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 provides Psychiatry Physician services 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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