M1183Medical Services
Documentation of immune checkpoint inhibitor therapy held and corticosteroids
Short description: Doc imm ckpt inhib hld
- Effective date
- January 1, 2023
- Termination date
- —
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Frequently asked questions
What is HCPCS code M1183?
M1183 is a HCPCS Level II code for Documentation of immune checkpoint inhibitor therapy held and corticosteroids.
What category is HCPCS code M1183 in?
M1183 falls under the Medical Services category of HCPCS Level II.
When did HCPCS code M1183 become effective?
M1183 has been effective since January 1, 2023, per CMS's quarterly HCPCS update.
HCPCS Level II data from CMS (public domain). HCPCS Level I (CPT) codes are not included — CPT is copyrighted by the American Medical Association. Always verify codes with authoritative sources before making coding or billing decisions.