SEROSTIM J Code: J2941

Self-Administered Drug Exclusion 7 Medicare Administrative Contractors list J2941 as usually self-administered and exclude it from Part B coverage in their jurisdictions. Check the article for your MAC before billing: CGS, First Coast, Noridian (A53032), Noridian (A53033), Novitas, Palmetto, Wellpoint Federal, WPS · All SAD lists →

Drug & Product Overview

HCPCS Descriptor Injection, somatropin, 1 mg

HCPCS Added Date January 1, 2002

Manufacturer Multiple Manufacturers

Route of Administration Intramuscular, Subcutaneous

Generic Status Multi-Source; Generic

Dosage Type Single-Dose, Multi-Dose

Dosage Form Injection, Solution | Kit | Not Available

About SEROSTIM

Serostim is a medication aligned to the HCPCS J Code: J2941 for billing, pricing, and reimbursement purposes in the United States. It is a Growth Disorder drug administered via the intramuscular or subcutaneous routes and manufactured by multiple companies.

Manufacturers, reach out to us to add more information.

NDC Code Information

27 NDC packages are crosswalked to J2941. Package detail is available to logged-in subscribers.

NDC Code	Drug	Manufacturer	Billing Units / Pkg	Package Size
•••••-••••-•• Log in to view	SEROSTIM
	SEROSTIM
	SEROSTIM
	SEROSTIM

Login to view 27 NDC packages View pricing, complete NDC-to-HCPCS alignments, and package details.

SEROSTIM Pricing & Reimbursement

J2941 Private Payer Reimbursement

$155.87 / HCPCS unit as of Jan 2026

National median reimbursement across major commercial payers.

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SEROSTIM CPT Administration Codes

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 Serostim (J2941) on its list of HCPCS pertaining to single-dose containers. Per CMS guidelines, the JZ/JW wastage modifiers may not apply when billing J2941. Wastage billing guide →

SEROSTIM Medically Unlikely Edits (MUE)

The most billing units of J2941 Medicare will pay for one patient in one day, as published by CMS. 1 unit = 1 mg.

Practitioner Office & Hospital Outpatient

8 units / day

= 8 mg per day

MAI 3 · Date of Service Edit: Clinical. Per-day limit based on clinical expectations; excess units are denied but may be appealed with documentation of medical necessity. See all MUE limits →

SEROSTIM 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.

Adult Growth Hormone Deficiency Adult growth hormone deficiency GH deficiency in adults Growth Failure due to Inadequate Secretion of Endogenous Growth Hormone Growth Hormone Deficiency in Adults Growth failure associated with Turner Syndrome Growth failure due to Prader-Willi Syndrome Growth failure due to Prader-Willi syndrome Growth failure due to inadequate secretion of endogenous growth hormone Growth failure in children born small for gestational age Growth hormone deficiency HIV-associated wasting or cachexia Idiopathic Short Stature Idiopathic short stature Pediatric Growth Hormone Deficiency Prader-Willi Syndrome Short Stature Born Small for Gestational Age with No Catch-Up Growth Short Stature associated with Turner Syndrome Short Stature or Growth Failure in SHOX Deficiency Short stature associated with Noonan syndrome Short stature associated with Turner syndrome Short stature born small for gestational age with no catch-up growth Small for Gestational Age growth failure Turner Syndrome growth failure due to inadequate secretion of endogenous growth hormone idiopathic short stature short stature associated with Turner syndrome short stature born small for gestational age with no catch-up growth short stature or growth failure in SHOX deficiency

Show all 29 conditions Show fewer

Drug Class

Human Growth Hormone [CS]Recombinant Human Growth Hormone [EPC]

Frequently Asked Questions

Is there an available Serostim billing and coding guide?

Our team has not identified a manufacturer-published source of billing and coding information for SEROSTIM.

Are there any available Serostim patient assistance programs?

Our team has not identified a manufacturer-published source of patient assistance information for SEROSTIM.

Where can I find Serostim prescribing information?

SEROSTIM prescribing information can be found at the link below. Please reach out to us if you believe this information to be innacurate or out of date. Visit Here →

Where can I find Serostim side effect information?

Our team has not yet identified a source of side effects information for SEROSTIM. Please check back in a few weeks.

Does billing SEROSTIM require JZ/JW wastage modifiers?

CMS does not include SEROSTIM (J2941) on its list of HCPCS pertaining to single-dose containers. Per CMS guidelines, the JZ/JW wastage modifiers may not apply when billing J2941. For more information, visit the link below.

About BuyandBill.com:

The BuyandBill.com team is dedicated to delivering high-quality coding and billing information for office-administered drugs. We continuously research HCPCS-coded medications to expand our resources and ensure data accuracy. Manufacturers: click here to sponsor your medication, and we will ensure the most accurate and detailed information is displayed.