Home › Drug Codes › J Codes › J1447 · GRANIX
Updated July 1st, 2026

GRANIX J Code: J1447

Injection, tbo-filgrastim, 1 microgram

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Q4 2026 Medicare Payment Limit for J1447, effective October 1, 2026: $0.279 per HCPCS billing unit, up 18.2% from $0.236. From CMS's final file.

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Medicare Payment Limit ?
$0.236
/ HCPCS billing unit · Q3 2026
APC Payment Limit ?
$0.236
/ HCPCS billing unit · APC 1748
ASP ?
$•••.••
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WAC · AWP ?
$•••.••
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NDCs Crosswalked ?
12
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Drug & Product Overview

HCPCS Descriptor Injection, tbo-filgrastim, 1 microgram
HCPCS Added Date January 1, 2016
Manufacturer Teva
Route of Administration Subcutaneous
Generic Status Single-Source; Branded
Dosage Type Single-Dose
Dosage Form Injection, Solution

About GRANIX

Granix is a medication aligned to the HCPCS J Code: J1447 for billing, pricing, and reimbursement purposes in the United States. It is an Oncology Colony Stimulating Factor drug administered via the subcutaneous route and manufactured by Teva.

According to CMS Drug Use Information: Filgrastim is a man-made version of a certain natural substance made by your body. It is used to help your body make more white blood cells. White blood cells are important to help you fight off infections. Filgrastim is given to people whose ability to make white blood cells is reduced (for instance, due to chemotherapy, chronic neutropenia, or exposure to large amounts of radiation). It is also used in certain treatment procedures (such as bone marrow/stem cell transplant). This monograph is about the following filgrastim products: filgrastim, filgrastim-aafi, filgrastim-ayow, filgrastim-laha, filgrastim-sndz, filgrastim-txid, and tbo-filgrastim.

Disclaimer: This is a summary and does not contain all possible information about this product. For complete information about this product or your specific health needs, ask your healthcare professional.

NDC Code Information

Based on publicly available CMS files. Showing 5 of 12 NDCs — log in for the full crosswalk.

NDC Code Drug Manufacturer Billing Units / Pkg Package Size
63459-0910-11 Granix Cephalon, LLC 300 300 MCG / 0.5 ML
63459-0910-15 Granix Cephalon, LLC 3000 300 MCG / 0.5 ML
63459-0912-11 Granix Cephalon, LLC 480 480 MCG / 0.8 ML
63459-0918-59 Granix Cephalon, LLC 3000 300 MCG / 1 ML
63459-0920-59 Granix Cephalon, LLC 4800 480 MCG / 1.6 ML
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GRANIX
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GRANIX Pricing & Reimbursement

J1447 Private Payer Reimbursement
$0.49 / 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

Biosimilar Information

GRANIX Approval Date: August 29, 2012

Product Name HCPCS Code Active Ingredient BLA Type
N/A J1442 Normal Horse Serum 351(a) Originator Product

GRANIX Claims Performance

Claims from Jan 2026 – Aug 2026
Claim Denial Rate 12.01%
Avg. Days to File 7.9days
Avg. Days to Pay 22.1days

Real-world claims performance from FocalPoint, OnPoint Oncology's reimbursement analytics platform, with claims data accrued at the clearing house level.

Explore J1447 claims analytics on FocalPoint →
OnPoint Oncology

GRANIX 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
JW / JZ modifiers apply

CMS has identified Granix (J1447) as a HCPCS code with single-dose containers. Therefore, the JW/JZ wastage modifiers could be required for billing purposes. Wastage billing guide →

GRANIX Medically Unlikely Edits (MUE)

The most billing units of J1447 Medicare will pay for one patient in one day, as published by CMS. 1 unit = 1 mcg.

Practitioner Office & Hospital Outpatient
960 units / day
= 960 mcg 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 →

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

GRANIX 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.

severe neutropenia in non-myeloid malignancies receiving myelosuppressive anticancer drugs
Drug Class
Granulocyte Colony-Stimulating Factor [CS]Increased Myeloid Cell Production [PE]Leukocyte Growth Factor [EPC]

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Frequently Asked Questions

Is there an available Granix billing and coding guide?
Billing and coding information for GRANIX can be found through Cephalon. Visit Here →
Are there any available Granix patient assistance programs?
GRANIX patient assistance information can be found through Cephalon. Visit Here →
Where can I find Granix prescribing information?
GRANIX prescribing information can be found at the link below: Visit Here →
Where can I find Granix side effect information?
Information regarding GRANIX's side effects can be found at MedlinePlus Visit Here →
Does billing GRANIX require JZ/JW wastage modifiers?
CMS has identified GRANIX(J1447) as a HCPCS code with single-dose containers. Therefore, the JW/JZ wastage modifiers could be required for billing purposes. See CMS guidelines on use of the JZ and JW wastage modifiers below.

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Related Drug Codes

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

J1442NEUPOGENInjection, filgrastim (g-csf), excludes biosimilars, 1 microgramAmgenAdded January 1, 2014Q5101ZARXIOInjection, filgrastim-sndz, biosimilar, (zarxio), 1 microgramSandozAdded July 1, 2015Q5110NIVESTYMInjection, filgrastim-aafi, biosimilar, (nivestym), 1 microgramPfizerAdded October 1, 2018Q5125RELUKOInjection, filgrastim-ayow, biosimilar, (releuko), 1 microgramAmneal BiosciencesAdded October 1, 2022Q5148NypoziInjection, filgrastim-txid (nypozi), biosimilar, 1 microgramCiplaAdded April 1, 2025Q5172FilkriInjection, filgrastim-laha (filkri), biosimilar, 1 microgramAccordAdded October 1, 2026J1449ROLVEDONInjection, eflapegrastim-xnst, 0.1 mgAssertio PharmaceuticalsAdded April 1, 2023J2506NEULASTAInjection, pegfilgrastim, excludes biosimilar, 0.5 mgAmgenAdded January 1, 2022Q5108FULPHILAInjection, pegfilgrastim-jmdb (fulphila), biosimilar, 0.5 mgBiocon Biologics IncAdded October 1, 2018Q5111UDENYCAInjection, pegfilgrastim-cbqv (udenyca), biosimilar, 0.5 mgAccordAdded January 1, 2019