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

Fiona Yuen, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1649513599

Fiona Yuen, MD is an Endocrinology in Walnut Creek, California. Qualified in 2013, 13 years ago. Practices with John Muir Physician Network, a 486-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
13
Licensed in
CA
In the registry since
2013
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1450 Treat Blvd # 200
Walnut Creek, CA 94597-2168
Phone: (925) 296-9702
Show map & directions

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

Additional practice locations (1)

  • 2400 Balfour Rd Ste 201, Brentwood, CA 94513-4952 — (925) 308-8112

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence A133721 (CA)

Record details

NPI number1649513599
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 28, 2013
Last updated in NPPESNovember 20, 2023
Certification dateNovember 20, 2023
Mailing address1450 Treat Blvd # 300, Walnut Creek, CA 94597-2168

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice John Muir Physician Network — 486 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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