HCPCS Code M1183

Documentation of immune checkpoint inhibitor therapy held and corticosteroids or immunosuppressants prescribed or administered
Code effective Jan 01, 2023

HCPCS Section
Medical services

M1183 is a valid 2026 HCPCS code meaning Documentation of immune checkpoint inhibitor therapy held and corticosteroids or immunosuppressants prescribed or administered or (Doc imm ckpt inhib hld) for short. HCPCS M1183 has been effective since 01/01/2023 and applies to Medical care.

HCPCS Code Details - M1183

HCPCS Level II Code
Section M - Medical services
HCPCS Code M1183
Description

Long description:
Documentation of immune checkpoint inhibitor therapy held and corticosteroids or immunosuppressants prescribed or administered

Short description:
Doc imm ckpt inhib hld

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 Z2 - Undefined codes
HCPCS Action code N - No maintenance for this code
Type of service 1 - Medical care
Effective date Effective Jan 01, 2023
Date added Added Jan 01, 2023

See also

  • HCPCS M1182 · Patients not eligible due to pre-existing inflammatory bowel disease (ibd) (e.g., ulcerative colitis, crohn's disease)

  • HCPCS M1185 · Documentation of immune checkpoint inhibitor therapy not held and/or corticosteroids or immunosuppressants prescribed or administered was not performed, reason not given

  • HCPCS M1184 · Documentation of medical reason(s) for not prescribing or administering corticosteroid or immunosuppressant treatment (e.g., allergy, intolerance, infectious etiology, pancreatic insufficiency, hyperthyroidism, prior bowel surgical interventions, celiac disease, receiving other medication, awaiting diagnostic workup results for alternative etiologies, other medical reasons/contraindication)

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.