C9176 HCPCS code: Tc-99m from domestically produced non-heu mo-99, [minimum 50 percent], full cost recovery add-on, per study dose

C9176 is the HCPCS Level II code for tc-99m from domestically produced non-heu mo-99, [minimum 50 percent], full cost recovery add-on, per study dose. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met.

Code details

Medicare policy articles for this code

• A56743: Billing and Coding: Cardiovascular Nuclear Medicine (Wellpoint Federal (MAC - Part A, MAC - Part B))

Covered diagnoses (204 ICD-10-CM codes)

The diagnoses most often listed as covered in the policy articles above:

Showing 10 of 204. The full list, non-covered diagnoses and CSV export are in Caduvo.

What changed for C9176

• January 2026: Code appears in this HCPCS release
• 2026-01-01: C9176 added to HCPCS Level II
• Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01

Frequently asked questions

What is HCPCS code C9176?

C9176 is the HCPCS Level II code for tc-99m from domestically produced non-heu mo-99, [minimum 50 percent], full cost recovery add-on, per study dose. Short descriptor: "Dom nonheu tc99m add-on/dose".

Does Medicare cover C9176?

Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.

Which diagnoses support coverage for C9176?

Medicare policy articles that cite C9176 list 204 covered ICD-10-CM diagnosis codes across 1 article. The most cited include I20.0 (Unstable angina), I20.1 (Angina pectoris with documented spasm), I20.81 (Angina pectoris with coronary microvascular dysfunction). A listed diagnosis is necessary but not sufficient; the policy's other criteria still apply.

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• C9135 — Factor ix (antihemophilic factor, recombinant), alprolix, per i.u.
• C9136 — Injection, factor viii, fc fusion protein, (recombinant), per i.u.
• C9137 — Injection, factor viii (antihemophilic factor, recombinant) pegylated, 1 i.u.
• C9138 — Injection, factor viii (antihemophilic factor, recombinant) (nuwiq), 1 i.u.
• C9139 — Injection, factor ix, albumin fusion protein (recombinant), idelvion, 1 i.u.

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Next steps

• Run a reimbursement report for a device billed under C9176
• Watch C9176 for fee, coverage and descriptor changes
• Build a full Medicare revenue model for C9176

Sources: CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.

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