HCPCS Code A9543

Yttrium y-90 ibritumomab tiuxetan, therapeutic, per treatment dose, up to 40 millicuries
Code effective Jan 01, 2025

HCPCS Section
Transportation Services Including Ambulance, Medical & Surgical Supplies

A9543 is a valid 2026 HCPCS code meaning Yttrium y-90 ibritumomab tiuxetan, therapeutic, per treatment dose, up to 40 millicuries or (Y90 ibritumomab, rx) for short. HCPCS A9543 has been effective since 01/01/2025 and applies to Therapeutic radiology.


HCPCS Code Details - A9543

HCPCS Level II Code
Section A - Transportation Services Including Ambulance, Medical & Surgical Supplies
HCPCS Code A9543
Description

Long description:
Yttrium y-90 ibritumomab tiuxetan, therapeutic, per treatment dose, up to 40 millicuries

Short description:
Y90 ibritumomab, rx

HCPCS Pricing indicator 51 - Drugs
Multiple pricing indicator A - Not applicable as HCPCS priced under one methodology
Coverage code C - Carrier judgment
ASC payment group code Effective Jan 01, 2025 - This procedure is approved to be performed in an ambulatory surgical center.
BETOS2 code I1E - Standard imaging - nuclear medicine
HCPCS Action code N - No maintenance for this code
Type of service 6 - Therapeutic radiology
Effective date Effective Jan 01, 2025
Date added Added Jan 01, 2006

See also

  • HCPCS A9542 · Indium in-111 ibritumomab tiuxetan, diagnostic, per study dose, up to 5 millicuries

  • HCPCS A9544 · Iodine i-131 tositumomab, diagnostic, per study dose

1 Two-digit numeric codes are Level I code modifiers copyrighted© by the American Medical Association's Current Procedural Terminology (CPT).

2 BETOS stands for “Berenson-Eggers Type Of Service”


HCPCS Level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association). — Updated 6/23/2026

CPT® is a registered trademark of the American Medical Association (AMA). All rights reserved.