NPI Portal NPI Lookup & Verification

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

Matthew Ottenweller

Clinical Social Worker in Tucker, GA · enumerated 2016 · practices at Kelly Keyser, LLC.

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

National Provider Identifier

1255875282

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Registry record

Entity type Individual (Type 1)
Name Matthew Ottenweller
Sex Male
Practice address Tucker, GA, 30084
Phone (404) 594-2940
Enumeration date Dec 9, 2016
Last updated in NPPES Mar 29, 2024

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

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License MSW006423 (GA) Secondary
1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License CSW006135 (GA) 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 Matthew Ottenweller?
The National Provider Identifier (NPI) for Matthew Ottenweller is 1255875282, a Type 1 (individual) record in the CMS NPPES registry.
Where does Matthew Ottenweller practice?
The practice location on file with NPPES is in Tucker, GA. 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 2024-03-29.