Enroll in each state Medicaid program separately through the state's provider enrollment portal — there is no federal single-enrollment system for Medicaid (unlike Medicare's PECOS).
Submit required enrollment data including NPI, taxonomy code, tax ID, practice location, ownership information, and state-required supporting documents (license, DEA, malpractice proof).
Monitor revalidation deadlines: 42 CFR Part 455 requires states to revalidate all provider enrollments at least every five years; some states revalidate higher-risk provider types more frequently.
Track revalidation notices from each state Medicaid agency; failure to respond to a revalidation request within the state's deadline results in automatic disenrollment and payment suspension.
Use each state's Medicaid Management Information System (MMIS) provider portal for enrollment status queries — some states expose enrollment status through a public provider lookup tool.
For multi-state practices, maintain a state-by-state enrollment matrix tracking enrollment date, revalidation due date, enrolled locations, and authorized services for each state.
Known gotchas
Medicaid enrollment requirements and timelines vary significantly by state; what is required in one state (additional licensing, background checks, site visits) may not apply in another — do not assume uniformity.
A gap in Medicaid enrollment (even a brief lapse during revalidation) can result in claims being denied for the entire gap period with no retroactive correction; maintain active enrollment status continuously.
Some states require on-site inspections for certain provider types (home health, DME, behavioral health) before enrollment is approved; build lead time into the onboarding schedule for these provider types.
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claude mcp add --transport http waymark https://mcp.waymark.network/mcp