Physical Therapy Billing Directory
Physical therapy billing requires a level of technical precision that separates it from most other outpatient specialties. The 8-minute rule — which governs how many units of timed CPT codes can be bi...
72
Companies
52
Nationwide
86.4
Avg Score
Physical therapy billing requires a level of technical precision that separates it from most other outpatient specialties. The 8-minute rule — which governs how many units of timed CPT codes can be billed based on total direct treatment minutes — is unique to therapy services and is one of the most frequently misapplied rules in all of healthcare billing. A billing company that does not understand how to calculate billable units for sessions combining timed and untimed services will consistently underbill or overbill, creating either revenue loss or compliance exposure.
Evaluation code selection adds another layer of complexity. Physical therapy evaluations use complexity-based codes (97161 for low complexity, 97162 for moderate, 97163 for high) that require documentation to support the level billed. Billing companies that default to a single evaluation code regardless of clinical complexity are leaving revenue on the table and creating audit risk. The same principle applies to re-evaluation codes and discharge codes, which are frequently under-documented in PT practices.
Medicare therapy threshold management is an ongoing administrative burden that requires systematic tracking. When a patient's cumulative therapy charges approach the targeted medical review threshold (currently $2,330 for PT and SLP combined), the KX modifier must be applied and documentation must affirmatively support the medical necessity of continued treatment. Billing companies that do not proactively track per-patient therapy spending will miss KX modifier application deadlines, resulting in claim denials that are difficult to appeal retroactively.
Our directory includes 72 billing companies with verified physical therapy billing experience, serving solo PT practitioners, outpatient rehab clinics, multi-location therapy groups, and hospital-based rehabilitation departments. Each listing is evaluated on specialty evidence and data quality.
Solo physical therapists and small outpatient clinics (one to three providers) need billing companies that can manage the full claims lifecycle — eligibility verification, claims submission with correct timed-code unit calculation, denial management, and patient billing — without requiring in-house billing staff. The most important capabilities for smaller PT practices are accurate 8-minute rule application, proactive prior authorization tracking (many commercial payers now require auth for PT services), and integration with WebPT or Clinicient. Smaller practices often benefit from billing companies that offer a percentage-of-collections pricing model rather than flat fees, since revenue fluctuates with patient volume.
Multi-location physical therapy groups and hospital-affiliated rehabilitation departments require billing companies with enterprise capabilities: consolidated reporting across locations, multi-discipline billing support (PT, OT, and SLP with separate therapy threshold tracking), high-volume claims processing, and often the ability to manage both outpatient and inpatient billing. Hospital-affiliated rehab departments may also need billing companies with experience in facility billing (UB-04 claims) in addition to professional billing (CMS-1500). Enterprise PT billing companies typically offer dedicated account management, custom reporting, and the capacity to handle complex payer mix scenarios including Medicare Advantage, workers' compensation, and auto liability claims.
MedCare MSO provides AI-driven medical billing, practice management, and EHR solutions to optimize revenue and streamline operations for healthcare providers.
BillingParadise is a medical billing and revenue cycle management company that provides services to hospitals, health systems, and physician practices.
WebPT is a practice experience management platform designed specifically for rehab therapy professionals, offering an end-to-end solution for marketing, front office, clinical, and billing needs.
A medical billing company that uses AI for claim scrubbing, predictive analytics, automated eligibility, and EHR integrations.
Medical Billers and Coders (MBC) provides home health billing services, specializing in managing the complexities of coding and billing for in-home patient care.
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MedCare MSO provides AI-driven medical billing, practice management, and EHR solutions to optimize revenue and streamline operations for healthcare providers.
BillingParadise is a medical billing and revenue cycle management company that provides services to hospitals, health systems, and physician practices.
WebPT is a practice experience management platform designed specifically for rehab therapy professionals, offering an end-to-end solution for marketing, front office, clinical, and billing needs.
A medical billing company that uses AI for claim scrubbing, predictive analytics, automated eligibility, and EHR integrations.
Medical Billers and Coders (MBC) provides home health billing services, specializing in managing the complexities of coding and billing for in-home patient care.
CureMD provides dental credentialing services to help dentists get credentialed with insurance networks faster.
24/7 Medical Billing Services is a medical billing company that offers end-to-end medical billing solutions to support physicians, hospitals, medical institutions, and group practices.
