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

Individual provider Psychologist · NPI 1174545073

Mark H. Rossdanson, PHD is a Psychologist in Los Angeles, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
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

6310 San Vicente Blvd Ste 410
Los Angeles, CA 90048-5457
Phone: (323) 932-1677
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY12601 (CA)

Record details

NPI number1174545073
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedJuly 23, 2006
Last updated in NPPESJanuary 31, 2017

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