Coding, Billing, and Documentation for the Outpatient Physical Therapist

Topic: Business Administration
CEU: 1.5 units
Contact Hours: 15 hours

Medicare Part B, CPT Coding, Timed Units, Medical Necessity, Payer Rules, Denials, and Defensible Documentation

Updated for 2026

Coding, Billing, and Documentation for the Outpatient Physical Therapist is a practical guide for physical therapists and rehabilitation professionals who document treatment, select CPT codes, support billing, respond to payer requests, and manage outpatient therapy compliance.

Outpatient documentation involves more than recording exercises, minutes, and pain scores. The medical record must support clinical reasoning, skilled need, medical necessity, the plan of care, CPT code selection, timed units, modifiers, authorizations, progress, continued care, and discharge planning.

This course covers:

• Medicare Part B outpatient therapy requirements
• Evaluations, plans of care, certification, and recertification
• Medical necessity and skilled therapy need
• Evaluation codes and complexity
• CPT coding principles for outpatient physical therapy
• Therapeutic exercise, therapeutic activity, neuromuscular reeducation, and gait training
• Manual therapy, self-care, wheelchair management, and performance testing
• Timed and untimed codes
• The Medicare 8-minute rule
• Total timed minutes and total treatment time
• GP, KX, CQ, and other therapy modifiers
• PTA documentation and supervision
• KX thresholds and targeted medical review
• Daily notes, progress reports, and discharge summaries
• Dry needling, electrical stimulation, and payer-variable services
• Commercial insurance and authorization requirements
• Medicare Advantage and managed-care denials
• ABNs and patient financial responsibility
• Cash-based and hybrid therapy documentation
• Audits, denials, CERT, RAC, and medical review
• Maintenance therapy and chronic-condition documentation
• Defensible documentation for orthopedic, neurologic, chronic-pain, and medically complex patients

The course emphasizes matching the medical record to the service provided. The diagnosis should support the functional problem. The goals should support the plan of care. The treatment should match the CPT code. Timed units should match the documented treatment time. Modifiers should match the circumstances, and progress reports should justify continuation, modification, transition, or discharge.

The purpose of this course is to help outpatient rehabilitation teams capture legitimate reimbursement without overcoding, undercoding, or weakening compliance. That begins with documenting the clinical truth clearly: the patient’s condition, functional limitation, skilled need, treatment response, objective change, barriers, goals, payer-relevant facts, and discharge plan.