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# Neolytix

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## Posts
- [CPT Code 74177: CT Abdomen and Pelvis With Contrast Billing Guide](https://neolytix.com/billing-coding-guides/cpt-code-74177/): 74177 is the single code for a CT of the abdomen and pelvis with contrast, and that word “single” is the point. Before the combination codes existed, practices billed the abdomen and pelvis as two separate studies, and disaggregating a combined scan to collect two line items became a documented overpayment pattern. CMS answered by creating the combination codes 74176, 74177, and 74178, so that one study bills as one code. Most 74177 denials and recoupments still trace back to a short list of errors around that rule and a few others. This guide walks through each one and the rule behind it, in the order they get a claim denied, so it clears the first time.
- [CPT Code 73721: A Coder’s Decision Path for Lower Extremity Joint MRI](https://neolytix.com/billing-coding-guides/cpt-code-73721/): Most 73721 denials are not clinical. They are decisions a biller got wrong before the claim ever went out: the wrong joint code, no side marked, no x-ray on file, no authorization. 73721 is the MRI of a lower extremity joint without contrast, most often the knee, used to evaluate meniscus tears, ligament injuries, cartilage damage, and effusions. It is billed by imaging centers, hospital outpatient departments, and the radiologists who read the images.
- [BCBS Prior Auth: A Provider’s Guide to Blue Cross Blue Shield Prior Authorization in 2026](https://neolytix.com/articles/bcbs-prior-auth-for-providers/): In April 2026, AHIP and the Blue Cross Blue Shield Association reported that health plans participating in their 2025 prior authorization commitments had eliminated 11% of prior authorizations, about 6.5 million fewer requests. That’s welcome news for practices but it doesn’t make BCBS prior auth simple.
- [Prior Authorization for Dermatology: What Practices Need to Know in 2026](https://neolytix.com/articles/prior-authorization-for-dermatology-practice-guide/): Prior authorization for dermatology is a payer’s requirement to approve a dermatology medication, procedure or service before the practice provides it. If you need a refresher on the general process, our guide to prior authorization in medical billing covers the fundamentals.
- [2027 Maternity Coding Changes: What OB Practices Need to Know](https://neolytix.com/articles/2027-maternity-coding-changes/): The date is closer than it looks. A patient who started prenatal care this fall will probably deliver after the old codes stop being valid. That means the 2027 maternity coding changes are already reaching pregnancies on your schedule today.
- [CPT Code 72148: The Lumbar MRI Rules That Decide the Claim](https://neolytix.com/billing-coding-guides/cpt-code-72148/): Lumbar spine MRI is one of the most overused imaging studies in medicine. Systematic reviews estimate that roughly a third of spinal imaging is inappropriate, and a recent study found that about two-thirds of lumbar MRI requests did not meet clinical guidelines and rarely changed management. That overuse is the reason CPT code 72148 is wrapped in prior authorization and strict medical-necessity rules, and it is why these claims deny so often. For 72148, the denial drivers are not modifiers or bundling. They are whether the scan was authorized before it happened, and whether the record proves it was necessary. This guide covers what 72148 is, the contrast and component variants, the modifiers, and the prior-authorization and documentation rules that decide the claim.
- [Psychotherapy Add-On Codes with High-Level E/M: Payer Reimbursement Policy Guide (2026)](https://neolytix.com/billing-coding-guides/psychotherapy-add-on-codes-high-level-em/): When a psychiatrist or psychiatric nurse practitioner provides both medication management and psychotherapy in one visit, the correct coding is a high-level E/M code plus a psychotherapy add-on. It is also one of the fastest-growing denial patterns in behavioral health. A rising number of payers, including CareSource, Molina Healthcare, and Blue Shield Promise, now deny the add-on by default when it is billed with a high-level E/M, on the view that one encounter rarely holds enough separate, non-overlapping time for both. This guide is the full reference for billing that combination correctly: the codes, the one rule that decides most claims, the documentation and time-overlap requirements, a payer-by-payer breakdown, and a pre-submission checklist.
