J1811 — Insulin (fiasp) for administration through dme (i.e., insulin pump) per 50 units
J1811 is a HCPCS Level II code for insulin (fiasp) for administration through dme (i.e., insulin pump) per 50 units. It belongs to the Drugs Administered Other Than Oral Method section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
Physician fee schedule statusE
Excluded from the physician fee schedule by regulation. Payment, where it exists, comes from another fee schedule (drugs via ASP, supplies via DMEPOS, and so on).
Global period: XXX
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The CMS record for J1811
- Long descriptor
- Insulin (fiasp) for administration through dme (i.e., insulin pump) per 50 units
- Short descriptor
- Fiasp for insulin pump use
- Added
- July 1, 2023
- BETOS
- D1G
- Pricing indicator
- 51 — Other
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Drugs.
Codes adjacent to J1811
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If J1811 is not quite right, the correct code is very often within a few positions of it.
- J1790Injection, droperidol, up to 5 mg
- J1800Injection, propranolol hcl, up to 1 mg
- J1805Injection, esmolol hydrochloride, 10 mg
- J1806Injection, esmolol hydrochloride (wg critical care), not therapeutically equivalent to j1805, 10 mg
- J1807Injection, ethacrynate sodium, 1 mg
- J1808Injection, folic acid, 0.1 mg
- J1809Injection, fosdenopterin, 0.1 mg
- J1810Injection, droperidol and fentanyl citrate, up to 2 ml ampuleterminated
- J1812Insulin (fiasp), per 5 units
- J1813Insulin (lyumjev) for administration through dme (i.e., insulin pump) per 50 units
- J1814Insulin (lyumjev), per 5 units
- J1815Injection, insulin, per 5 units
- J1817Insulin for administration through dme (i.e., insulin pump) per 50 units
- J1823Injection, inebilizumab-cdon, 1 mg
- J1826Injection, interferon beta-1a, 30 mcg
- J1830Injection, interferon beta-1b, 0.25 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered)
Questions about J1811
What is HCPCS code J1811?
J1811 is a HCPCS Level II code for insulin (fiasp) for administration through dme (i.e., insulin pump) per 50 units. It sits in the Drugs Administered Other Than Oral Method section.
Does Medicare cover J1811?
The CMS HCPCS file marks J1811 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
How is J1811 paid under the physician fee schedule?
J1811 carries PFS status code E. Excluded from the physician fee schedule by regulation. Payment, where it exists, comes from another fee schedule (drugs via ASP, supplies via DMEPOS, and so on).