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Provider enrollment, chain, and ownership system (PECOS)
Last Modified: 11/30/2020
Location: FL, PR, USVI
Business: Part A, Part B
Q. What is PECOS?
A. The Provider Enrollment, Chain and Ownership System (PECOS) is a national database of Medicare provider, physician, and supplier enrollment information. PECOS is used to collect and maintain the data submitted on CMS-855 enrollment forms.

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