HCPCS Code G9321

Count of previous ct (any type of ct) and cardiac nuclear medicine (myocardial perfusion or infarct avid imaging) studies documented in the 12-month period prior to the current study
Code effective Jan 01, 2025

HCPCS Section
Procedures/Professional Services (Temporary Codes)

G9321 is a valid 2026 HCPCS code meaning Count of previous ct (any type of ct) and cardiac nuclear medicine (myocardial perfusion or infarct avid imaging) studies documented in the 12-month period prior to the current study or (Prev ct nuc med cnt doc 12mo) for short. HCPCS G9321 has been effective since 01/01/2025 and applies to Medical care.

HCPCS Code Details - G9321

HCPCS Level II Code
Section G - Procedures/Professional Services (Temporary Codes)
HCPCS Code G9321
Description

Long description:
Count of previous ct (any type of ct) and cardiac nuclear medicine (myocardial perfusion or infarct avid imaging) studies documented in the 12-month period prior to the current study

Short description:
Prev ct nuc med cnt doc 12mo

HCPCS Pricing indicator 00 - Physician Fee Schedule And Non-Physician Practitioners - Service not separately priced by part B (e.g., services not covered, bundled, used by Part A only, etc.)
Multiple pricing indicator 9 - Not applicable as HCPCS not priced separately by part B or value is not established
Coverage code C - Carrier judgment
BETOS2 code M5B - Specialist - psychiatry
HCPCS Action code N - No maintenance for this code
Type of service 1 - Medical care
Effective date Effective Jan 01, 2025
Date added Added Jan 01, 2014

See also

  • HCPCS G9320 · Documentation of medical reason(s) for not naming ct studies according to a standardized nomenclature provided (eg, ct studies performed for radiation treatment planning or image-guided radiation treatment delivery)

  • HCPCS G9322 · Count of previous ct and cardiac nuclear medicine (myocardial perfusion or infarct avid imaging) studies not documented in the 12-month period prior to the current study, reason not given

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.