Apollo Medical Holdings

Board of Directors



Kenneth Sim, M.D.

EXECUTIVE CHAIRMAN & Co-CHief Executive Officer

Dr. Sim has been the Chairman of NMM since 2013 and has been a member of NMM’s board of directors since 2006. Dr. Sim is also the Chairman of the board of APC. Dr. Sim is a Fellow of the American College of Surgeons and was awarded the Independent Physician Leadership Award in 2014 by the Los Angeles County Medical Association. Dr. Sim is also a member of the Governing Board of Directors at Alhambra Hospital Medical Center and a Board Member on the National Council of Asian Pacific Islander Physicians.

As an entrepreneur, Dr. Sim founded “Healthcare City” in the City of Industry, California, which helped streamline the healthcare process by providing outpatient health services at one location including surgical center, senior wellness center, laboratory, radiology and urgent care.He received his bachelor's degree from the University of California Los Angeles and received his medical training from the Loma Linda University School of Medicine and the Autonomous University of Guadalajara, Guadalajara, Mexico.

Thomas S. Lam, M.D., M.P.H.

Co-Chief Executive Officer & PresidenT

Dr. Lam has been a member of ApolloMed’s board of directors since January 2016. Dr. Lam has served as Chief Executive Officer of NMM since January 2006. Dr. Lam has served as Chief Executive Officer of NMM since January 2006 and has been a member of NMM’s board of directors since 2005. From January 2006 to September 2014, Dr. Lam was the Chairman and CEO of APC. Since October 2014, he has served as the Chief Executive Officer and Chief Financial Officer of APC.

Dr. Lam was the recipient of the Corporate Citizens of the Year Award from the Board of Directors of East Los Angeles College Foundation in April 2014. In February 2015, YMCA Board of Directors of West San Gabriel Valley honored Dr. Lam as the recipient of Heart of the Community Award. Dr. Lam received his medical training from New York Medical College and gastroenterology training from Georgetown University. Dr. Lam serves as the nominee of NMM.

David G. Schmidt


Mr. Schmidt has been a member of ApolloMed’s board of directors since May 2013. He has served since January 2011 as Principal of Schmidt & Associates, a consultancy practice that focuses on strategic planning and implementation in the healthcare industry. From April 2015 to June 2019, Mr. Schmidt also served as the CEO of the TPG-International Health Academy, a company that organizes trade missions to expose Senior Health Plan and Health System executives from the United States to other country's health systems. From August 2002 to December 2010, he served as the CEO and Member of the Board of SCAN Health Plan, a provider of Medicare Advantage plans.

From 2000 to 2002 he served as CEO of Medicheck, a firm that provided Internet-based financial service management to healthcare organizations, which was sold to Passport Health Communications. He served on Passport’s Board from 2002 to 2006. From 1992 to 1998 he was the Senior Vice President of Sales and Customer Services for Care America/Blue Shield Health Plan and Regional Vice President for FHP Healthcare. He received a BA in Economics from UCLA and a MBA from The Anderson School of Management at UCLA. Prior to his healthcare experience he held senior management roles in manufacturing companies including Avery Dennison. He also serves on the board of Beacon Healthcare Systems and was a founding board member of the SCAN Foundation, a 501(c)(3) corporation focused on long term care in the United States.

Ernest A. Bates, M.D.


Dr. Bates founded American Shared Hospital Services ("ASHS") in 1977 and has served as its Chief Executive Officer and Chairman of the Board since 1983. ASHS, based in San Francisco, California, is a healthcare company that is publicly-traded on the NYSE American and has a 25-year track record of leasing state-of-the-art medical equipment to hospitals and medical centers in the United States.

A board-certified neurosurgeon, Dr. Bates is an Emeritus of the Board of Trustees of Johns Hopkins University and served on the Board of Visitors of the Johns Hopkins Medical Center and the Johns Hopkins Neurosurgery Advisory Board. He served on the Boards of the University of Rochester, FasterCures and the Salzburg Global Seminar. He currently serves on the Board of Shared Imaging, LLC. From 1981 to 1987, he was a member of the Board of Governors of the California Community Colleges, and he served on the California High Speed Rail Authority from 1997 to 2003. He was also appointed to the Magistrate Judge Merit Selection Panel. Dr. Bates is a member of the Board of Overseers at the University of California, San Francisco School of Nursing.

Dr. Bates received his BA from Johns Hopkins University and his M.D. degree from the University of Rochester School of Medicine. He completed an internship in surgery at the Albert Einstein College of Medicine, Bronx Municipal Hospital Center and completed his neurosurgery residency at the University of California, San Francisco Medical Center.

John Chiang


Mr. Chiang most recently served as California State Treasurer from 2015 to 2019. From 2007 to 2015, he served as California State Controller. Prior to this, he served on the CaliforniaBoard of Equalization from 1999 to 2006. Mr. Chiang began his career as a tax law specialist for the Internal Revenue Service. He then worked as an attorney for then California State Controller Gray Davis, and also worked on the staff of California Senator Barbara Boxer. Mr. Chiang graduated with honors with a Bachelor of Science degree in finance from the University of South Florida and received his J.D. degree from Georgetown University Law Center.

