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

William Trang

Individual provider Marriage & Family Therapist · NPI 1740026079

William Trang is a Marriage & Family Therapist in Richmond, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2024
Specialties on file
2

Practice location Address checks out

3919 Macdonald Ave
Richmond, CA 94805-2229
Phone: (510) 233-7555
Fax: (510) 233-4545
Show map & directions

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

Additional practice locations (1)

  • 1038 Post St, San Francisco, CA 94109-5603 — (415) 775-2636

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 158535 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1740026079
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJuly 5, 2024
Last updated in NPPESOctober 22, 2025
Certification dateOctober 22, 2025
Mailing address3919 Macdonald Ave, Richmond, CA 94805-2229

Other providers in Richmond