Executive Leadership


President and CEO

Roderick N. Seamster, M.D., M.P.H

On September 16, 2016, Dr. Roderick Seamster was appointed President and Chief Executive Officer of the Watts Healthcare Corporation (WHCC), a large health center in South Los Angeles where he directs a staff of over 300 and manages an operating budget of approximately $36 million.

Prior to this appointment, he held several positions within WHCC that included Chief Medical Officer from 2007 to 2016, Internal Medicine Department Chief, Internal Medicine Staff Physician, Director of the UHP Compton Healthcare Clinic and Associate Medical Director.  In 1990, Dr. Seamster joined the U.S. Public Health Service Commissioned Corps as a National Health Service Corps Scholar and was stationed in San Carlos, Arizona, home of the San Carlos Apache Indians. Upon his honorable discharge in 1992, he achieved the rank of Lieutenant Commander.

Dr. Seamster is a current member of the Community Clinic Association of Los Angeles County where he sits on the Clinical Advisory Committee; the Community Health Council and the Disparities in Healthcare Advisory Committee.   A graduate of both Harvard Medical School and Harvard School of Public Health Dr. Seamster received his Doctor of Medicine and Master of Public Health degrees respectively and he completed his Internal Medicine residency at the University of California at Irvine.

Chief Operations Officer

Olusheyi Lawoyin MPH, MBA

 Ms. Olusheyi (Sheyi) Lawoyin is the Chief Operations Officer at Watts Healthcare Corporation, where she is responsible for the day to day operating activities and provides executive leadership for advancing the Watts Healthcare Corporation.

Prior to her February 2019 appointment as COO, she helped lead health center operations at Clinica Sierra Vista, in Kern, Fresno and Inyo counties. She also served as the Director of Operations at a Community Health Center in Northern California and worked in operations and planning with Emory Healthcare and Emory University School of Medicine in Atlanta, Georgia.

With a background in global and community health, she has been a United States Peace Corps volunteer with the Namibian Ministry of Health and Social Services; managed the health portfolio for the Public Affairs Section of the US Consulate General in Lagos, Nigeria; provided program and research support at the Institute of Medicine of the National Academies, and served as a Global Health Fellow with the Association of Schools and Programs of Public Health  and the Centers for Disease Control and Prevention (ASPH/CDC).

Sheyi received a Master of Business Administration from Emory University’s Goizueta Business School and a Master of Public Health from George Washington University’s School of Public Health and Health Services

Chief Financial Officer

Carroll J. McNeely

Carroll J. McNeely, is the Chief Financial Officer of the Watts Healthcare Corporation.  Prior to his appointment at WHCC in 2003, Mr. McNeely served as a healthcare financial manager and consultant in the United States and abroad.  Internationally, he served as Controller of Khaled Eye Hospital in Saudia Arabia and Chief Financial Officer for Witikar LTD in Saudi Arabia. Domestic appointments have included Chief Financial Officer at Robeson Health Care Corporation (RHCC), a major community health center in rural North Carolina operating four FQHC sites and six substance abuse counseling locations and Chief Financial Officer at Pender Memorial Hospital, a county hospital.  He has also served as an Auditor for Pullen and Company, an Assistant Controller for Holmes Regional Medical Center of Florida,

Mr. McNeely received his Bachelor of Science degree in Accounting with honors from the University of North Carolina-Charlotte and is a Certified Public Accountant (CPA) (Inactive) having passed his exam in 1979.

Medical Director

Oliver Brooks, M.D.

Dr. Oliver Brooks has been with Watts Healthcare since 1989.  He was appointed Medical Director on October 16, 2016, and previously served as Associate Medical Director, Chief of Pediatrics and Adolescent Medicine and is the Medical Director for the Jordan and Locke School-based Wellness Centers.  He is also chairman of the quality management committee.

Appointments have included serving on the Executive Committee of Centinela Hospital where he was Chairman of their Peer Review Committee and on the Physician Quality Committee for LA Care Health Plan.  Dr. Brooks is past-president of the Golden State (CA) Medical Association and past president of the Miller-Lawrence Medical and Dental Society, both components of the National Medical Association of which he is the President.

Dr. Brooks holds a degree in chemistry from Morehouse College and a medical degree from Howard University.

Vice President of Finance

Haregewoin (Hara) Yohannes, B.S.B.M., M.B.A.

Haregewoin (Hara) Yohannes has served as the Vice President of Finance at Watts Healthcare Corporation since April 2003.  She previously served as Financial Analyst, Manager of Operational Analysis, Director of Finance & Analysis, Controller and Acting CFO.  She has worked at Charles Drew University of Medicine and internationally on the continents of Africa and Asia.

Ms. Yohannes earned a Bachelor of Science degree in Business Management from Pepperdine University Malibu and a Master of Business Administration with an emphasis in Finance from California State University, Long Beach, California.

Vice President of Administration

Dana Knoll, B.S.B.A., M.B.A

Dana Knoll, is the Vice President of Administration at the Watts Healthcare Corporation.  After completing a Fellowship at Johns Hopkins University School of Public Health.  Ms. Knoll worked as Clinic Manager for Drew Health Foundation in northern California, as a Manager at UHP Healthcare in southern California, a Project Director at Children’s Hospital of Orange County and a Project Director at the Community Clinic Association of Los Angeles County. She joined Watts Healthcare in 2007.

Ms. Knoll received both her Bachelor of Science degree in Business Administration and her Master of Business Administration from the University of Redlands.

Visit Us On FacebookVisit Us On TwitterVisit Us On Linkedin