- [CPT Code 20610: Arthrocentesis and Joint Injection Billing Guide (2026)](https://neolytix.com/billing-coding-guides/cpt-code-20610/): The same knee injection can pay about $59 or roughly $130, and the difference comes down to one factor: whether ultrasound guidance was used, and documented. That is the central tension of CPT code 20610. It is one of the most frequently billed musculoskeletal procedures, performed every day across orthopedics, rheumatology, pain management, and primary care, and its denials and underpayments cluster around a few specific decisions: the ultrasound fork between 20610 and 20611, the separately billed drug, and the modifiers for laterality and same-day visits. This guide covers the major joints 20610 applies to, how it compares with related codes, the documentation payers expect, real coding scenarios, and the errors that cost practices money.
- [CPT Code 97140: Manual Therapy Billing Guide (2026)](https://neolytix.com/billing-coding-guides/cpt-code-97140/): 97140 is the manual therapy code, and most of its denials have nothing to do with the therapy itself. They come down to two questions: who billed it, and where on the body it was performed. Medicare never pays a chiropractor for 97140, no matter how skilled or necessary the service, because a chiropractor's Medicare benefit covers spinal manipulation and nothing else. And even when a provider can bill it, a National Correct Coding Initiative edit bundles 97140 into an adjustment or an exercise performed in the same region, so the claim pays only when the manual therapy was done somewhere else and the note proves it. This guide covers what 97140 is, the chiropractic coverage rule, the same-region bundling edit, and how to document it so it holds up.
- [CPT Code 97530: Activity vs Exercise, and How to Bill It Right](https://neolytix.com/billing-coding-guides/cpt-code-97530/): 97530 is defined almost entirely by what it is not. It is therapeutic activities, and its constant companion in the denial column is 97110, therapeutic exercise. The distinction sounds academic until you see the money: reviewers specifically look for therapeutic exercise billed as therapeutic activity, often to slip past a bundling edit, and treating that maneuver as a shortcut is how a routine therapy claim becomes an audit. The clean way to think about it is simple. 97110 changes a tissue's capacity. 97530 changes what the patient can do. This guide covers what 97530 is, how it differs from 97110, the documentation payers expect, and the same-day billing rules that cause most denials.
- [Z Codes in Medical Billing: What They Are and When You Can Use Them](https://neolytix.com/articles/z-codes-in-medical-billing/): Z codes are the Chapter 21 section of ICD-10-CM (codes Z00 through Z99), used to document reasons for a healthcare encounter or additional information about a patient that isn't a disease, injury, or acute condition. Instead of describing what's medically wrong with a patient, Z codes describe the circumstances around the visit, from a routine physical to a family history of a condition to a non-medical barrier like housing instability. They exist because not every encounter, and not every fact relevant to a patient's care, fits neatly into a diagnosis code for an illness.
- [Billing 90838 with 99215: Why a Payer Denial Doesn’t Mean You Should Downcode](https://neolytix.com/articles/90838-99215-payer-denial-downcoding/): A coder documents a visit that supports 99215 based on medical decision making, and separately documents 60 minutes of psychotherapy supporting 90838. The claim goes out. The psychotherapy add-on comes back denied. The E/M service pays. 
- [Rural Health Transformation Program: What the 15% Cap on Provider Payments Means for Rural Practices](https://neolytix.com/articles/rural-health-transformation-program-provider-payments/): The Rural Health Transformation Program (RHTP) is a $50 billion federal initiative administered by the Centers for Medicare & Medicaid Services (CMS), created to help rural hospitals, clinics, and health systems modernize care delivery and stabilize their finances. CMS launched the program in September 2025 and distributes the funding as cooperative agreements with states rather than as grants to individual providers, meaning every state, not each practice, applies for and manages the money.
- [CPT Code 96372 Explained: Therapeutic Injection Billing Guide](https://neolytix.com/billing-coding-guides/cpt-code-96372/): 96372 looks like the simplest code in the office: a nurse gives a shot, you bill it. In practice it is one of the more denial-prone administration codes, and for a specific reason. 96372 pays for giving the injection, not for the drug, so every valid claim is really two lines: the administration and the separately coded medication. Miss the drug line, skip the supervision requirement, or reach for it when the service was actually a vaccine or an IV push, and the claim bounces. This guide covers what 96372 is, the two-line claim, the supervision rule, the codes it gets confused with, and how to keep it paid.
