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

John D. F. Tarr MD, Ph D , Inc

Organization Psychiatry Physician · NPI 1669743464

John D. F. Tarr MD, Ph D , Inc is a Psychiatry Physician in Pasadena, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012
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

280 S Arroyo Blvd
Pasadena, CA 91105-1507
Phone: (626) 793-8330
Fax: (626) 793-8330
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence A17.000 (CA)

Record details

NPI number1669743464
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Tarr — President · (626) 793-8330
NPI enumeratedJanuary 25, 2012
Last updated in NPPESMarch 29, 2017
Mailing address280 South Arroyo Boulevard, Pasadena, CA 91105-1507

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