Live from the CMS NPI Registry
Maine NPI lookup by specialty
Choose a specialty to see providers with a practice address in Maine, with their NPI numbers. Each provider has a full NPI record and an exclusion check.
Specialties in Maine
Checking a Maine provider before you hire or bill
people and businesses with a Maine address are on OIG’s list of excluded individuals and entities (October 2026 file): 627 individuals and 5 businesses, 9 added in the last 12 months. That ranks Maine 37 of 56 states and territories.
Most often listed as: Nurse/Nurses Aide (293), Health Care Aide (35), Counselor (29), Pharmacy Technician (28), Social Worker (23).
Most common reason: license revocation, suspension or surrender (294).
MaineCare (Department of Health and Human Services) publishes the Monthly Exclusion Report (pdf, monthly). It is separate from OIG’s list: check it as well for anyone who works on Medicaid claims in this state.
All 50 state lists- Confirm the NPI in the CMS registry: NPI lookup (the provider pages below link here too).
- Screen the name against OIG, SAM.gov: exclusion check, or your whole staff list at once.
- Check Maine’s own Medicaid list: Monthly Exclusion Report.
- Verify the license with the Maine board for that profession. NPI records don’t prove a license.