J1449 is the HCPCS code for: Injection, eflapegrastim-xnst, 0.1 mg. In 2024, 302 providers billed J1449 1,726,072 times, with an estimated $35.8M paid by Medicare.
J1449 is a Part B drug code: Medicare pays an ASP-based rate of $38.56 per 0.1 mg (2026 Q3 ASP drug pricing file). Total payment per patient depends on the dose billed.
A billed "service" on this code is one 0.1 mg unit, not one patient visit — that's why the service counts below run high.
What Medicare actually paid per service in 2024, on average: $20.76 (observed payment across all settings and modifiers — not a fee-schedule rate).
The top 5 billers nationally, ranked by 2024 Medicare service volume.
| # | Provider | Specialty | Location | Services | Est. Medicare paid |
|---|---|---|---|---|---|
| 1 | Guangzhi Qu, M.D. | Hematology-Oncology | Jackson, MS | 24,552 | $496K |
| 2 | Nicole Cleveland, MD | Hematology-Oncology | Jackson, MS | 23,760 | $507K |
| 3 | Moshe Chasky, M.D. | Hematology-Oncology | Philadelphia, PA | 23,364 | $494K |
| 4 | Ronald Drengler, M.D. | Medical Oncology | San Antonio, TX | 22,968 | $477K |
| 5 | Mohamad Kassar, M.D. | Hematology-Oncology | Dyer, IN | 22,572 | $479K |
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