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

Dr. Grace C Niu, PHD

Individual provider Psychologist · NPI 1871870592

Dr. Grace C Niu, PHD is a Psychologist in San Mateo, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2011
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

222 W 39th Ave
San Mateo, CA 94403-4364
Phone: (650) 372-3291
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 1541 9th Ave, San Francisco, CA 94122-3608 — (415) 225-2520

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY28633 (CA)

Record details

NPI number1871870592
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedNovember 9, 2011
Last updated in NPPESJuly 21, 2022
Mailing address1873 Market Street, Apt 1, San Francisco, CA 94103

Other providers in San Mateo