DHS is led by a talented and experienced executive team that is committed to sustaining a high performing health care system that is responsive to the needs of County residents.

Christina R. Ghaly, MD

Christina R. Ghaly, M.D.

Hal F. Yee, Jr, MD, PhD
Chief Medical Officer

Hal F. Yee, Jr., M.D., Ph.D.

Sue Currin, RN
Chief Nursing Officer

Sue Currin, R.N.

Nina Park
Director, Population Health Management

Nina J. Park, M.D.

Elizabeth Jacobi
Chief People Officer

Elizabeth Jacobi

Phillip Franks
Director, System Operations and Support Services

Phillip Franks

NA Male
Chief Financial Officer

Allan Wecker

Michael Owens
Director, Enterprise Data & Information Management

Michael Owens, M.D.

Kevin Lynch
Chief Information Officer

Kevin Lynch

Shari Doi
Director, Office of Patient Access

Shari Doi

Cathy Chidester, RN
Director, Emergency Medical Services

Cathy Chidester, R.N.

Quentin O’Brien
CEO, Ambulatory Care Network

Quentin O’Brien

Kimberly McKenzie, RN
CEO, Harbor-UCLA Medical Center

Kimberly McKenzie, R.N.

Jorge Orozco
CEO, LAC+USC Medical Center

Jorge Orozco

Judith Maass, MSN
CEO, Olive View-UCLA Medical Center

Judith Maass, M.S.N.

Aries Limbaga
CEO, Rancho Los Amigos National Rehabilitation Center

Aries Limbaga, D.N.P., M.B.A