HCPCS Level II · Drugs administered other than oral method
J1566Injection, immune globulin, intravenous, lyophilized (e.g., powder), not otherwise specified, 500 mg
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About J1566
J1566 is an HCPCS Level II code in the J series (drugs administered other than oral method), describing injection, immune globulin, intravenous, lyophilized (e.g., powder), not otherwise specified, 500 mg.
It was added to HCPCS effective 01/01/2006, and its current record took effect 01/01/2008.
Its Medicare coverage code is "D", meaning special Medicare coverage instructions apply.
Details
- Short description
- Immune globulin, powder
- Date added
- 01/01/2006
- Action effective
- 01/01/2008
- BETOS
- O1E
Related J15xx codes
- J1551Injection, immune globulin (cutaquig), 100 mg
- J1552Injection, immune globulin (alyglo), 500 mg
- J1553Injection, immune globulin (yimmugo), 100 mg
- J1554Injection, immune globulin (asceniv), 500 mg
- J1555Injection, immune globulin (cuvitru), 100 mg
- J1556Injection, immune globulin (bivigam), 500 mg
- J1557Injection, immune globulin, (gammaplex), intravenous, non-lyophilized (e.g., liquid), 500 mg
- J1558Injection, immune globulin (xembify), 100 mg
- J1559Injection, immune globulin (hizentra), 100 mg
- J1560Injection, gamma globulin, intramuscular, over 10 cc
- J1561Injection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mg
- J1568Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg
Common questions about J1566
Is HCPCS J1566 still valid?
- Yes. J1566 is active in the CMS October 2026 HCPCS file.
Does Medicare cover J1566?
- Its coverage code is "D": special Medicare coverage instructions apply. Check the local coverage determination for your region.