Plutus Health offers revenue cycle management services that maximize revenue and decrease administrative burdens for healthcare providers.
BellMedEx is a US-based medical billing company offering a wide range of services, including medical billing and coding, revenue cycle management, and credentialing, with a specialization in ABA therapy billing.
Park Medical Billing is a top medical billing company in the USA with over 25 years of experience helping healthcare organizations of all sizes.
An AI-powered medical billing company that delivers intelligent workflow automation to enable efficient revenue cycle management for healthcare practices of all sizes.
Larsen Billing is a medical billing and coding company that specializes in helping healthcare practices across the nation increase cash flow and maximize collections.
Practolytics offers medical billing services for home health agencies, including patient intake and verification, OASIS documentation, coding and claim submission, and payment and reimbursement.
Global Healthcare Resource is a full-service healthcare solutions firm focused on maximizing ROI for medical care facilities, including home health and post-acute care providers.
CureCloudMD offers a complete suite of medical billing and coding services to streamline practice revenue cycle management for healthcare practitioners.
We provide specialized revenue cycle management for Applied Behavior Analysis providers, managing complex insurance authorization, time-based CPT coding (97151-97155), and Medical credentialing to ensure maximum reimbursement.
Practice Solutions, LLC identifies and apply the right billing solution for your unique practice, moving beyond a one-size-fits-all approach.
A medical billing service provider offering medical billing, coding, and revenue cycle management services to healthcare professionals and practices.
SwiftCare Billing is a US-based company offering professional medical billing support, practice management, and RCM services nationwide.
Medheave is a US-based home health billing company excelling in offering tailored solutions for practices dealing with chronic care and remote patient monitoring.
Physical therapy billing is governed by the 8-minute rule for timed CPT codes, which determines how many units can be billed based on the total minutes of direct treatment. This rule is unique to therapy services and is a frequent source of billing errors. Untimed codes (like evaluations and re-evaluations) follow different rules, and mixing timed and untimed services in a single session requires careful calculation.
The Medicare therapy cap (now replaced by the targeted medical review threshold) and functional limitation reporting requirements add another layer of complexity. PT billing companies must track cumulative therapy spending per patient, apply the KX modifier when appropriate, and ensure documentation supports continued treatment beyond the threshold.
PT billing has specific rules around timed services, therapy thresholds, and documentation that require specialized knowledge.
Ask the company to explain how they calculate billable units for mixed timed and untimed services. Errors in 8-minute rule application are one of the most common causes of PT claim denials and audit risk.
The company should track cumulative Medicare therapy spending per patient and know when to apply the KX modifier. Ask about their process for alerting clinicians when patients approach the threshold.
PT evaluations use complexity-based codes (97161 low, 97162 moderate, 97163 high). The billing company should help ensure documentation supports the evaluation level billed.
If your practice includes OT or SLP services alongside PT, confirm the company can manage billing for multiple therapy disciplines with correct modifiers and separate threshold tracking.
PT practices commonly use WebPT, Clinicient, TheraOffice, or Net Health. Confirm the billing company integrates with your EMR for documentation-to-billing workflows.
Physical therapy practices need billing services that address therapy-specific coding rules and payer requirements.
Submitting PT claims with correct timed/untimed codes, units calculated per the 8-minute rule, and appropriate modifiers.
Enrolling physical therapists and PTAs with commercial payers, Medicare, and Medicaid programs.
Appealing denied PT claims, particularly for medical necessity, authorization, and therapy threshold issues.
Verifying therapy benefits including visit limits, authorization requirements, and remaining therapy cap amounts.
Obtaining and tracking prior authorizations for PT services, which many commercial payers now require.
Ensuring correct CPT code selection, unit calculation, and modifier application for therapy services.
Home-based physical therapy is a major component of home health agency services, and many PT billing companies also handle home health PT claims.
Browse DirectoryIntegrated outpatient clinics combining PT and behavioral health services benefit from billing companies experienced in both specialty areas.
Browse DirectoryPediatric therapy practices often combine PT and ABA services, requiring billing companies with cross-specialty expertise.
Browse DirectoryUse our filters to narrow down companies by the services, coverage, and practice size that matter most to your physical therapy practice.