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A4221 Supp non-insulin inferior catheter/week

A Codes

Also known as: non-insulin infusion supplies, drug infusion supplies, weekly supplies

Supply for Non-insulin Infusion Catheter per week, weekly supply components for continuous non-insulin medication infusion including tubing and connectors.

In Plain Language

weekly infusion supplies; medication delivery supplies

Clinical Context

Provided weekly for patients on continuous non-insulin infusions such as antibiotics, anticoagulants, or other parenteral medications.

RVU Information

CPT A4221 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

NursingHome HealthPharmacy

Frequently Asked Questions

What is CPT code A4221?

CPT A4221 (Supp non-insulin inferior catheter/week) is a A Codes code. Supply for Non-insulin Infusion Catheter per week, weekly supply components for continuous non-insulin medication infusion including tubing and connectors.

Does Medicare cover A4221?

Medicare coverage for A4221 depends on medical necessity and applicable Local Coverage Determinations (LCDs). Provided weekly for patients on continuous non-insulin infusions such as antibiotics, anticoagulants, or other parenteral medications. A physician order is typically required.

When is CPT A4221 used?

Provided weekly for patients on continuous non-insulin infusions such as antibiotics, anticoagulants, or other parenteral medications.

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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.