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

A4608 Transtracheal oxygen catheter

A Codes

Also known as: transtracheal catheter, oxygen catheter

Transtracheal oxygen catheter for long-term oxygen delivery.

In Plain Language

internal oxygen tube

Clinical Context

Used for continuous long-term home oxygen therapy in chronic hypoxic patients. Transtracheal placement improves cosmesis and comfort compared to nasal cannula.

RVU Information

CPT A4608 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

PulmonologyRespiratory TherapyCritical Care

Frequently Asked Questions

What is CPT code A4608?

CPT A4608 (Transtracheal oxygen catheter) is a A Codes code. Transtracheal oxygen catheter for long-term oxygen delivery.

Does Medicare cover A4608?

Medicare coverage for A4608 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Used for continuous long-term home oxygen therapy in chronic hypoxic patients. Transtracheal placement improves cosmesis and comfort compared to nasal cannula. A physician order is typically required.

When is CPT A4608 used?

Used for continuous long-term home oxygen therapy in chronic hypoxic patients. Transtracheal placement improves cosmesis and comfort compared to nasal cannula.

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.