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

Greg Hajcak, PHD

Individual provider Clinical Psychologist · NPI 1891563920

Greg Hajcak, PHD is a Clinical Psychologist in Soquel, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2023
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

2901 Park Ave Ste D8
Soquel, CA 95073-2831
Phone: (831) 222-0648
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 34641 (CA)

Record details

NPI number1891563920
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedDecember 18, 2023
Last updated in NPPESDecember 18, 2023
Certification dateDecember 18, 2023
Mailing address391 Belle Monti Ave, Aptos, CA 95003-5203

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