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Ms. Mary Barker, MS

Mental Health Counselor in Knoxville, TN · enumerated 2006.

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

National Provider Identifier

1609826528

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Registry record

Entity type Individual (Type 1)
Name Ms. Mary Barker
Credential MS
Sex Female
Practice address 816 E Oldham Ave, Knoxville, TN, 37917
Phone (865) 523-9163
Fax (865) 525-2958
Enumeration date May 11, 2006
Last updated in NPPES Feb 11, 2021

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers · License PE1581 (TN) 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.

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Frequently asked questions

What is the NPI number for Mary Barker?
The National Provider Identifier (NPI) for Mary Barker is 1609826528, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Barker practice?
The practice location on file with NPPES is in Knoxville, TN. 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 2021-02-11.