image of caduceus
Texas Medical Board Biographies

 

Sherif Z. Zaafran, M.D.

Sherif Z. Zaafran, M.D.

Sherif Z. Zaafran, M.D. 

Sherif Z. Zaafran, M.D., of Houston, is the President of the Texas Medical Board. He is a board certified anesthesiologist and serves as the Vice-Chair of the Clinical Governance Board for US Anesthesia Partners in the Greater Houston area. Dr. Zaafran has been serving on the U.S. Department of Health and Human Services Pain Management Taskforce, reporting back guidelines to Congress on the management of acute and chronic pain. He also is a delegate for the Texas Medical Association (TMA) and a delegate and member of the Committee on Government Affairs for the American Society of Anesthesiologists. Dr. Zaafran studied biochemistry at The University of Texas at Austin and finished medical school and residency at The University of Texas McGovern Medical School in Houston.

   

Arun Agarwal

Arun Agarwal

Arun Agarwal

Arun Agarwal, of Dallas, is Chief Executive Officer of Nextt and has business interests in textiles, cotton trading and real estate. He is on the board of the US India Friendship Council, Big Brother Big Sisters, Texas Public Policy Foundation Education Committee, and the US Global Leadership Coalition. In addition, he volunteers with the Living Dreams Foundation. Agarwal received a Master’s in Business Administration from IMT, Ghaziabad, a Master’s in Computer Information Systems from Southern New Hampshire University, and a Master’s in International Business from Harvard University.

 

Sharon J. Barnes
Sharon J. Barnes

Sharon J. Barnes

Sharon J. Barnes, of Rosharon, is a Sr. HR Business Partner at Freeport LNG Development L.P. in Freeport. She is a member of the Society for Human Resource Management and the American Chemical Society and a board member of the Boys & Girls Club of Brazoria County. Additionally, she is a member and board secretary of the National Organization of Black Chemists and Engineers and the CHI Brazosport Regional Health Care Foundation and a board member for the United Way of Brazoria County. Barnes received a Bachelor of Science in biochemistry from Baylor University and a Master of Business Administration in human resource management from the University of Phoenix.

   

Devinder S. Bhatia, M.D.

Devinder Bhatia, M.D.

Devinder S. Bhatia, M.D.

Devinder S. Bhatia, M.D., of Houston, is a Thoracic and Cardiovascular Surgeon. He is the founder, CEO, and president of Southeast Texas Cardiovascular P.A., and is certified by the American Board of thoracic surgery and currently serves as chief of cardiovascular surgery at HCA Houston Healthcare Tomball. He is a Fellow of the American College of Surgeons and a Fellow of the Federation of State Medical Boards. He is a member of the Society of Thoracic Surgeons, Society for Vascular Surgery, and the Harris County Medical Society. He currently serves on the board of directors for the Houston Symphony and is a former board member of the Health Museum. Bhatia received a Bachelor of Science in chemistry from the University of Arkansas and a Doctor of Medicine from the University of Arkansas for Medical Sciences.

   

Michael E. Cokinos

Michael E. Cokinos

Michael E. Cokinos

Michael E. Cokinos, of Houston, is President and CEO of Cokinos Energy Corporation, a privately held oil and natural gas trading and marketing company that he founded in Houston in 1982. