Dr. Fretz is on Doximity
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Office
505 Parnassus Ave
San Francisco, CA 94143Phone+1 415-476-1000
Education & Training
- Geisel School of Medicine at DartmouthClass of 2019
Certifications & Licensure
- CA State Medical License 2022 - 2026
- American Board of Internal Medicine Internal Medicine
Publications & Presentations
PubMed
- A silver lining.Anna Fretz, John C Penner, Emma D Bainbridge, Jennifer M Babik
Journal of Hospital Medicine. 2023-01-01 - 5 citationsAssociation Between Subclinical Thyroid Dysfunction and Fracture Risk.Natalie R Daya, Anna Fretz, Seth S Martin, Pamela L Lutsey, Justin B Echouffo-Tcheugui
JAMA Network Open. 2022-11-01
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