- [Prior Authorization for GLP-1 Medications: What Providers Need to Know](https://neolytix.com/articles/prior-authorization-glp-1/): GLP-1 receptor agonists now carry FDA approvals across several indications: type 2 diabetes management, chronic weight management, cardiovascular risk reduction in patients with established heart disease, and, for newer agents, obstructive sleep apnea and metabolic dysfunction-associated steatohepatitis (MASH) with fibrosis. That range of approved uses, combined with high demand and high list prices, is exactly why payers apply prior authorization so consistently: the same drug can be prescribed for a covered diagnosis or an excluded one, and payers use PA to confirm which one applies before paying.
- [AB 1041: What California Providers and Health Plans Need to Know About the New Credentialing Law](https://neolytix.com/articles/ab-1041-california-credentialing-law/): AB 1041 is a California law that standardizes how health plans and health insurers credential providers. Signed October 11, 2025 as Chapter 630, Statutes of 2025, it was authored by Assemblymember Bennett and adds parallel provisions to two different codes: Health and Safety Code Sections 1374.198 and 1380.2 for DMHC-regulated health plans, and Insurance Code Sections 10144.565 and 10110.9 for CDI-regulated health insurers. 
- [How Neolytix Protected $15K+ from a Payer Denial Pattern for a Multi-State Behavioral Health Practice](https://neolytix.com/case-studies/denial-management-behavioral-health/): A multi-state outpatient behavioral health practice offering psychotherapy and psychiatric diagnostic services across New Jersey and New York was experiencing a recurring payer denial pattern that no one had traced to its source. The root cause wasn't clinical documentation — it was a structural claim-configuration error that tagged New Jersey-based services as performed out of state, causing the payer's system to route and reject affected claims automatically. By the time the pattern was identified, over $15K in billed charges were exposed to full write-off across 90 claims. Neolytix conducted a denial root-cause analysis, reprocessed all 90 affected claims with corrected service-location data, fixed the underlying billing workflow to prevent recurrence, and built a front-office insurance-plan identification framework to eliminate a second source of denial risk. The result: $15K+ protected from write-off, all claims resubmitted for reimbursement, and a 96% first-pass claim rate maintained on the account ever since.
- [CMS 0062: What Providers and Payers Need to Know About the Proposed Drug Prior Authorization Rule](https://neolytix.com/articles/cms-0062/): CMS 0062, officially CMS-0062-P, is the 2026 CMS Interoperability Standards and Prior Authorization for Drugs Proposed Rule. CMS released it on April 10, 2026, as a direct follow-on to CMS-0057-F, the Interoperability and Prior Authorization Final Rule finalized in 2024. CMS-0057 deliberately excluded drugs from its prior authorization requirements. CMS-0062 proposes to close that gap. 
- [CMS 0057: What Providers Need to Know About the New Prior Authorization Rule](https://neolytix.com/articles/cms-0057/): CMS 0057, officially CMS-0057-F, is the Centers for Medicare & Medicaid Services' Interoperability and Prior Authorization Final Rule. CMS finalized it in January 2024, and its provisions are phasing in through January 2027. The rule's stated goal is to reduce the burden prior authorization places on patients, providers, and payers by forcing faster decisions, clearer denial reasons, and standardized electronic data exchange.
- [CountyCare Prior Authorization Changes 2026: What Illinois Providers Need to Know](https://neolytix.com/articles/countycare-prior-authorization-changes/): On August 28, 2026, CountyCare, the Medicaid managed care plan operated by Cook County Health, issued a provider notice updating prior authorization (PA) requirements for medications billed under the HealthChoice Illinois medical benefit. The changes take effect October 31, 2026, and touch thirteen drugs with assigned HCPCS codes, six additional drugs without codes yet assigned, and twelve underlying clinical policies. 
- [CPT 99213 vs 99214: How to Choose the Right E/M Level](https://neolytix.com/billing-coding-guides/cpt-99213-vs-99214/): 99213 and 99214 are the two most billed office visit codes in US medicine, and the line between them decides a lot of money. Under the 2026 Medicare Physician Fee Schedule, the work RVU rises from 1.30 for 99213 to 1.92 for 99214, about 48 percent more physician work value, and the payment gap runs roughly $40 per visit. Multiply that across a full schedule and the choice between these two codes is one of the highest-stakes decisions a practice makes every day. Get it right consistently, and you capture what you earned without inviting an audit. This guide breaks down the difference and, more importantly, how to decide.
