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

Ann Leu Thomas, MD, MS

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1275910291

Ann Leu Thomas, MD, MS is an Ophthalmology in Fairfield, California. Graduated from Washington University School of Medicine in 2015, 11 years ago. Practices with Sutter Valley Medical Foundation, a 2,464-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
11
Trained at
Washington University School of Medicine
Licensed in
CA
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

2702 Low Ct
Fairfield, CA 94534-9771
Phone: (707) 427-4900
Show map & directions

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

Additional practice locations (1)

  • 710 Lawrence Expy, Santa Clara, CA 95051-5173 — (408) 851-3834

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence A145330 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1275910291
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD , MS
Sole proprietorNo
NPI enumeratedApril 28, 2015
Last updated in NPPESJuly 22, 2020
Certification dateJuly 22, 2020
Mailing addressPo Box 255228, Sacramento, CA 95865-5228

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Sutter Valley Medical Foundation — 2464 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Fairfield