Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Thomas J Clark DO Inc

Organization Neurology Physician · NPI 1669529582

Thomas J Clark DO Inc provides Neurology Physician services in San Luis Obispo, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
2
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

620 California Blvd Ste J
San Luis Obispo, CA 93401-2598 Not confirmed with CMS for 17 years — call before visiting
Phone: (805) 547-2275
Fax: (805) 547-2279
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 20A8621 (CA)
Medical Specialty Clinic/Center Taxonomy 261QM2500X · Licence 20A8621 (CA)

Record details

NPI number1669529582
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Thomas Clark — President · (805) 547-2275
NPI enumeratedJanuary 4, 2007
Last updated in NPPESMarch 5, 2009
Mailing address620 California Blvd., Suite J, San Luis Obispo, CA 93401-2598

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