MedicaidAdministrativeHigh impact
Reminder: Wisconsin Medicaid Is Collecting National Provider Identifiers from Health Care Providers
Wisconsin Medicaid (ForwardHealth)·WI·Medical Policy
We identified it
Jun 20, 2026
Summary
Wisconsin Medicaid requires all certified healthcare providers to submit their National Provider Identifier (NPI) immediately to continue conducting business including claims submission and prior authorizations. Providers who fail to submit their NPI risk interruptions in their Medicaid billing operations.
Action Required
Immediately: Wisconsin providers must submit their 10-digit NPI to Wisconsin Medicaid using one of three methods: 1) Web portal at dhfs.wisconsin.gov/medicaid/ via NPI link, 2) Email to winpi@dhfs.state.wi.us with 8-digit Medicaid provider number, NPI, contact name and phone, or 3) Mail completed form HCF 13505 to Wisconsin Medicaid. Include separate submissions for each Medicaid provider number. Failure to submit will result in interrupted claims processing and prior authorization delays.