HCPCS drug code · CMS crosswalk
Vasopressin J-Code / HCPCS Code
In short
CMS assigns Vasopressin NDCs to 4 HCPCS codes: J2596 (per 1 unit), J2598 (per 1 unit), J2599 (per 1 unit), J2601 (per 1 unit). Which one applies depends on the product; the table lists each NDC with its code.
J2596 code detailsJ2598 code detailsJ2599 code detailsJ2601 code details
Reference
- J2596
- Injection, vasopressin (long grove), not therapeutically equivalent to j2598, 1 unitBilling unit: 1 unit
- J2598
- Injection, vasopressin, 1 unitBilling unit: 1 unit
- J2599
- Injection, vasopressin (american regent), not therapeutically equivalent to j2598, 1 unitBilling unit: 1 unit
- J2601
- Injection, vasopressin (baxter), 1 unitBilling unit: 1 unit
- Labelers
- Amneal Pharmaceuticals, LLC; Amphastar Pharmaceuticals, Inc.; Baxter Healthcare Corporation; Civica, Inc.; Dr. Reddy's Laboratories Inc.; Eugia US LLC; FreseniUS Kabi USA, LLC; Long Grove Pharmaceuticals, LLCand 1 more
Medicare Part B payment limit
CMS ASP fileEffective 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
Medicare Part B payment limit
CMS ASP fileEffective 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
Medicare Part B payment limit
CMS ASP fileEffective 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
Medicare Part B payment limit
CMS ASP fileEffective 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
Vasopressin units and claim line
Enter the dose given to get the J2596 units and the NDC line for the CMS-1500 and the 837P. This builds the J2596 line; use the code page for J2598, J2599, J2601.
Enter the dose given to build the claim line.
Vasopressin 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 |
|---|---|---|---|---|
| 81298-8552-03 | J2596 | Long Grove Pharmaceuticals, LLC | 10 × 100 | 200 |
| 81298-8554-03 | J2596 | Long Grove Pharmaceuticals, LLC | 10 × 100 | 400 |
| 00548-9701-00 | J2598 | Amphastar Pharmaceuticals, Inc. | 10 × 1 | 200 |
| 25021-0474-01 | J2598 | Sagent Pharmaceuticals | 25 × 1 | 500 |
| 43598-0914-06 | J2598 | Dr. Reddy's Laboratories Inc. | 25 × 1 | 500 |
| 43598-0914-25 | J2598 | Dr. Reddy's Laboratories Inc. | 25 × 1 | 500 |
| 55150-0370-24 | J2598 | Eugia US LLC | 25 × 1 | 500 |
| 55150-0370-25 | J2598 | Eugia US LLC | 25 × 1 | 500 |
| 63323-0930-01 | J2598 | FreseniUS Kabi USA, LLC | 25 × 1 | 500 |
| 65219-0039-01 | J2598 | FreseniUS Kabi USA, LLC | 25 × 1 | 500 |
| 70121-1642-05 | J2598 | Amneal Pharmaceuticals, LLC | 25 × 1 | 500 |
| 70121-1642-07 | J2598 | Amneal Pharmaceuticals, LLC | 10 × 1 | 200 |
| 72572-0860-25 | J2599 | Civica, Inc. | 25 × 1 | 500 |
| 00338-9640-12 | J2601 | Baxter Healthcare Corporation | 12 × 100 | 240 |
| 00338-9647-12 | J2601 | Baxter Healthcare Corporation | 12 × 100 | 480 |
Vasopressin: common questions
- What is the J-code for Vasopressin?
- CMS assigns Vasopressin NDCs to 4 HCPCS codes: J2596 (per 1 unit), J2598 (per 1 unit), J2599 (per 1 unit), J2601 (per 1 unit). Which one applies depends on the product; the table lists each NDC with its code.
- How many J2596 billing units are in a package of Vasopressin?
- CMS lists 200 to 400 billing units per package, depending on the NDC, where one unit is 1 unit. Units to report are based on the dose given, not the package.
- How many J2598 billing units are in a package of Vasopressin?
- CMS lists 200 to 500 billing units per package, depending on the NDC, where one unit is 1 unit. Units to report are based on the dose given, not the package.
- How many J2599 billing units are in a package of Vasopressin?
- CMS lists 500 billing units per package, depending on the NDC, where one unit is 1 unit. Units to report are based on the dose given, not the package.
- How many J2601 billing units are in a package of Vasopressin?
- CMS lists 240 to 480 billing units per package, depending on the NDC, where one unit is 1 unit. Units to report are based on the dose given, not the package.
- Is J2596 a CPT code?
- No. J2596 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.