C9021 HCPCS code: Injection, obinutuzumab, 10 mg
C9021 is the HCPCS Level II code for injection, obinutuzumab, 10 mg. CMS terminated C9021 on 2014-12-31; do not bill it for later dates of service. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met.
Code details
| Field | Value |
|---|---|
| Section | C codes — Outpatient PPS (hospital outpatient temporary codes) |
| Coverage code | D — Special coverage instructions apply |
| Pricing indicator | 53 |
| BETOS category | O1D — Chemotherapy |
| Added | 2014-04-01 |
| Last action effective | 2015-01-01 |
| Terminated | 2014-12-31 |
What changed for C9021
- 2014-04-01: C9021 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 C9021?
C9021 is the HCPCS Level II code for injection, obinutuzumab, 10 mg. Short descriptor: "Injection, obinutuzumab".
Does Medicare cover C9021?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
Related C90 codes
- C9014 — Injection, cerliponase alfa, 1 mg
- C9015 — Injection, c-1 esterase inhibitor (human), haegarda, 10 units
- C9016 — Injection, triptorelin extended release, 3.75 mg
- C9022 — Injection, elosulfase alfa, 1mg
- C9023 — Injection, testosterone undecanoate, 1 mg
- C9024 — Injection, liposomal, 1 mg daunorubicin and 2.27 mg cytarabine
- C9025 — Injection, ramucirumab, 5 mg
- C9026 — Injection, vedolizumab, 1 mg
- C9027 — Injection, pembrolizumab, 1 mg
- C9028 — Injection, inotuzumab ozogamicin, 0.1 mg
- C9029 — Injection, guselkumab, 1 mg
- C9030 — Injection, copanlisib, 1 mg
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Next steps
- Run a reimbursement report for a device billed under C9021
- Watch C9021 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for C9021
Sources: CMS HCPCS Level II release October 2025; 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.