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

Individual provider Clinical Psychologist · NPI 1205072931

Dr. Mark G Wiesner, PHD is a Clinical Psychologist in San Diego, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
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

5677 Oberlin Dr Ste 106
San Diego, CA 92121-1741
Phone: (858) 457-8419
Fax: (858) 457-0670
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 5996 (CA)

Record details

NPI number1205072931
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 30, 2008
Last updated in NPPESDecember 30, 2008

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