No. J1460 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 J1460?

CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 2 NDCs under J1460, for Gamastan. The table on this page shows each one with its billing units per package.

What is the Medicare payment limit for J1460?

$48.946 per 1 cc, 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.

What is one billing unit of J1460?

One unit of J1460 is 1 cc, as stated in the code's descriptor. Units to report = dose given ÷ 1 cc.

J1460 J-Code: Gamastan (gamma globulin) — Billing Units

In short

J1460 is the HCPCS Level II code for injection, gamma globulin, intramuscular, 1 cc. CMS assigns NDCs for Gamastan to it. One billing unit is 1 cc. The Medicare Part B payment limit is $48.946 per unit (October 1, 2026 through December 31, 2026).

Code

CMS HCPCS file

HCPCS codeJ1460

Billing unit1 cc

Descriptor: Injection, gamma globulin, intramuscular, 1 cc
Short descriptor: Gamma globulin 1 cc inj
Code set: HCPCS Level II, maintained by CMS
Effective: Jan 1, 2017

The billing unit is read from the descriptor. Confirm it against the CMS file before billing.

Medicare Part B payment limit

CMS ASP file

Payment limit per unit$48.946

Per1 cc

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 J1460

CMS’s ASP NDC–HCPCS crosswalk (effective October 1, 2026 through December 31, 2026) assigns 2 NDCs to J1460 for Gamastan. Billing units per package are CMS’s figures for this code’s unit.

NDCs assigned to J1460 in the CMS ASP crosswalk
Drug	NDC (11-digit)	Labeler	Package	Billing units per package
Gamastan	13533-0335-04	Grifols USA, LLC	2	2
Gamastan	13533-0335-12	Grifols USA, LLC	10	10

J1460: common questions

Is J1460 a CPT code?: No. J1460 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 J1460?: CMS's ASP crosswalk for October 1, 2026 through December 31, 2026 lists 2 NDCs under J1460, for Gamastan. The table on this page shows each one with its billing units per package.
What is the Medicare payment limit for J1460?: $48.946 per 1 cc, 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.
What is one billing unit of J1460?: One unit of J1460 is 1 cc, as stated in the code's descriptor. Units to report = dose given ÷ 1 cc. J-code billing units.

J1460 — Injection, gamma globulin, intramuscular, 1 cc