HCPCS Code A9544

Iodine i-131 tositumomab, diagnostic, per study dose
Code effective Jan 01, 2017

HCPCS Section
Transportation Services Including Ambulance, Medical & Surgical Supplies

A9544 is a valid 2026 HCPCS code meaning Iodine i-131 tositumomab, diagnostic, per study dose or (I131 tositumomab, dx) for short. HCPCS A9544 has been effective since 01/01/2017 and applies to Diagnostic radiology.


HCPCS Code Details - A9544

HCPCS Level II Code
Section A - Transportation Services Including Ambulance, Medical & Surgical Supplies
HCPCS Code A9544
Description

Long description:
Iodine i-131 tositumomab, diagnostic, per study dose

Short description:
I131 tositumomab, dx

HCPCS Pricing indicator 57 - Other carrier priced
Multiple pricing indicator A - Not applicable as HCPCS priced under one methodology
Coverage code C - Carrier judgment
BETOS2 code I1E - Standard imaging - nuclear medicine
HCPCS Action code N - No maintenance for this code
Type of service 4 - Diagnostic radiology
Effective date Effective Jan 01, 2017
Date added Added Jan 01, 2006
Termination date Dec 31, 2016

See also

  • HCPCS A9543 · Yttrium y-90 ibritumomab tiuxetan, therapeutic, per treatment dose, up to 40 millicuries

  • HCPCS A9545 · Iodine i-131 tositumomab, therapeutic, per treatment 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.