Home › Drug Codes › J Codes › J1560 · GAMASTAN
Updated July 1st, 2026

GAMASTAN J Code: J1560

Injection, gamma globulin, intramuscular, over 10 cc

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Q4 2026 Medicare Payment Limit for J1560, effective October 1, 2026: $118.153 per HCPCS billing unit, down 27.3% from $162.519. From CMS's final file.

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Medicare Payment Limit ?
$162.519
/ HCPCS billing unit · Q3 2026
APC Payment Limit ?
$162.519
/ HCPCS billing unit · APC 1851
ASP ?
$•••.••
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WAC · AWP ?
$•••.••
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NDCs Crosswalked ?
3
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Drug & Product Overview

HCPCS Descriptor Injection, gamma globulin, intramuscular, over 10 cc
HCPCS Added Date January 1, 1984
Manufacturer Grifols
Route of Administration Intramuscular
Generic Status Single-Source; Branded
Dosage Type Single-Dose
Dosage Form Injection, Solution

About GAMASTAN

Gamastan is a medication aligned to the HCPCS J Code: J1560 for billing, pricing, and reimbursement purposes in the United States. This Immunoglobulin medication is administered via the intramuscular route and manufactured by Grifols.

Manufacturers, reach out to us to add more information.

NDC Code Information

Based on publicly available CMS files. Showing 2 of 3 NDCs — log in for the full crosswalk.

NDC Code Drug Manufacturer Billing Units / Pkg Package Size
13533-0335-04 GamaSTAN GRIFOLS USA, LLC 1 GamaSTAN Intramuscular Injection 0.33 … Login for More
13533-0335-12 GamaSTAN GRIFOLS USA, LLC 1 GamaSTAN Intramuscular Injection 1.65 … Login for More
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GAMASTAN Pricing & Reimbursement

J1560 Private Payer Reimbursement
$123.80 / HCPCS unit as of Jan 2026

National median reimbursement across major commercial payers.

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UnitedHealthcare, BlueCross BlueShield, Aetna, Cigna

Historical Graphing and Billing Calculator

per HCPCS unit
As of Q3 2026

GAMASTAN CPT Administration Codes

The below list of CPT codes is intended for informational purposes only and may not be exhaustive. CPT® codes and descriptions are copyright American Medical Association (AMA). All rights reserved.

CPT Code Description
96372 Therapeutic, prophylactic, or diagnostic injection (specify substance or drug); intramuscular
Not on the CMS JW / JZ list

CMS does not include Gamastan (J1560) on its list of HCPCS pertaining to single-dose containers. Per CMS guidelines, the JZ/JW wastage modifiers may not apply when billing J1560. Wastage billing guide →

GAMASTAN Medically Unlikely Edits (MUE)

The most billing units of J1560 Medicare will pay for one patient in one day, as published by CMS. 1 unit = 10 cc.

Practitioner Office & Hospital Outpatient
1 unit / day
= 10 cc per day

MAI 2 · Date of Service Edit: Policy. Absolute per-day limit set by policy or regulation; units above it are not payable, and denials are not appealable on medical-necessity grounds. See all MUE limits →

cc Enter a dose to see how many billing units it is and whether it is under the limit.

GAMASTAN Clinical Information

Indications and drug classification.

Treated Diseases & Conditions

This list of indications is not exhaustive and may be subject to errors. The information on BuyandBill.com is intended for informational purposes only and should not be used for medical advice.

Hepatitis A Measles (Rubeola) Rubella Varicella
Drug Class
Antigen Neutralization [MoA]Human Immunoglobulin G [EPC]Immunoglobulins [CS]Passively Acquired Immunity [PE]

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Frequently Asked Questions

Is there an available Gamastan billing and coding guide?
Billing and coding information for GAMASTAN can be found through Grifols. Visit Here →
Are there any available Gamastan patient assistance programs?
Our team has not identified a manufacturer-published source of patient assistance information for GAMASTAN.
Where can I find Gamastan prescribing information?
GAMASTAN prescribing information can be found at the link below: Visit Here →
Where can I find Gamastan side effect information?
Our team has not yet identified a source of side effects information for GAMASTAN. Please check back in a few weeks.
Does billing GAMASTAN require JZ/JW wastage modifiers?
CMS does not include GAMASTAN (J1560) on its list of HCPCS pertaining to single-dose containers. Per CMS guidelines, the JZ/JW wastage modifiers may not apply when billing J1560. For more information, visit the link below.

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Related Drug Codes

Explore billing, coding, and pricing for drugs related to GAMASTAN.

J1561GAMMAKEDInjection, immune globulin, (gamunex-c/gammaked), non-lyophilized (e.g., liquid), 500 mgGrifolsAdded January 1, 2008J1572FLEBOGAMMA 10% DIFInjection, immune globulin, (flebogamma/flebogamma dif), intravenous, non-lyophilized (e.g., liquid), 500 mgGrifolsAdded January 1, 2008J1460GAMASTANInjection, gamma globulin, intramuscular, 1 ccGrifolsAdded January 1, 198490632HAVRIXHepatitis A vaccine (HepA), adult dosage, for intramuscular useMultiple ManufacturersJ1459PRIVIGENInjection, immune globulin (privigen), intravenous, non-lyophilized (e.g., liquid), 500 mgCSL BehringAdded January 1, 2009J1551CutaquigInjection, immune globulin (cutaquig), 100 mgOctapharmaAdded July 1, 2022J1553YimmugoInjection, immune globulin (yimmugo), 100 mgKedrion BiopharmaAdded April 1, 2026J1554ASCENIVInjection, immune globulin (asceniv), 500 mgAdma BiologicsAdded April 1, 2021J1555CUVITRUInjection, immune globulin (cuvitru), 100 mgTakeda PharmaceuticalsAdded January 1, 2018J1556BIVIGAMInjection, immune globulin (bivigam), 500 mgAdma BiologicsAdded January 1, 2014