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

Connie Xiao Sun, LCSW

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1073708210

Connie Xiao Sun, LCSW is an Addiction (Substance Use Disorder) Counselor in South Pasadena, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
Specialties on file
3
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Practice location Address checks out

625 Fair Oaks Ave
South Pasadena, CA 91030-2630
Phone: (626) 441-4221
Fax: (626) 441-6479
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence LCSW28964 (CA)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X
Mental Health Counselor Taxonomy 101YM0800X · Licence 26121 (CA)

Record details

NPI number1073708210
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedSeptember 11, 2007
Last updated in NPPESFebruary 29, 2024
Certification dateFebruary 29, 2024

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