J1598 HCPCS code: Injection, glycopyrrolate (fresenius kabi), not therapeutically equivalent to j1596, 0.1 mg
J1598 is the HCPCS Level II code for injection, glycopyrrolate (fresenius kabi), not therapeutically equivalent to j1596, 0.1 mg. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 12 per day on DME suppliers.
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 | 2024-07-01 |
| Last action effective | 2025-01-01 |
NCCI unit limits (MUE)
| Claim type | Max units per day | Rationale |
|---|---|---|
| DME suppliers | 12 | CMS Policy |
| outpatient hospital claims | 12 | CMS Policy |
| practitioner claims | 12 | CMS Policy |
What changed for J1598
- 2024-07-01: J1598 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 J1598?
J1598 is the HCPCS Level II code for injection, glycopyrrolate (fresenius kabi), not therapeutically equivalent to j1596, 0.1 mg. Short descriptor: "Inj glycopyrrolate fres kabi".
Does Medicare cover J1598?
Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.
How many units of J1598 can be billed per day?
12 on DME suppliers; 12 on outpatient hospital claims; 12 on practitioner claims (NCCI medically unlikely edits).
Related J15 codes
- J1551 — Injection, immune globulin (cutaquig), 100 mg
- J1552 — Injection, immune globulin (alyglo), 500 mg
- J1554 — Injection, immune globulin (asceniv), 500 mg
- J1555 — Injection, immune globulin (cuvitru), 100 mg
- J1556 — Injection, immune globulin (bivigam), 500 mg
- J1557 — Injection, immune globulin, (gammaplex), intravenous, non-lyophilized (e.g., liquid), 500 mg
- J1558 — Injection, immune globulin (xembify), 100 mg
- J1559 — Injection, immune globulin (hizentra), 100 mg
- J1560 — Injection, gamma globulin, intramuscular, over 10 cc
- J1561 — Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg
- J1562 — Injection, immune globulin (vivaglobin), 100 mg
- J1566 — Injection, immune globulin, intravenous, lyophilized (e.g., powder), not otherwise specified, 500 mg
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Next steps
- Run a reimbursement report for a device billed under J1598
- Watch J1598 for fee, coverage and descriptor changes
- Build a full Medicare revenue model for J1598
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.