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

Individual provider Cognitive & Behavioral Psychologist · NPI 1366770703

Erik Thomas Sowder, PHD is a Clinical Psychologist in San Francisco, California. Qualified in 2007, 19 years ago. Practices as a sole proprietor and accepts Medicare assignment.

Years since qualifying
19
In the registry since
2009
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

110 Gardenside Dr Apt 501
San Francisco, CA 94131-1377
Phone: (707) 369-2315
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cognitive & Behavioral Psychologist (primary) Taxonomy 103TB0200X

Record details

NPI number1366770703
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedNovember 23, 2009
Last updated in NPPESDecember 8, 2025
Certification dateDecember 8, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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