Home
Career Stage
Medical Students Residents Attendings CPT Codes Resources Blog Support

A4265 Paraffin

A Codes

Also known as: paraffin wax, paraffin therapy, therapeutic wax

Paraffin, a petroleum-derived wax substance used therapeutically for joint mobility and pain relief in occupational therapy and rheumatology applications.

In Plain Language

heating wax; therapeutic heat treatment

Clinical Context

Applied as heated paraffin bath for arthritis pain relief, joint stiffness reduction, and improved hand mobility in rehabilitation settings.

RVU Information

CPT A4265 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.

Billing & Documentation

HCPCS A-codes cover medical supplies, equipment, and transport services. Documentation must establish medical necessity and include a physician order. For durable medical equipment (DME), a Certificate of Medical Necessity (CMN) or detailed written order may be required.

Specialties

Occupational TherapyRheumatologyPhysical Medicine

Frequently Asked Questions

What is CPT code A4265?

CPT A4265 (Paraffin) is a A Codes code. Paraffin, a petroleum-derived wax substance used therapeutically for joint mobility and pain relief in occupational therapy and rheumatology applications.

Does Medicare cover A4265?

Medicare coverage for A4265 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Applied as heated paraffin bath for arthritis pain relief, joint stiffness reduction, and improved hand mobility in rehabilitation settings. A physician order is typically required.

When is CPT A4265 used?

Applied as heated paraffin bath for arthritis pain relief, joint stiffness reduction, and improved hand mobility in rehabilitation settings.

Track This Code in RVU Edge

Log procedures, calculate wRVUs, and benchmark against national data — all in one app.

CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.