In short

Fulphila is billed under HCPCS Q5108 — Injection, pegfilgrastim-jmdb (fulphila), biosimilar, 0.5 mg. One billing unit is 0.5 mg. CMS's crosswalk lists 2 Fulphila NDCs under this code.

Q5108 code details

Reference

Q5108
Injection, pegfilgrastim-jmdb (fulphila), biosimilar, 0.5 mgBilling unit: 0.5 mg
Labelers
Biocon Biologics Inc; Viatris - Greenstone LLC

Medicare Part B payment limit

CMS ASP file
Payment limit per unit$55.964
Per0.5 mg
Coinsurance20%

Effective October 1, 2026 through December 31, 2026. Payment allowance limits subject to the ASP methodology are based on 2Q26 ASP data. CMS note: 8% of reference add-on applied. A payment limit is not a coverage decision; the Medicare contractor decides coverage. CMS ASP pricing files

Fulphila units and claim line

Enter the dose given to get the Q5108 units and the NDC line for the CMS-1500 and the 837P.

Enter the dose given to build the claim line.

Fulphila NDCs and billing units

From CMS’s ASP NDC–HCPCS crosswalk, effective October 1, 2026 through December 31, 2026. Billing units per package are CMS’s figures for the code’s unit.

Fulphila NDCs in the CMS ASP crosswalk
NDC (11-digit)HCPCSLabelerPackageBilling units per package
67457-0833-06Q5108Viatris - Greenstone LLC0.612
83257-0005-41Q5108Biocon Biologics Inc0.612

Fulphila: common questions

What is the HCPCS code for Fulphila?
Fulphila is billed under HCPCS Q5108 — Injection, pegfilgrastim-jmdb (fulphila), biosimilar, 0.5 mg. One billing unit is 0.5 mg. CMS's crosswalk lists 2 Fulphila NDCs under this code.
How many Q5108 billing units are in a package of Fulphila?
CMS lists 12 billing units per package, depending on the NDC, where one unit is 0.5 mg. Units to report are based on the dose given, not the package.
Is Q5108 a CPT code?
No. Q5108 is a HCPCS Level II code from CMS for the drug itself. Giving it, for example by injection or infusion, is usually reported with a separate CPT administration code.

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