Rxcurve
Medicare Part B payment limits Effective October 1 – December 31, 2026 Posted by CMS September 17, 2026
HCPCS J0457 · per 100 MG

Injection, aztreonam, 100 mg

Products billed under this code include Azactam, Aztreonam.

Payment limit per 100 MG, by effective quarter, 4Q23 to 4Q26. Gaps mean the code was not in that quarter’s file, or CMS gave no payment limit.

Products billed under J0457

From the 4Q26 NDC–HCPCS crosswalk. “Limit / pkg” is the 4Q26 payment limit times the billing units in one package.

ProductLabelerNDCUnits / pkgLimit / pkg
Azactam E.R. Squibb & Sons, L.L.C. 00003-2560-16 100 $229.90
Azactam E.R. Squibb & Sons, L.L.C. 00003-2570-16 200 $459.80
Azactam A-S Medication Solutions 50090-7494-00 100 $229.90
Aztreonam Pfizer Inc 00409-0829-01 100 $229.90
Aztreonam Pfizer Inc 00409-0830-01 200 $459.80
Aztreonam FreseniUS Kabi USA, LLC 63323-0401-20 100 $229.90
Aztreonam FreseniUS Kabi USA, LLC 63323-0401-24 100 $229.90
Aztreonam FreseniUS Kabi USA, LLC 63323-0401-26 100 $229.90
Aztreonam FreseniUS Kabi USA, LLC 63323-0402-20 200 $459.80
Aztreonam FreseniUS Kabi USA, LLC 63323-0402-24 200 $459.80
Show all 11 products
ProductLabelerNDCUnits / pkgLimit / pkg
Aztreonam FreseniUS Kabi USA, LLC 63323-0402-30 200 $459.80

Every quarter

QuarterPayment limitChangeBilling unitDescriptionSource file
4Q26 $2.299 +$0.028 100 MG Injection, aztreonam, 100 mg v1, posted September 17, 2026
3Q26 $2.271 −$0.017 100 MG Injection, aztreonam, 100 mg v1, posted September 15, 2026
2Q26 $2.288 +$0.055 100 MG Injection, aztreonam, 100 mg v1, posted September 15, 2026
1Q26 $2.233 −$0.30 100 MG Injection, aztreonam, 100 mg v1, posted September 15, 2026
4Q25 $2.533 −$0.132 100 MG Injection, aztreonam, 100 mg v1, posted September 8, 2026
3Q25 $2.665 +$0.187 100 MG Injection, aztreonam, 100 mg v1, posted March 10, 2026
2Q25 $2.478 +$0.407 100 MG Injection, aztreonam, 100 mg v1, posted March 10, 2026
1Q25 $2.071 +$0.097 100 MG Injection, aztreonam, 100 mg v1, posted December 19, 2025
4Q24 $1.974 −$0.154 100 MG Injection, aztreonam, 100 mg v1, posted June 11, 2025
3Q24 $2.128 −$0.447 100 MG Injection, aztreonam, 100 mg v1, posted June 11, 2025
2Q24 $2.575 +$0.036 100 MG Injection, aztreonam, 100 mg v1, posted March 11, 2025
1Q24 $2.539 +$0.02 100 MG Injection, aztreonam, 100 mg v1, posted December 19, 2024
4Q23 $2.519 – 100 MG Injection, aztreonam, 100 mg v1, posted October 10, 2024

“Change” is the difference from the previous quarter, shown only when both quarters have a payment limit and the billing unit is the same. “vs. last quarter” and “vs. a year ago” follow the same rule.

CMS source files