Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Marian Frances Gillian, M.A.L.L.P

Mental Health Counselor in Lake Orion, MI · enumerated 2008.

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

National Provider Identifier

1952588402

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Registry record

Entity type Individual (Type 1)

Name Marian Frances Gillian

Credential M.A.L.L.P

Sex Female

Practice address Lake Orion, MI, 48362

Phone (248) 693-9614

Fax (248) 693-9615

Enumeration date Jan 28, 2008

Last updated in NPPES Jan 28, 2008

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License 6301006456 (MI) 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

What is the NPI number for Marian Gillian?

The National Provider Identifier (NPI) for Marian Gillian is 1952588402, a Type 1 (individual) record in the CMS NPPES registry.

Where does Marian Gillian practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-01-28.