Dr. Debra St ClaireM. D.

Internal Medicine

at Caras Health — Portola Valley, CA

About

Dr. Debra St Claire, MD, holds an Adjunct Clinical Assistant Professor appointment at Stanford University School of Medicine. A. in Biochemistry from the University of Virginia, graduating Phi Beta Kappa. She earned her M.D. at UCSF School of Medicine. Her residency training in Internal Medicine spanned both Stanford and UCSF.

Dr. St Claire began her career in outpatient primary care, urgent care, and hospital medicine. She co-founded the hospitalist program at Sequoia Hospital early in her career. She later spent nearly a decade providing concierge-level primary care at Google, followed by five years at Facebook/Meta. At both firms, she managed chronic conditions and built her approach around preventive medicine, sleep hygiene, mindfulness, ergonomics, and mental health. She worked alongside psychologists, psychiatrists, nutritionists, fitness coaches, and physical therapists throughout that time. Dr. St Claire now brings that depth of experience to her private concierge practice serving patients across the Bay Area.

Education & Training

Undergraduate

B.A. in Biochemistry, University of Virginia (Phi Beta Kappa)

Medical School

University of California, San Francisco (UCSF) School of Medicine

Residency

Internal Medicine, Stanford University and UCSF

Additional Training

Adjunct Clinical Assistant Professor, Stanford University School of Medicine

Certifications

Board Certified in Internal Medicine

Conditions Treated

chronic conditions
sleep disorders
mental health conditions
obesity
nutritional deficiencies

Who is Dr. St Claire right for?

Dr. St Claire is a strong fit for adults who want a thorough, preventive approach to primary care. Executives and professionals benefit from her deep experience at Google and Facebook/Meta. Patients managing chronic conditions receive care built around root causes and long-term wellness. Her background in sleep, mental health, and ergonomics makes her effective for patients with complex, overlapping concerns.

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Frequently Asked Questions

Dr. St Claire specializes in executive health, internal medicine, and preventive medicine. She focuses on chronic condition management, sleep hygiene, mental health, and ergonomics. Her clinical approach reflects nearly fifteen years working with technology professionals at Google and Facebook/Meta.

Yes, Dr. St Claire holds board certification in Internal Medicine. She earned her medical degree at UCSF School of Medicine and completed residency training across both Stanford and UCSF.

A. in Biochemistry from the University of Virginia, graduating Phi Beta Kappa. She completed her medical degree at UCSF School of Medicine. Her Internal Medicine residency spanned both Stanford and UCSF.

Dr. St Claire sees adults seeking comprehensive primary care with a strong preventive focus. She has particular experience with executives, professionals, and patients managing chronic conditions. Her background spans urgent care, hospital medicine, and long-term outpatient relationships.

Yes, mental health and wellness are central to Dr. St Claire's clinical approach. During her years at Google and Facebook/Meta, she worked alongside psychologists and psychiatrists as part of integrated care teams. She incorporates mindfulness, sleep hygiene, and mental wellness into her primary care plans.

Dr. St Claire holds an Adjunct Clinical Assistant Professor appointment at Stanford University School of Medicine. Earlier in her career, she co-founded the hospitalist program at Sequoia Hospital.

Yes, Dr. St Claire coordinates specialist care directly for her patients. She connects them with specialists in private practice and at academic medical centers including Stanford and UCSF. Throughout her career she has collaborated with nutritionists, fitness coaches, physical therapists, and mental health professionals.

Doctor profile last updated March 21, 2026