HCPCS drug code · CMS crosswalk
Meropenem J-Code / HCPCS Code
In short
CMS assigns Meropenem NDCs to 3 HCPCS codes: J2183 (per 100 mg), J2184 (per 100 mg), J2185 (per 100 mg). Which one applies depends on the product; the table lists each NDC with its code.
Reference
- J2183
- Injection, meropenem (wg critical care), not therapeutically equivalent to j2185, 100 mgBilling unit: 100 mg
- J2184
- Injection, meropenem (b. braun), not therapeutically equivalent to j2185, 100 mgBilling unit: 100 mg
- J2185
- Injection, meropenem, 100 mgBilling unit: 100 mg
- Labelers
- Amneal Pharmaceuticals, LLC; Armas Pharmaceuticals Inc.; B. Braun Medical Inc.; Civica, Inc.; Eugia US LLC; FreseniUS Kabi USA, LLC; Hikma Pharmaceuticals USA Inc.; Mylan Institutional LLCand 5 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. CMS note: Inflation-adjusted coinsurance. 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
Meropenem units and claim line
Enter the dose given to get the J2183 units and the NDC line for the CMS-1500 and the 837P. This builds the J2183 line; use the code page for J2184, J2185.
Enter the dose given to build the claim line.
Meropenem 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 |
|---|---|---|---|---|
| 44567-0402-06 | J2183 | WG Critical Care, LLC | 6 × 1 | 120 |
| 72078-0081-06 | J2183 | Mylan Institutional LLC | 6 × 1 | 120 |
| 00264-3183-11 | J2184 | B. Braun Medical Inc. | 24 × 1 | 120 |
| 00264-3185-11 | J2184 | B. Braun Medical Inc. | 24 × 1 | 240 |
| 00143-9430-10 | J2185 | Hikma Pharmaceuticals USA Inc. | 10 × 1 | 50 |
| 00143-9431-10 | J2185 | Hikma Pharmaceuticals USA Inc. | 10 × 1 | 100 |
| 00409-0222-10 | J2185 | Pfizer Inc | 10 × 1 | 50 |
| 00409-1390-51 | J2185 | Pfizer Inc | 10 × 1 | 50 |
| 00409-1391-22 | J2185 | Pfizer Inc | 10 × 1 | 100 |
| 00409-3412-10 | J2185 | Pfizer Inc | 10 × 1 | 100 |
| 00781-3000-95 | J2185 | Sandoz Inc. | 10 × 1 | 50 |
| 00781-3098-95 | J2185 | Sandoz Inc. | 10 × 1 | 100 |
| 25021-0160-20 | J2185 | Sagent Pharmaceuticals | 10 × 1 | 50 |
| 44567-0145-10 | J2185 | WG Critical Care, LLC | 10 × 1 | 50 |
| 44567-0146-10 | J2185 | WG Critical Care, LLC | 10 × 1 | 100 |
| 44567-0400-10 | J2185 | WG Critical Care, LLC | 10 × 1 | 50 |
| 44567-0401-10 | J2185 | WG Critical Care, LLC | 10 × 1 | 100 |
| 55150-0207-20 | J2185 | Eugia US LLC | 10 × 1 | 50 |
| 55150-0208-30 | J2185 | Eugia US LLC | 10 × 1 | 100 |
| 63323-0507-20 | J2185 | FreseniUS Kabi USA, LLC | 10 × 1 | 50 |
| 63323-0507-21 | J2185 | FreseniUS Kabi USA, LLC | 10 × 1 | 50 |
| 63323-0507-25 | J2185 | FreseniUS Kabi USA, LLC | 25 × 1 | 125 |
| 63323-0508-25 | J2185 | FreseniUS Kabi USA, LLC | 25 × 1 | 250 |
| 63323-0508-30 | J2185 | FreseniUS Kabi USA, LLC | 10 × 1 | 100 |
| 63323-0508-31 | J2185 | FreseniUS Kabi USA, LLC | 10 × 1 | 100 |
| 70121-1453-07 | J2185 | Amneal Pharmaceuticals, LLC | 10 × 1 | 100 |
| 70121-1454-07 | J2185 | Amneal Pharmaceuticals, LLC | 10 × 1 | 50 |
| 70594-0075-02 | J2185 | Xellia Pharmaceuticals USA, LLC. | 10 × 1 | 50 |
| 70594-0076-02 | J2185 | Xellia Pharmaceuticals USA, LLC. | 10 × 1 | 100 |
| 72485-0411-10 | J2185 | Armas Pharmaceuticals Inc. | 10 × 1 | 50 |
| 72485-0412-10 | J2185 | Armas Pharmaceuticals Inc. | 10 × 1 | 100 |
| 72572-0410-10 | J2185 | Civica, Inc. | 10 × 1 | 100 |
| 72572-0412-10 | J2185 | Civica, Inc. | 10 × 1 | 50 |
| 72572-0415-10 | J2185 | Civica, Inc. | 10 × 1 | 50 |
| 72572-0416-10 | J2185 | Civica, Inc. | 10 × 1 | 100 |
Meropenem: common questions
- What is the J-code for Meropenem?
- CMS assigns Meropenem NDCs to 3 HCPCS codes: J2183 (per 100 mg), J2184 (per 100 mg), J2185 (per 100 mg). Which one applies depends on the product; the table lists each NDC with its code.
- How many J2183 billing units are in a package of Meropenem?
- CMS lists 120 billing units per package, depending on the NDC, where one unit is 100 mg. Units to report are based on the dose given, not the package.
- How many J2184 billing units are in a package of Meropenem?
- CMS lists 120 to 240 billing units per package, depending on the NDC, where one unit is 100 mg. Units to report are based on the dose given, not the package.
- How many J2185 billing units are in a package of Meropenem?
- CMS lists 50 to 250 billing units per package, depending on the NDC, where one unit is 100 mg. Units to report are based on the dose given, not the package.
- Is J2183 a CPT code?
- No. J2183 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.