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Board of Directors


Gary Deutsch, MD – Santa Paula, Oxnard

Dr. Deutsch is Co-Founder of Identity Medical Group and Identity MSO. Co-Founder and current President of Valley Care Physicians IPA, Inc., and sits on the Board of Directors of Santa Clara Valley Home Support/Hospice. Board Certified by the American Board of Internal Medicine, he is a Member of the American College of Physicians and the California Medical Society (1980 to present.) Dr. Deutsch is an Assistant Clinical Professor of Medicine, UCLA, Medical Center (Ventura County since 1980), has published in the Journal of Virology and is recognized as a Life Member in Who’s Who in America.


Charles L. Murphy, MD – Ventura

Dr. Charles Murphy is a board-certified Family Medicine physician who received his medical degree from the University of California Davis. He completed his residency in Family Medicine at Ventura County Medical Center. He began practice in 2005, joining the physicians at Brent Street Family Practice in 2008. In 2013, the practice became part of Identity Medical Group.


David Mescher, MD – Oxnard, Camarillo

Dr. Mescher is Founder of Hospitalist Team of SeaView IPA and has served as its President and Medical Director. He also Co-founded Premier Diagnostics Sleep Lab and has held the positions of Chief of Staff, Pleasant Valley Hospital, Medical Director ICU, St John’s Regional Medical Center and is currently Chair-person Clinical Integration, Ventura Chapter of Southern California Integrated Care Network. Dr. Mescher has been Board Certified in Internal Medicine and Pulmonary Medicine.


Jeffrey Tubbs, MD – Santa Paula

Dr. Tubbs has served on the Board of Directors of Valley Care Physicians IPA, Inc., from 1998 to the present. He has been in private practice in Internal Medicine since 1988 and has been Board Certified as Diplomate by the American Board of Family Practice. Dr. Tubbs is also a Member of the American Academy of Medical Acupuncture  and specializes in that field.


Michael Tushla, MD – Santa Paula

Dr. Tushla is an active Member of the Valley Care Physicians IPA Board of Directors. He has been Medical Staff President and on the Board of Trustees of Santa Paula Memorial Hospital and is currently a Member of Ventura County Medical Association, California Medical Association, American Medical Association and American Academy of Family Physicians. Dr. Tushla is a Diplomate, American Board of Family Practice.


Sonya Araiza, RN, MBA - CEO

Sonya Araiza is the Co-Founder of Identity Medical Group and Identity MSO. Chief Executive Officer of Valley Care Physicians IPA, Inc., (since 2002) and Identity MSO. She has been instrumental in the successes of Identity Medical Group start up, Care Coordination delivery system, EMR implementation, Meaningful Use, and HCC. She has served as Vice President of Managed Care Operations, Ventura Medical Management, and as Director of Operations, SeaView IPA Oxnard, CA. She is qualified in management of daily operations, cost effective care, and policy, procedures and standards compliance in coordination with managed care organizations.


Darren Lee – Dignity Health

Darren Lee is the President and CEO for St. John’s Regional Medical Center in Oxnard and St. John’s Pleasant Valley Hospital in Camarillo, members of the Dignity Health Central Coast Service Area.

Darren came to St. John’s from Dignity Health in San Francisco. At Dignity Health, Darren served for over 13 years in various system-level roles, including legal, employee and labor relations, and human resources. He is a member of the Hospital Association of Southern California, a Ventura County Medi-Cal Managed Care Commissioner, and a member of the Board of Directors of Identity MSO.

Darren has an undergraduate degree from the University of California, Berkeley and a law degree from the University of San Francisco. Most recently he completed a post-graduate program in General Management at Harvard Business School. Darren enjoys spending time with his wife and four young children.


Open Board Seat


Open Board Seat