J1566 – Injection, immune globulin, intravenous, lyophilized (e.g., powder), not otherwise specified, 500 mg
HCPCS Level II code · J codes: Drugs Administered Other Than Oral Method
HCPCS codeJ1566
- Long description
- Injection, immune globulin, intravenous, lyophilized (e.g., powder), not otherwise specified, 500 mg
- Short description
- Immune globulin, powder
- Pricing indicator
51Drugs- Medicare coverage
DSpecial coverage instructions apply- BETOS category
O1EOther drugs- ASC
- Approved for ambulatory surgical centers
- Added
- January 1, 2006
- Last change
- January 1, 2008 – No change
Frequently asked questions
What is HCPCS code J1566?
J1566 is a HCPCS Level II code for injection, immune globulin, intravenous, lyophilized (e.g., powder), not otherwise specified, 500 mg.
Does Medicare cover J1566?
The HCPCS file lists coverage code D: Special coverage instructions apply. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby J codes
- 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
- J1568 – Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg
- J1569 – Injection, immune globulin, (gammagard liquid/gammagard liquid erc), 500 mg
- J1570 – Injection, ganciclovir sodium, 500 mg
- J1571 – Injection, hepatitis b immune globulin (hepagam b), intramuscular, 0.5 ml
- J1572 – Injection, immune globulin, (flebogamma/flebogamma dif), intravenous, non-lyophilized (e.g., liquid), 500 mg
- J1573 – Injection, hepatitis b immune globulin (hepagam b), intravenous, 0.5 ml
- J1574 – Injection, ganciclovir sodium (exela), not therapeutically equivalent to j1570, 500 mg
- J1575 – Injection, immune globulin/hyaluronidase, (hyqvia), 100 mg immuneglobulin
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.