Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Omm Kathryn Stilwell, LMSW-CC

Q: What is the NPI number for Omm Stilwell?

The National Provider Identifier (NPI) for Omm Stilwell is 1649539669, a Type 1 (individual) record in the CMS NPPES registry.

Clinical Social Worker in Belfast, ME · enumerated 2012.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1649539669

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Registry record

Entity type Individual (Type 1)

Name Omm Kathryn Stilwell

Credential LMSW-CC

Sex Female

Practice address 36 Sweetser Dr, Belfast, ME, 04915

Phone (207) 930-2711

Enumeration date May 11, 2012

Last updated in NPPES Sep 19, 2013

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License MC13220 (ME) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Omm Stilwell practice?

The practice location on file with NPPES is in Belfast, ME. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Omm Stilwell?

The National Provider Identifier (NPI) for Omm Stilwell is 1649539669, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-09-19.