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

Tracy Tsze-Yea Yen Ng

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1184200149

Tracy Tsze-Yea Yen Ng is an Addiction (Substance Use Disorder) Counselor in Fremont, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2021
Specialties on file
3

Practice location Address checks out

39812 Mission Blvd Ste 106
Fremont, CA 94539-3087
Phone: (510) 399-4414
Show map & directions

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

Additional practice locations (1)

  • 2021 The Alameda Ste 295, San Jose, CA 95126-1147 — (408) 228-4767

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 148225 (CA)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X
Behavior Technician Taxonomy 106S00000X

Record details

NPI number1184200149
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 22, 2021
Last updated in NPPESAugust 17, 2025
Certification dateAugust 17, 2025

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