HCPCS drug code · CMS crosswalk
Premarin J-Code / HCPCS Code
In short
Premarin is billed under HCPCS J1410 — Injection, estrogen conjugated, per 25 mg. One billing unit is 25 mg. CMS's crosswalk lists 1 Premarin NDC under this code.
Reference
- J1410
- Injection, estrogen conjugated, per 25 mgBilling unit: 25 mg
- Labelers
- Pfizer Inc
Medicare Part B payment limit
CMS ASP filePayment limit per unit$402.131
Per25 mg
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
Premarin units and claim line
Enter the dose given to get the J1410 units and the NDC line for the CMS-1500 and the 837P.
Enter the dose given to build the claim line.
Premarin 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.
| NDC (11-digit) | HCPCS | Labeler | Package | Billing units per package |
|---|---|---|---|---|
| 00046-0749-05 | J1410 | Pfizer Inc | 1 | 1 |
Premarin: common questions
- What is the J-code for Premarin?
- Premarin is billed under HCPCS J1410 — Injection, estrogen conjugated, per 25 mg. One billing unit is 25 mg. CMS's crosswalk lists 1 Premarin NDC under this code.
- How many J1410 billing units are in a package of Premarin?
- CMS lists 1 billing units per package, depending on the NDC, where one unit is 25 mg. Units to report are based on the dose given, not the package.
- Is J1410 a CPT code?
- No. J1410 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.