Marcia C Peck, MD
Endocrinology, Diabetes & Metabolism
With over 26 years in internal medicine, Marcia Peck, MD is a long-established endocrinology, diabetes & metabolism specialist in Castro Valley. Trained at University of Chicago, Pritzker School of Medicine (class of 2000), she has been practicing for over 26 years. Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, and more.
Data updated 2011-03-11 on CMS NPPES
Contact & Location
Practice Location
20130 Lake Chabot Rd Suite 201, Castro Valley, CA 94546-5340
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Endocrinologists treat hormonal and metabolic disorders including diabetes (type 1 and 2), thyroid disease, osteoporosis, adrenal disorders, pituitary conditions, and polycystic ovary syndrome (PCOS).
Taxonomy: 207RE0101X
Education & Training
University of Chicago, Pritzker School of Medicine (Class of 2000)
Virtual Endocrinology, Diabetes & Metabolism Care With Marcia Peck
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Marcia Peck for follow-ups, medication reviews, and ongoing care — no travel to Castro Valley required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Marcia Peck
NPI records show Dr. Peck as active with telehealth listed in Castro Valley, CA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (510) 204-2574.
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Contact Marcia Peck
Practice Location
20130 Lake Chabot Rd Suite 201, Castro Valley, CA 94546-5340
This is a provider directory. Contact the office directly to schedule appointments.
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