Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Pilar Maria Marguerite Holmstrom, PHD

Individual provider Clinical Psychologist · NPI 1295955854

Dr. Pilar Maria Marguerite Holmstrom, PHD is a Clinical Psychologist in Ventura, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

2580 E Main St Ste 100
Ventura, CA 93003-2640
Phone: (805) 402-3967
Fax: (805) 256-6494
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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 27891 (CA)

Record details

NPI number1295955854
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 26, 2007
Last updated in NPPESApril 23, 2026
Certification dateApril 23, 2026

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