42 CFR §455.436 requires every state Medicaid agency to check enrolled providers against the OIG LEIE and SAM.gov no less than monthly. Each run logs the provider population, hit count, and becomes part of the attestation package surfaced during a CMS State Program Integrity Review.
Death Master File support arrives in Phase 3.
Provider population in scope
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distinct billing NPIs in T-MSIS for the selected scope