Li Yu


Mr. Yu has been the Chief Executive Officer of Preferred Bank since 1993 and was also the President of Preferred Bank from 1993 to 2012. From December 1991 to the present, Mr. Yu has served as Chairman of the Board of Directors and served on the Loan Committee and Investment Committee of Preferred Bank. Under his leadership, Preferred Bank grew from a de novo bank with $20 million in initial capital in 1991 to one of the largest independent commercial banks in California with $2.1 billion in total assets. Mr. Yu was also the President of the National Association of Chinese American Bankers, and is currently a member of the Board of Visitors of UCLA’s Anderson Graduate School of Management. Mr. Yu received his MBA from the University of California, Los Angeles.

Linda Marsh


Ms. Marsh is currently the Senior Executive Vice President of AHMC Healthcare Inc., a fully-integrated hospital health system in Southern California with over 1200 acute care beds and over 7000 employees. She joined AHMC Healthcare in 1999 and oversees all financial matters for seven acute care hospitals: San Gabriel Valley Medical Center, Garfield Medical Center, Anaheim Regional Medical Center, Whittier Hospital Medical Center, Alhambra Hospital, Monterey Park Hospital and Greater El Monte Community Hospital.

Additionally, Ms. Marsh is responsible for all federal, state and local government relations, as well as all risk management activities. Ms. Marsh is a Board member of the Hospital Association of Southern California, a Board member of Private Essential Access Community Hospitals and also a Board member of the American Red Cross. She is also an active member in the Healthcare Financial Management Association. She, also, chairs or is a participating member of numerous hospital governing boards, hospital committees and community organizations. Ms. Marsh received a Bachelor of Science degree in Economics and a Master's degree in Accounting from the University of Southern California. She also completed a Healthcare Executive Program at the University of Colorado.

Mark Fawcett


Mr. Fawcett has been a member of ApolloMed’s board of directors since January 2016. Since 2002, Mr. Fawcett has served as Senior Vice President and Treasurer of Fresenius Medical Care Holdings, Inc. (“FMCH”) and its subsidiaries. FMCH is a wholly-owned subsidiary of Fresenius (NYSE: FMS) (collectively with FMCH and their respective subsidiaries, “FMS”). FMS is the world’s leading provider of chronic kidney failure products and services.

Prior to his joining FMS, Mr. Fawcett was Director in Corporate Finance at BankBoston beginning in 1997. Mr. Fawcett had various positions of increasing responsibility beginning in 1988 with Merrill Lynch in New York and London then at The Bank of New York. Mr. Fawcett graduated with a B.A. in psychology from Wesleyan University and a M.B.A. from Columbia University Business School. Mr. Fawcett serves on the ApolloMed board as the nominee of NNA, an affiliate of FMCH.

Matthew Mazdyasni


Mr. Mazdyasni currently provides consulting and advisory services to various companies (including the Company) and previously served as Executive Vice-President, Chief Administrative and Chief Financial Officer of HealthCare Partners Holding, LLC until February 2014. As a member of the senior executive team, Mr. Mazdyasni significantly contributed to HealthCare Partners’ success, which led to its acquisition by DaVita, Inc. in November 2012. Prior to joining HealthCare Partners in 1982, he worked for national and local public accounting firms. Mr. Mazdyasni holds a Master of Science in Accounting from the University of Kentucky.

Michael F. Eng


Michael Eng has served as a City Councilman from 2003 to 2006, a State Assemblyman from 2006 to 2012 and a College Trustee since 2013. While in the Legislature, he served on the Assembly Health Committee. Prior to his elected offices, he was appointed to the Board of Acupuncture by the Governor of California. He has practiced federal immigration and nationality law and currently is a college instructor at California State University Los Angeles. His education consists of a Law Degree from UCLA and a Bachelor’s and Master’s Degree from University of Hawaii. He was previously employed by Kaiser Permanente.

Mitchell W. Kitayama


Mr. Kitayama is the Chairman of Winslow Drake, a boutique investment advisory and wealth management practice which he joined in 2016. Mr. Kitayama is also the Managing Director for MMK & Associates, Inc. advising financial institutions, medical groups and private companies in strategic planning, risk management, mergers and acquisitions, cash management, organizational infrastructure and funding and capital strategies. Mr. Kitayama served on the board and is the treasurer for the Los Angeles Ronald McDonald House and serves on the Finance and Investment Committees for the Ronald McDonald House Charities of Southern California.

Mr. Kitayama served two terms as chairman for the American Diabetes Association Los Angeles, member of the National Finance Committee in Washington DC, and was National Ambassador for the ADA Research Foundation. Mr. Kitayama also served as Vice President and Treasurer for First American Bank in Bryan, Texas, CorEast Saving Bank in Richmond, Virginia (the fifth largest bank in Virginia), and Goldome Realty Credit Corp. in Buffalo, New York (the fifth largest mortgage bank in the country). Mr. Kitayama served as a cabinet member for United Way of Greater Los Angeles Tocqueville Society and member of the UW Campaign President’s Cabinet. Mr. Kitayama is a certified cash manager/treasury professional and has an MBA and BA Biology with Chemistry minor from Baylor University.