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

Todd Sosna, PHD

Individual provider Psychologist · NPI 1154154847

Todd Sosna, PHD is a Clinical Psychologist in Los Angeles, California. Qualified in 1991, 35 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
35
Licensed in
CA
In the registry since
2024
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 PO Box

The provider listed a PO Box rather than a street location, so this is not a walk-in address.

PO Box 48278
Los Angeles, CA 90048-0278
Phone: (310) 571-5674
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY13355 (CA)

Record details

NPI number1154154847
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedAugust 20, 2024
Last updated in NPPESAugust 6, 2026
Certification dateAugust 6, 2026

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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