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

Dr. Thomas T Quach, MD

Individual provider Obstetrics & Gynecology Physician · NPI 1033123146

Dr. Thomas T Quach, MD is an Obstetrics/Gynecology in Westminster, California. Graduated from Loma Linda University School of Medicine in 1993, 33 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
33
Trained at
Loma Linda University School of Medicine
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

9186 Bolsa Ave
Westminster, CA 92683-5556
Phone: (714) 799-7522
Fax: (714) 799-7523
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence G080556 (CA)

Record details

NPI number1033123146
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 27, 2006
Last updated in NPPESOctober 10, 2025
Certification dateOctober 10, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolLOMA LINDA UNIVERSITY SCHOOL OF MEDICINE
Graduated 1993 (33 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Westminster