Welcome to the Medicare Provider Enrollment, Chain, and Ownership System (PECOS) (2024)

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PECOS supports the Medicare Provider and Supplier enrollment process by allowing registered usersto securely and electronically submit and manage Medicare enrollment information.

New to PECOS? View our videos at the bottom of this page.


  • Notice: PECOS 2.0 is still under development. CMS is not affiliated with any private company to provide training on PECOS 2.0. ALL current information about the new system is available for free at https://www.cms.gov/medicare/enrollment-renewal/providers-suppliers/provider-enrollment-chain-ownership-system-pecos/introducing-pecos-20. Any authorized trainings in the future would be offered by CMS or MACs, free of charge.
  • CMS National Provider Enrollment Conference in San Diego - August 28 & 29
    Wednesday, August 28 & Thursday, August 29 from 8 am to 5 pm PT
    San Diego, California
    Register for the CMS National Provider Enrollment Conference at the San Diego Convention Center. Take advantage of this opportunity to meet with CMS and Medicare Administrative Contractor provider enrollment experts.


Please use your I&A (Identity & Access Management System) user ID and password to log in.

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Who Should I Call? [PDF, 155KB] Welcome to the Medicare Provider Enrollment, Chain, and Ownership System (PECOS) (4) - CMS Provider Enrollment Assistance Guide


You may register for a user account if you are: an Individual Practitioner, Authorized or Delegated Official for a Provideror Supplier Organization, or an individual who works on behalf of Providers or Suppliers.

Register for a user account

Questions? Learn more about registering for an account

Note: If you are a Medical Provider or Supplier, you must register for an NPI before enrolling with Medicare.

Helpful Links

Application Status - Self Service Kiosk to view the status of anapplication submitted within the last 90 days.

Pay Application Fee - Pay your application feeonline.

View the list of Providers and Suppliers [PDF, 94KB] Welcome to the Medicare Provider Enrollment, Chain, and Ownership System (PECOS) (8) who are required to pay an application fee.

E-Sign your PECOS application - Access the PECOS E-Signature website using your identifying information, email address, and unique PIN to electronically sign your application.

Provider & Supplier Resources

Enrollment Tutorials

According to the Paperwork Reduction Act of 1995, no persons are required to respond to a collection of information unless it displays a valid OMB control number. The valid OMB control numbers for this information collection are 0938-1056, 0938-1135 and 0938-0685. Depending on the applicant's provider/supplier type and reason for submission of this information, the time required to complete this information is estimated to be between 15 minutes and 6 hours per response, including the time to review instructions, search existing data resources, gather the data needed and complete and review the information collection. If you have any comments concerning the accuracy of the time estimates or suggestions for improving this form, please write to: CMS, Attn.: PRA Reports Clearance Officer, 7500 Security Boulevard, Baltimore, MD 21244-1850.

WARNING: Only authorized registered users have rights to access PECOS.Unauthorized access to this system is forbidden and will be prosecuted by law.By accessing this system, users aresubject to monitoring by system personnel. Anyone using this system expressly consents to monitoring and is advised that if such monitoring reveals possible evidence of criminal activity, system personnel mayprovide the evidence of such monitoring to law enforcement officials.

Welcome to the Medicare Provider Enrollment, Chain, and Ownership System (PECOS) (2024)


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