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Better Together

Our multi-disciplinary team
offers patients a comprehensive
approach to your health.

At Comprehensive Wellness, our team of clinicians works collaboratively to bring you the best of what healthcare has to offer.

Rebecca Parish, MD | Founder & Medical Director

Rebecca Parish, MD

Internist / Founder & CEO

Dr. Rebecca Parish is the founder and Medical Director of Comprehensive Wellness. She has been a primary care internal medicine specialist in the East Bay since 2006. She received her undergraduate degree at UC Berkeley and her medical degree at Tulane University School of Medicine. She completed her Internal Medicine residency at Yale-New Haven Hospital, where she participated extensively in endocrinology and metabolism research. Dr. Parish is board-certified in Internal Medicine.

Sam Ahn, MD - Internist / Immunology/Allergy Specialist

Sam Ahn, MD


Dr. Sam Ahn is board-certified in both Internal Medicine and Allergies/Immunology and specializes in the diagnosis and treatment of all allergic and immunologic disorders. He has trained at some of the most elite institutions in the United States. Dr. Ahn graduated from John Hopkins University with a degree in Biology. He received his MD from Harvard Medical School and completed his Internal Medicine Residency at Yale in Connecticut, where he met and worked with our founder, Dr. Rebecca Parish.

Dr. Sandra Goldstein is certified by the American Board of Internal Medicine. She has practiced internal medicine for over thirty years. She specializes in adult primary care with a focus on preventative medicine, chronic disease management, and complex care.