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

Matthew Stimmel, PHD

Individual provider Psychologist · NPI 1700139201

Matthew Stimmel, PHD is a Psychologist in Menlo Park, California. Registered with an NPI since 2012.

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

795 Willow Rd Mail Code 180D
Menlo Park, CA 94025-2539
Phone: (650) 493-5000
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1700139201
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedOctober 22, 2012
Last updated in NPPESNovember 7, 2016
Mailing address795 Willow Rd, Mail Code 180d, Menlo Park, CA 94025-2539

Other providers in Menlo Park