Fee Schedules - General Information
A fee schedule is a complete listing of fees used by Medicare to pay doctors or other providers/suppliers. This comprehensive listing of fee maximums is used to reimburse a physician and/or other providers on a fee-for-service basis. CMS develops fee schedules for physicians, ambulance services, clinical laboratory services, and durable medical equipment, prosthetics, orthotics, and supplies:
ZIPCODE TO CARRIER LOCALITY FILE (see files below)
This file is primarily intended to map Zip Codes to CMS carriers/Medicare Administrative Contractors and localities. This file will also map Zip Codes to their State. In addition, this file contains an urban, rural or a low density (qualified) area Zip Code indicator.
Provider Center
For a one-stop resource web page focused on the informational needs and interests of Original Medicare providers, including physicians, other practitioners and suppliers, go to the Provider Center page.
Downloads
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Zip Code to Carrier Locality File - Updated 05/13/2026 (ZIP) -
Zip Codes Requiring 4 Extension - Updated 05/13/2026 (ZIP) -
2025 End of Year Zip Code File (ZIP) -
2024 End of Year Zip Code File (ZIP) -
2023 End of Year Zip Code File (ZIP) -
2022 End of Year Zip Code File (ZIP) -
2021 End of Year Zip Code File - Revised 05/27/2022 (ZIP) -
2020 End of Year Zip Code File (ZIP) -
2019 End of Year Zip Code File (ZIP) -
2018 End of Year Zip Code File (ZIP) -
2017 End of Year Zip Code File - Updated 11/15/2017 (ZIP) -
2016 End of Year Zip Code File (ZIP)