- [CPT Code 99211: Nurse Visit Billing and Incident-To Rules](https://neolytix.com/billing-coding-guides/cpt-code-99211/): 99211 is the odd one out in the office visit family. It is the only established patient E/M code that may not require the presence of a physician, and the only one with no medical decision making and no time requirement. That flexibility is exactly why it is the most misused and most denied E/M code, and why it is now a live compliance target: the HHS Office of Inspector General has placed Medicare incident-to billing on its Work Plan, with a report expected in 2026, and 99211 is the classic incident-to nurse visit.
- [CPT Code 99212: How to Bill the Low-Complexity Established Visit](https://neolytix.com/billing-coding-guides/cpt-code-99212/): 99212 is the lowest established patient office visit that a provider actually performs, and it sits right next to the one office E/M code that plays by different rules. Directly below it is 99211, the only office visit code that does not require the presence of a physician or qualified provider: the classic nurse or medical assistant visit. That single line is where 99212 gets miscoded most. Bill a real provider visit as 99211 and you undercode it; bill a nurse-only service as 99212 and it fails the requirements.
- [CPT Code 99215: High-Complexity Established Patient Visit Guide](https://neolytix.com/billing-coding-guides/cpt-code-99215/): 99215 is the highest-level office visit for an established patient, and one of the most misunderstood. Most guides treat it as an upcoding trap to avoid. That is only half the story. An OIG review of E/M claims found 42 percent were incorrectly coded, and that figure included both upcoding and downcoding. 99215 is where that cuts both ways: bill it when the work does not support it and you invite an audit, but default to 99214 when the visit genuinely reached 99215 and you give up revenue you earned.
- [CPT Code 99202: The New Patient Code You’re Probably Overusing](https://neolytix.com/billing-coding-guides/cpt-code-99202/): 99202 is the floor of the new patient office visit range, and it got there by absorbing another code. Effective January 1, 2021, CPT deleted 99201 and directed providers to report 99202 in its place, since both described straightforward decision-making and differed only by history and exam requirements that no longer matter. That makes 99202 the lowest new patient level available. It also makes it the one practices most often overuse, because a genuinely straightforward new patient visit is less common than the reflex to bill the safe low code suggests.
- [CPT Code 99203: The New Patient Level Most Practices Still Code by Old Rules](https://neolytix.com/billing-coding-guides/cpt-code-99203/): Of all the new patient office codes, 99203 changed the most in the 2021 evaluation and management overhaul, and it is the one practices are most likely to still code by the old rules. Before 2021, 99203 required a documented "detailed history and examination." Since January 1, 2021, history and exam no longer set the level at all. 99203 is now defined purely by low-complexity medical decision making or 30 to 44 minutes of total time. Practices that still choose it by counting history and exam bullets end up misplacing it, either under-documenting the decision-making or drifting to the wrong level.
- [CPT Code 99205: High-Complexity New Patient Visit Guide](https://neolytix.com/billing-coding-guides/cpt-code-99205/): The Office of Inspector General has documented a long-running shift toward higher-level evaluation and management coding and has recommended that CMS review clinicians who consistently bill the top levels. CPT code 99205 sits at the very top of the new patient scale, which puts it squarely in that line of sight. The code is entirely legitimate for genuinely complex, high-risk new patients, and most new patient visits never reach it. The challenge is not knowing what 99205 is. It is clearing a specific, high bar and documenting it so the claim survives review.
- [CPT Code 99204: New Patient Visit Billing Guide (2026)](https://neolytix.com/billing-coding-guides/cpt-code-99204/): CMS lists "New Patient Visits: Incorrect Coding" as an approved Recovery Audit topic, and it covers 99202 through 99205 directly. In other words, whether a patient truly counts as new is something Medicare's auditors actively check. That is the surprising thing about CPT code 99204: the hard part is not the level, it is the word "new." Practices are comfortable deciding moderate complexity, then bill a new patient code for someone the group already saw, and the claim gets downcoded to an established visit or recouped later.
- [Top 10 Remote Patient Monitoring Companies in 2026](https://neolytix.com/articles/top-10-remote-patient-monitoring-companies/): The RPM market offers more choices than ever, but the meaningful differences lie in the care model and the billing operation, not the device count. In 2026 there is also a regulatory clock, so the strongest remote patient monitoring companies are those that run a solid program today and have a credible plan for the employed-staff transition. Neolytix leads this RPM company comparison because it combines a full-service, no-upfront-cost program with the revenue cycle depth that turns monitoring into paid, compliant revenue. Explore Neolytix Remote Patient Monitoring services to see how a results-driven RPM program fits your practice.
