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

Dr. Olivia Kathleen Mazur McDonald, PSYD

Individual provider Mental Health Counselor · NPI 1043863392

Dr. Olivia Kathleen Mazur McDonald, PSYD is a Mental Health Counselor in Palo Alto, California. Works from 3 locations. Licensed in California.

Licensed in
CA
In the registry since
2019
Specialties on file
5
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

650 Clark Way
Palo Alto, CA 94304-2300
Phone: (650) 326-5530
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 251 Llewellyn Ave, Campbell, CA 95008-1940 — (408) 379-3790
  • 1333 Willow Pass Rd Ste 102, Concord, CA 94520-5225 — (925) 825-1793

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 35611 (CA)
Mental Health Counselor Taxonomy 101YM0800X
Psychologist Taxonomy 103T00000X · Licence PSB94026925 (CA)
Social Worker Taxonomy 104100000X
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1043863392
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorNo
NPI enumeratedJuly 16, 2019
Last updated in NPPESJanuary 7, 2025
Certification dateJanuary 7, 2025

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