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Executive Leadership

California Hospital Medical Center is fortunate to have a talented team of Executive Leaders and Board of Directors who ensure continued growth as the Downtown LA neighborhood blossoms, while continuing to care for families who have relied on our hospital for generations.

Margaret R. Peterson, PhD

Margaret R. Peterson, PhD


Bob Quarfoot, MSIA

Vice President, Business Development

Rebecca Cheng

Rebecca Cheng

Chief Financial Officer

Nate Nusbaum

Nathan R. Nusbaum

Chief Philanthropy Officer

Patrick Caster

Chief Operating Officer

Joe Kim, MD

Chief Medical Officer