- [8 Ways Outsourced Credentialing Improves RCM](https://neolytix.com/articles/outsourced-credentialing-improves-rcm/): That's the case for looking at outsourced credentialing not as an administrative convenience, but as a lever on revenue cycle performance specifically. Below are eight concrete mechanisms tied to the actual RCM metrics a CFO or VP of Revenue Cycle would recognize, rather than the credentialing-process metrics (cycle time, first-pass approval rate) that get discussed on their own.
- [9 In-House Credentialing Mistakes to Avoid in 2026](https://neolytix.com/articles/in-house-credentialing-mistakes/): Credentialing has always been unforgiving. Miss a step, and a provider sits idle while claims pile up unbilled. But 2026 raised the stakes for anyone still running credentialing in-house: CMS tightened enforcement around Medicare enrollment data, and NCQA introduced a continuous monitoring requirement that turns credentialing from a periodic task into an always-on compliance function. 
- [CPT Code 93000: Why Your ECG Claims Get Denied](https://neolytix.com/billing-coding-guides/cpt-code-93000/): The US Preventive Services Task Force gives screening electrocardiography a Grade D recommendation in asymptomatic adults at low cardiovascular risk, meaning the evidence points to more harm than benefit. In practice, that translates directly into denials: a routine ECG on a patient with no symptoms and no supporting diagnosis is usually not covered. CPT code 93000 is one of the most frequently performed tests in outpatient medicine, and its denials cluster around two avoidable issues, using the wrong code for the setting, and running the test without a covered reason.
- [CPT Code 97110: Therapeutic Exercise Billing Guide](https://neolytix.com/billing-coding-guides/cpt-code-97110/): An Office of Inspector General audit of outpatient physical therapy found that 61 percent of the Medicare claims it reviewed did not meet requirements for medical necessity, coding, or documentation, and estimated Medicare overpaid about $367 million for non-compliant outpatient therapy in a single six-month period. Therapeutic exercise, CPT code 97110, sits at the center of that finding. It is the most frequently billed physical therapy code, and its denials almost always trace back to one thing: a note that does not prove the service required a therapist's skill.
- [CPT Code 99396: Adult Preventive Visit Billing Guide (2026)](https://neolytix.com/billing-coding-guides/cpt-code-99396/): About 150 million people with private insurance can now receive recommended preventive services with no cost-sharing under the Affordable Care Act, according to HHS. The adult annual physical is the front line of that system, and for established patients aged 40 to 64, it is billed with CPT code 99396. The code looks like one of the simplest in primary care. In practice it carries two traps that generate a steady stream of denials and surprise patient bills: the payer that does not cover it, and the problem that walks in during the visit.
- [How to Manage Denials Post-OBBBA](https://neolytix.com/articles/obbba-denial-management/): Denials were already a problem before OBBBA. More than half of U.S. healthcare organizations report denial rates above 10 percent, and appeals remain one of the most resource-intensive functions in the revenue cycle, according to MGMA's 2024 benchmarking report. What OBBBA adds to that picture is a specific, dateable reason for the number to get worse, rooted in Medicaid eligibility rather than coding or documentation. OBBBA denial management starts with understanding that distinction, because the fix looks nothing like a typical denial-prevention checklist.
- [CPT Code 90791 Explained: The Psychiatric Diagnostic Evaluation](https://neolytix.com/billing-coding-guides/cpt-code-90791/): In 2024, 23.4 percent of US adults, roughly 61.5 million people, had a mental illness in the past year, according to SAMHSA's National Survey on Drug Use and Health. Nearly every one of them who enters treatment starts the same way: with an intake evaluation. That evaluation is CPT code 90791. It sits at the front door of behavioral health, which is exactly why getting it right matters, and why it behaves differently from the therapy codes billed after it. 90791 is not time-based, and its most common denials are structural, tied to how often it can be billed and who bills it, not to minutes on a clock.
- [CPT Code 90834: The 45-Minute Code Most Practices Undercode](https://neolytix.com/billing-coding-guides/cpt-code-90834/): CPT code 90834 is the workhorse of outpatient therapy billing, the most commonly billed individual psychotherapy code and the default for a standard 45-minute session. That ubiquity is exactly why it is worth getting right. 90834 sits between two one-minute cliffs: at 37 minutes the session is 90832, and at 53 minutes it becomes 90837. The same clinical hour, documented differently, can land in three different codes and three different payment tiers. Most write-ups treat 90834 as the safe middle choice. In practice, defaulting to it is where quiet undercoding hides.
