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

Individual provider Clinical Psychologist · NPI 1053628321

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

Licensed in
CA
In the registry since
2010
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

140 Sylvester Rd Bldg 500
San Diego, CA 92106-3521
Phone: (619) 553-8555
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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 PSY 25610 (CA)

Record details

NPI number1053628321
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedSeptember 8, 2010
Last updated in NPPESApril 24, 2017

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