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

MS. Hillary Fey Sinnott, LMFT

Individual provider Marriage & Family Therapist · NPI 1164084422

MS. Hillary Fey Sinnott, LMFT is a Marriage & Family Therapist in Menlo Park, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2019
What do these letters mean?
LMFT — Licensed Marriage and Family Therapist
A therapist licensed to treat couples and families.

See every abbreviation used in this directory →

Practice location Address checks out

1150 University Dr Ste 106
Menlo Park, CA 94025-4447
Phone: (650) 996-4096
Show map & directions

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

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence LMFT94689 (CA)

Record details

NPI number1164084422
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMFT
Sole proprietorYes
NPI enumeratedJuly 7, 2019
Last updated in NPPESJuly 7, 2019

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