J1557 – Injection, immune globulin, (gammaplex), intravenous, non-lyophilized (e.g., liquid), 500 mg

HCPCS Level II code · J codes: Drugs Administered Other Than Oral Method

Active code Carrier judgment

HCPCS codeJ1557
Long description
Injection, immune globulin, (gammaplex), intravenous, non-lyophilized (e.g., liquid), 500 mg
Short description
Gammaplex injection
Pricing indicator
51 Drugs
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
O1E Other drugs
ASC
Approved for ambulatory surgical centers
Added
January 1, 2012
Last change
January 1, 2012 – No change

Frequently asked questions

What is HCPCS code J1557?

J1557 is a HCPCS Level II code for injection, immune globulin, (gammaplex), intravenous, non-lyophilized (e.g., liquid), 500 mg.

Does Medicare cover J1557?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby J codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.