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

Ya-Shu Liang, PHD

Individual provider Counseling Psychologist · NPI 1043534035

Ya-Shu Liang, PHD is a Counseling Psychologist in Tustin, California. Practices as a sole proprietor. Licensed in California and New York.

Licensed in
CA, NY
In the registry since
2010
Specialties on file
2
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

17632 Irvine Blvd Ste 250
Tustin, CA 92780-3148
Phone: (714) 494-7479
Show map & directions

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

Specialties & licences

Counseling Psychologist (primary) Taxonomy 103TC1900X · Licence PSY 22323 (CA)
Counseling Psychologist Taxonomy 103TC1900X · Licence PSY 017443 (NY)

Record details

NPI number1043534035
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 18, 2010
Last updated in NPPESMarch 18, 2010