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

Leslie Thuylan To, PHD

Individual provider Psychologist · NPI 1699822205

Leslie Thuylan To, PHD is a Psychologist in Downey, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

7285 Quill Dr
Downey, CA 90242-2001
Phone: (562) 940-6077
Fax: (562) 803-0637
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence PSY 18348 (CA)

Record details

NPI number1699822205
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedJanuary 4, 2007
Last updated in NPPESJuly 8, 2007

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