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Medical Team

Dedicated to the pursuit of wellness, the JumpstartMD medical team includes the brightest minds in the science of weight loss. From Stanford-trained physicians to Diplomates of the American Board of Obesity, our multi-disciplinary experts have the experience to lead and inspire.

Sean Bourke, MD

Co-founder and Chief Medical Officer

Vinita Dhir Tandon, MD

Medical Director, Bioidentical Hormone Replacement Therapy

Ronald Krauss, MD

Medical Director, Center for Cardiometabolic Health

Care Providers

Ann Marie Coppen, PhD, FNP
Maria McCarthy, RN, WHNP-BC
Los Gatos
Kate McElroy, PA-C
Amanda Barrett, FNP-BC, RN
Mountain View
Jessica Holt, DNP
Katrina Unpingco, FNP-C
Karen Tinder, FNP
Silvia Gonzalez, PA-C
Redwood City
Elizabeth McMichael, RN, FNP-BC
SF – Embarcadero Center
Cyndi Schultz, FNP-C
SF – Laurel Heights
Jillian Chelson, PA-C
Santa Cruz
Tanya Brosnan, PA-C
Walnut Creek