Skip to main content Skip to site navigation

SMMC: Leaders



San Mateo Medical Center is led by a talented team of strategic thinkers who have dedicated their careers to serving the community.

General information

Senior Leadership Team

Chief Executive Officer
Chester Kunnappilly, MD 

Chief Operations Officer 
Robert Blake, RN, MBA

Chief Financial Officer 
David McGrew

Chief Medical Officer (Interim)
Yousef Turshani, MD 

Chief Nursing Officer
Carlton Mills, RN, MSN

Chief Quality & Experience Officer
Alpa Sanghavi, MD

General information

Medical Executive Committee


Chief of Staff
Steve Hassid, MD

Vice Chief of Staff
Brita Almog, MD

Gordon Mak, MD

Immediate Past Chief of Staff
Julie Hersk, MD

Department Chairs

Emergency Medicine
Chair: Serena Lee, MD 
Vice Chair: Vacant

Chair: Suja Georgie, MD
Vice Chair: Abhishek Gowda, MD

Primary Care
Chair: Mithu Tharayil, MD 
Vice Chair: Allen Tong, MD

Chair: Katalin Szabo, MD
Vice Chair: Vacant

Chair: Scott Lock, MD
Vice Chair: Ken Fong, MD

Members at Large

Frank Trinh, MD
Currie Lee, MD
Sonia Ter Kuile, MD
Scott Oesterling, MD
Zachary Plaut, MD
Tiffany Leung Tsurudome, DDS

Affiliate Staff

Cama Lock, PA
Sara Okabayashi-Williams, NP


Chester Kunnappilly, MD, CEO
Yousef Turshani, MD, CMO