- [CPT Code 90837: How to Bill 60-Minute Therapy Without a Downcode](https://neolytix.com/billing-coding-guides/cpt-code-90837/): 90837 is the code every therapist wants to bill and the one that keeps practice owners up at night. It is the highest-value routine individual psychotherapy code, which is exactly why payers watch it more closely than any other. And the pool of clinicians who can bill it just grew: effective January 1, 2024, Medicare began paying marriage and family therapists and mental health counselors for the first time, under the Consolidated Appropriations Act, 2023. More providers billing a closely watched, higher-paying code means the rules around it matter more than ever.
- [CPT Code 36415: Venipuncture Billing, Bundling, and Units](https://neolytix.com/billing-coding-guides/cpt-code-36415/): Here is the rule that catches more practices than any other on this code: no matter how many tubes you fill, how many times you stick, or how many veins you try, CPT code 36415 is billed once per encounter. Medicare enforces it through Medically Unlikely Edits, so a second unit does not just get questioned, it gets denied. And a second surprise sits underneath it: 36415 is not paid from the Physician Fee Schedule at all. It is a Clinical Laboratory Fee Schedule code worth only a few dollars. At the volume most practices draw blood, getting those two facts wrong leaks money quietly and constantly.
- [Sinus Surgery Reimbursement: Why FESS Claims Trigger Payer Recoupments (and How to Defend Them)](https://neolytix.com/articles/sinus-surgery-reimbursement-recoupment/): Sinus surgery reimbursement recoupment is not a sign that a practice is billing wrong. It is the predictable consequence of billing the most code-dense surgery in medicine into pricing systems that get dense claims wrong. The specialties that lose the most to clawbacks are not the ones that make the most mistakes. They are the ones whose claims force payers to price, rank, and reprocess the most often. Treat retrospective recoupment as a structural feature of sinus billing, build detection and appeal capacity around it, and the dollars that would otherwise drain silently from current remittances stay where they belong.
- [CPT Code 93306: Echocardiogram Billing and Documentation Guide (2026)](https://neolytix.com/billing-coding-guides/cpt-code-93306/): The most common way a practice loses money on a complete echocardiogram is not underpayment. It is a coding pairing that is denied every single time. Under the CMS National Correct Coding Initiative, the spectral and color flow Doppler add-on codes, 93320 and 93325, are bundled into CPT code 93306, and the edit carries a modifier indicator of 0, meaning no modifier can override it. Yet billing guides across the web, some published by billing companies, still advise adding those codes to "complete" the study. Every claim that does gets the add-on line rejected outright. That single misunderstanding drives a large share of preventable echo denials.
- [CPT Code 99213: How to Bill It Right Without Undercoding](https://neolytix.com/billing-coding-guides/cpt-code-99213/): In the most recent Medicare reporting period, established patient office visits ranked as the third-largest source of improper payments among all service types, roughly $853 million, and about 65 percent of that traced to incorrect coding rather than fraud. CPT code 99213 sits at the center of that family, and here the coding problem usually runs in the direction practices least suspect. Not overbilling, but underbilling. Defaulting to 99213 because it feels safe quietly forfeits revenue, and, as this guide explains, it is not always as safe as it looks.
- [CPT Code 99214: Billing, Time, and Documentation Guide (2026)](https://neolytix.com/billing-coding-guides/cpt-code-99214/): CPT code 99214 reports an office or other outpatient visit for an established patient, meaning someone seen by the provider or practice within the past three years. In everyday billing language it is the Level 4 established patient code, one step above 99213 and one below 99215.
- [The Spravato REMS Compliance Checklist: Certification, Enrollment & the 2-Hour Rule](https://neolytix.com/articles/spravato-rems-billing-compliance/): Does Spravato REMS certification expire or need renewing?
- [Top 10 RCM Companies in Arizona for 2026: Best Revenue Cycle Management Partners](https://neolytix.com/articles/rcm-companies-in-arizona/): Arizona's healthcare system is expanding faster than its administrative infrastructure can keep up. As practices absorb more patients, the financial machinery behind each visit, from eligibility checks to denial appeals, becomes harder to run in-house. That is why a growing number of providers are turning to specialized RCM companies in Arizona to protect collections and stabilize cash flow. 
