ACO Lookup

Available for: Part A, Part B

Verify provider participation in a demonstration program. Accountable Care Organizations (ACO) are one of the many Innovation Models created by CMS. For further information on innovation models, visit the Innovation Models webpage of the CMS website.


  • Choose Provider Enrollment from the main menu and then ACO Lookup tab
  • Choose the TIN, NPI and PTAN
  • If a Part A combination is used, the Demo Code Details is also required. Choose a Demo Code from the drop-down menu.
  • If a Part B combination is used, enter the Rendering NPI.


The ACO Lookup Results will display the following:

  • Type
  • Enhance Type
  • DCE Identifier
  • Start Date
  • Term Date
  • Update Date
  • Part A Reduction
  • Part B Reduction

Note: Part B results will also provide incentive program data. Example: VBM, EHR, ERX, MIPS.

Last Updated Dec 22 , 2023