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

Dr. Maria M Del Rio, PHD

Individual provider Health Service Psychologist · NPI 1043576622

Dr. Maria M Del Rio, PHD is a Health Service Psychologist in San Mateo, California. Practices as a sole proprietor. Licensed in Massachusetts.

Licensed in
MA
In the registry since
2012
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

128 N El Camino Real Apt 103
San Mateo, CA 94401-2717
Phone: (650) 513-1732
Show map & directions

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

Specialties & licences

Health Service Psychologist (primary) Taxonomy 103TH0100X · Licence 9394 (MA)

Record details

NPI number1043576622
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedApril 8, 2012
Last updated in NPPESApril 8, 2012