- [Top 7 Medical Billing Companies in Colorado for HCOs](https://neolytix.com/articles/medical-billing-companies-in-colorado/): That fragmentation is exactly why "medical billing companies in Colorado" has become one of the most searched terms among practice administrators this year. Choosing the wrong billing partner in this environment does not just mean slower payments, it means claims falling through the gaps between payer systems while patient balances climb.
- [Top 7 Medical Billing Companies in Tennessee](https://neolytix.com/articles/medical-billing-companies-in-tennessee/): That fragmentation is exactly why "medical billing companies in Tennessee" has become one of the most searched terms among practice administrators this year. Choosing the wrong billing partner in this environment does not just mean slower payments, it means claims falling through gaps between payer systems that did not exist a few years ago.
- [10 Best Medical Billing Companies in Pennsylvania (2026)](https://neolytix.com/articles/medical-billing-companies-in-pennsylvania/): Pennsylvania's healthcare economy is one of the largest and most complex in the country. The state serves over 3.1 million Medicaid enrollees and operates within a competitive Medicare Advantage market where beneficiaries in five counties alone can choose from 80 or more plans. That payer density creates a billing environment where the rules change faster than most in-house teams can track.
- [Best Credentialing Companies in Michigan: Top 10 Providers Compared](https://neolytix.com/articles/credentialing-companies-in-michigan/): Michigan's healthcare providers are operating under compounding pressure. The state has over 2.3 million residents enrolled in Medicaid alone, with 66% of that population covered through managed care plans, according to the Kaiser Family Foundation's May 2025 Michigan Medicaid fact sheet. That means provider credentialing is not a one-time administrative event, it is an ongoing, multi-payer obligation that directly determines when and whether a practice gets paid. Add to that a recognized physician shortage across rural and urban shortage-designated areas, including those served by the nine Medicaid managed care health plans whose contracts were restructured as recently as October 2024, and the case for working with a capable credentialing partner becomes clear.

## Pages
- [IL HB1085 Revenue Calculator](https://neolytix.com/il-hb1085-revenue-calculator/): On January 1, 2027, Illinois resets the commercial behavioral health rate floor to 141.7% of Medicare. Enter your numbers to see your annual gain from Stream 1 — then see what four more streams add on top.
- [Medical Billing Services](https://neolytix.com/medical-billing-services/): Home
- [Payer Contract Review Services](https://neolytix.com/contract-negotiation-services/payer-contract-review/): Neolytix translates payer contract language into operational intelligence, identifying what's recoverable, what's quietly raising your administrative costs, and what to renegotiate before you sign or renew. Not legal review. Revenue and operational review. And when the findings require action — re-enrollment, credentialing for new codes, billing workflow changes, the same team executes it. No handoff.
- [Neurology & Neurosurgery](https://neolytix.com/revenue-cycle-management/neurology-neurosurgery/): Neurology runs on some of the densest CPT coding in healthcare — EEG, NCS, EMG, stereotactic radiosurgery, spinal cord stimulators — and most vendors bill it like primary care. Neolytix runs RCM for neurology, interventional neuro, and neurosurgery groups where TC/26 modifier accuracy and CMS PA Reform compliance decide the contribution margin.
- [Mental Health & Psychiatry](https://neolytix.com/healthcare-marketing/mental-health-marketing-agency/): Neolytix Growth Services
- [Neolytix Growth Services](https://neolytix.com/growth/): Neolytix Growth Services
- [Behavioral Health Revenue Cycle Management — Predictable Revenue Across Every Modality, Location, and Payer](https://neolytix.com/revenue-cycle-management/behavioural-health/): Full-cycle RCM for behavioral health operators running outpatient psychiatry, IOP, PHP, TMS, ketamine, ABA, and integrated care across multiple sites and carve-out payers.
- [Orthopedics](https://neolytix.com/revenue-cycle-management/orthopedics-3/): Home
- [Revenue Cycle Management for Multi-Site, Multi-Specialty Groups](https://neolytix.com/revenue-cycle-management/multi-specialty-groups/): Most multi-site groups run revenue cycle on fragmented vendors with no unified view across locations. Neolytix fixes that.One RCM model, one platform, one performance standard — across every site and specialty you operate. Backed by an AI-powered revenue intelligence engine that tells your finance team exactly when the money arrives.