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

Dr. Margaret E O'Neill, PHD

Individual provider Psychologist · NPI 1073696910

Dr. Margaret E O'Neill, PHD is a Psychologist in San Luis Obispo, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
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

1299 Briarwood Dr Apt 112
San Luis Obispo, CA 93401-5966
Phone: (805) 439-0156
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY11824 (CA)

Record details

NPI number1073696910
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 23, 2006
Last updated in NPPESMarch 11, 2022
Certification dateMarch 11, 2022

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