No. J7188 is a HCPCS Level II code, maintained by CMS, that identifies the drug supplied. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code.

What NDCs are billed under J7188?

CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 1 NDC under J7188, for Obizur. The table on this page shows each one with its billing units per package.

What is the Medicare payment limit for J7188?

$3.236 per 1 iu, effective October 1, 2026 through December 31, 2026, from CMS's Part B drug payment limit file. Multiply by the units billed for the allowed amount before deductible and coinsurance. It is not a coverage decision.

J7188 J-Code: Obizur (factor viii (antihemophilic factor)

In short

J7188 is the HCPCS Level II code for injection, factor viii (antihemophilic factor, recombinant), (obizur), per i.u. CMS assigns NDCs for Obizur to it. The Medicare Part B payment limit is $3.236 per unit (October 1, 2026 through December 31, 2026).

Code

CMS HCPCS file

HCPCS codeJ7188

Billing unitSee descriptor

Descriptor: Injection, factor viii (antihemophilic factor, recombinant), (obizur), per i.u.
Short descriptor: Factor viii recomb obizur
Code set: HCPCS Level II, maintained by CMS
Effective: Jan 1, 2016

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$3.236

Per1 iu

Coinsurance20%

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

Units and claim line

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

HCPCS units

Modifier

NDC (11-digit)

NDC unit qualifier

NDC quantity

Enter the units to build the claim line.

NDCs billed under J7188

CMS’s ASP NDC–HCPCS crosswalk (effective October 1, 2026 through December 31, 2026) assigns 1 NDC to J7188 for Obizur. Billing units per package are CMS’s figures for this code’s unit.

NDCs assigned to J7188 in the CMS ASP crosswalk
Drug	NDC (11-digit)	Labeler	Package	Billing units per package
Obizur	00944-5001-01	Takeda Pharmaceuticals America, Inc.	1	1

J7188: common questions

Is J7188 a CPT code?: No. J7188 is a HCPCS Level II code, maintained by CMS, that identifies the drug supplied. CPT codes are five-digit numbers from the AMA that describe services. Giving the drug, for example an injection or infusion, is usually reported with a separate CPT administration code. CPT codes for drug administration.
What NDCs are billed under J7188?: CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 1 NDC under J7188, for Obizur. The table on this page shows each one with its billing units per package.
What is the Medicare payment limit for J7188?: $3.236 per 1 iu, effective October 1, 2026 through December 31, 2026, from CMS's Part B drug payment limit file. Multiply by the units billed for the allowed amount before deductible and coinsurance. It is not a coverage decision.

J7188 — Injection, factor viii (antihemophilic factor, recombinant), (obizur), per i.u.