C9144 HCPCS code: Injection, bupivacaine (posimir), 1 mg
C9144 is the HCPCS Level II code for injection, bupivacaine (posimir), 1 mg. Its Medicare coverage code is D (Special coverage instructions apply): Medicare covers it when its national or local coverage criteria are met. The NCCI unit limit is 660 per day on outpatient hospital claims.
Code details
| Field | Value |
|---|---|
| Section | C codes — Outpatient PPS (hospital outpatient temporary codes) |
| Coverage code | D — Special coverage instructions apply |
| Pricing indicator | 51 — Drug or biological (priced per ASP/average sales price rules) |
| BETOS category | O1E — Other drugs |
| Added | 2023-01-01 |
| Last action effective | 2026-01-01 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 660 | Prescribing Information |
| practitioner claims | 660 | Prescribing Information |
What changed for C9144
- 2023-01-01: C9144 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 C9144?
C9144 is the HCPCS Level II code for injection, bupivacaine (posimir), 1 mg. Short descriptor: "Inj, bupivacaine (posimir)".
Does Medicare cover C9144?
Coverage code D — Special coverage instructions apply. Medicare covers it when its national or local coverage criteria are met.
How many units of C9144 can be billed per day?
660 on outpatient hospital claims; 660 on practitioner claims (NCCI medically unlikely edits).
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Next steps
- Run a reimbursement report for a device billed under C9144
- Watch C9144 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for C9144
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.