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CPT Code 97535 - Complete Guide for Physical & Occupational Therapy Billing

A women get the self trating in traning center dcotors use the cpt code for this puropse CPT Code 97535

CPT (Current Procedural Terminology) codes, maintained by the American Medical Association (AMA), provide a standardized way to describe medical, diagnostic, and therapeutic procedures. CPT code 97535 is one of the most essential codes for therapy professionals, particularly within the scope of physical and occupational therapy services.

At Cures Billing Services, we simplify complex medical billing processes and ensure accurate claims for services like those covered under the 97535 CPT code.

What Is CPT Code 97535?

97535 CPT codes refer to self-care and home management training provided by healthcare professionals to help patients regain independence in daily life after an illness, surgery, or injury.

97535 CPT Code Descriptions:

This code covers training in:

  • Personal hygiene and grooming
  • Meal preparation
  • Use of assistive devices (e.g., walkers, reachers)
  • Home safety evaluation
  • Managing medications or daily routines

It’s commonly used in occupational therapy and physical therapy sessions.

When Is the 97535 CPT Code Used?

Common Scenarios:

  • Rehabilitation after surgery (e.g., knee replacement)
  • Neurological disorders like stroke or Parkinson’s
  • Pediatric developmental delays
  • Chronic disorder management, such as swelling or spinal injuries

97535 CPT Code Example:

A therapist trains a stroke patient on how to dress independently using adaptive tools. The session lasts 30 minutes (billed as 2 units).

Who Can Bill CPT Code 97535?

Eligible Providers:

  • Occupational Therapists (OTs)
  • Physical Therapists (PTs)
  • Other licensed healthcare providers recognized by insurance payers

How to Bill 97535 CPT Code Correctly

Time-Based Billing:

  • Services are billed per 15-minute unit
  • 1 unit = 15 minutes
  • 3 units = 45 minutes

Required Documentation:

  • Specific patient goal (e.g., “Transfer from bed to chair safely”)
  • Activities performed
  • Patient progress
  • Total time spent

Use complete medical notes or time-tracking tools to avoid denials.

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Does CPT Code 97535 Require a Modifier?

Yes. When billing 97535 with other treatment codes, such as:

  • 97530 CPT code (therapeutic activities)
  • 97110 CPT code (therapeutic exercise)

You may need to append modifier -59 to show that the services were distinct and separately identifiable.

Medicare & Reimbursement Guidelines

97535 CPT Code Reimbursements:

  • Medicare repays based on medical necessity and geographic rates
  • Private insurance may vary. Cure’s Billing Services verifies coverage before billing

Important:

Some payers require prior authorization for 97535. Always verify requirements to avoid claim denials.

97535 CPT Code in Physical Therapy

In physical therapy, 97535 is used when therapists train patients to perform self-care tasks post-surgery, after injury, or during long-term care transitions.

Examples:

  • Using stairs post-knee replacement
  • Navigating the home after spinal surgery

97535 CPT Code in Occupational Therapy

In occupational therapy, this code supports patients’ learning:

  • Dressing with one hand
  • Cooking after limb loss
  • Performing hygiene tasks independently

Real-Life Use Cases

Stroke Recovery (OT)

  • Duration: 30 minutes
  • Service: Dressing and grooming training
  • Units: 2
  • Outcome: Improved independence in daily activities

Post-Surgery Rehab (PT)

  • Duration: 45 minutes
  • Service: Stair navigation post-knee surgery
  • Units: 3
  • Result: Patient can navigate stairs unassisted

Final Thoughts

CPT Code 97535 is essential in therapy billing for patients who need help regaining independence. Accurate coding, proper documentation, and payer verification are key to successful reimbursement.

At Cures Billing Services, we support therapists and clinics with end-to-end billing services to reduce denials, increase payments, and stay compliant with payer guidelines.

Explore Our Medical Billing Services.

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Frequently Asked Questions (FAQs)

CPT Code 97535 refers to Self-Care/Home Management Training. This includes training in activities such as hygiene, grooming, feeding, dressing, safety procedures, and instructions in the use of assistive technology devices. It’s commonly used by occupational and physical therapists to document therapy sessions aimed at improving a patient’s daily living skills.

Qualified healthcare professionals such as occupational therapists, physical therapists, and sometimes speech-language pathologists can bill CPT 97535—provided it falls within their scope of practice and meets documentation requirements.

CPT 97535 is a time-based code billed in 15-minute increments. For every 15 minutes spent directly working with the patient on self-care training, one unit of 97535 can be billed.

To avoid denials, documentation must include:

  • The goal of the session (e.g., improved independence)
  • Activities performed (e.g., dressing, grooming)
  • The patient’s progress
  • Total face-to-face time spent

Yes, Medicare covers CPT 97535, but only when it’s medically necessary and supported by thorough documentation. The 2025 Medicare reimbursement may vary by region, so providers should verify local fee schedules.

Common modifiers include:

  • GP – Services delivered under a physical therapy plan
  • GO – Services delivered under an occupational therapy plan
  • 59 – Used if multiple distinct procedural services are performed on the same day

Correct use of modifiers helps prevent claim denials.

You should use appropriate ICD-10 codes that support the medical necessity of self-care training. Common examples include:

  • R26.9 – Unspecified abnormalities of gait and mobility
  • Z74.09 – Other reduced mobility
  • I69.351 – Hemiplegia following stroke

Always code based on clinical evaluation and documentation.

Yes, but ensure there’s no overlap in services. It is often billed alongside:

  • 97110 (Therapeutic exercises)
  • 97530 (Therapeutic activities)
  • 97112 (Neuromuscular reeducation)

Use modifier 59 or XE when required to indicate separate services.

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