J1448 HCPCS code: Injection, trilaciclib, 1mg
J1448 is the HCPCS Level II code for injection, trilaciclib, 1mg. In 2024 Medicare paid an average of $4.09 per service for J1448 across 2,214,683 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 900 per day on outpatient hospital claims. Medicare volume rose 39% from 2022 to 2024 (1,588,326 to 2,214,683 services). In 2024, about 576 clinicians billed Medicare for J1448 for 440 beneficiaries; Florida, Illinois, Tennessee accounted for 47% of services.
Code details
| Field | Value |
|---|---|
| Section | J codes — Drugs administered other than oral method |
| Coverage code | C — Carrier judgment |
| Pricing indicator | 51 — Drug or biological (priced per ASP/average sales price rules) |
| BETOS category | O1E — Other drugs |
| Added | 2021-10-01 |
| Last action effective | 2021-10-01 |
Who bills J1448 (2024)
| Measure | Value |
|---|---|
| Clinicians billing (by place of service) | 576 |
| Medicare beneficiaries | 440 |
| States with claims | 13 |
| Share of services in top 3 states (Florida, Illinois, Tennessee) | 47% |
Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.
Medicare utilization for J1448, 2022–2024
| Year | Services | Beneficiaries | Avg. allowed | Avg. paid |
|---|---|---|---|---|
| 2022 | 1,588,326 | 315 | $4.88 | $3.90 |
| 2023 | 1,865,135 | 351 | $5.00 | $3.99 |
| 2024 | 2,214,683 | 440 | $5.14 | $4.09 |
States with the most J1448 services (2024)
| State | Services | Avg. paid |
|---|---|---|
| Florida | 441,124 | $4.14 |
| Illinois | 226,318 | $3.87 |
| Tennessee | 194,954 | $4.14 |
| Arkansas | 192,300 | $4.10 |
| Alabama | 175,965 | $4.13 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| outpatient hospital claims | 900 | CMS Policy |
| practitioner claims | 900 | CMS Policy |
What changed for J1448
- 2021-10-01: J1448 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 J1448?
J1448 is the HCPCS Level II code for injection, trilaciclib, 1mg. Short descriptor: "Injection, trilaciclib, 1mg".
How much does Medicare pay for J1448?
In 2024, the average Medicare payment was $4.09 per service (average allowed $5.14).
Does Medicare cover J1448?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J1448 can be billed per day?
900 on outpatient hospital claims; 900 on practitioner claims (NCCI medically unlikely edits).
Related J14 codes
- J1410 — Injection, estrogen conjugated, per 25 mg
- J1411 — Injection, etranacogene dezaparvovec-drlb, per therapeutic dose
- J1412 — Injection, valoctocogene roxaparvovec-rvox, per ml, containing nominal 2 x 10^13 vector genomes
- J1413 — Injection, delandistrogene moxeparvovec-rokl, per therapeutic dose
- J1414 — Injection, fidanacogene elaparvovec-dzkt, per therapeutic dose
- J1426 — Injection, casimersen, 10 mg
- J1427 — Injection, viltolarsen, 10 mg
- J1428 — Injection, eteplirsen, 10 mg
- J1429 — Injection, golodirsen, 10 mg
- J1430 — Injection, ethanolamine oleate, 100 mg
- J1434 — Injection, fosaprepitant (focinvez), 1 mg
- J1435 — Injection, estrone, per 1 mg
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Next steps
- Run a reimbursement report for a device billed under J1448
- Watch J1448 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J1448
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.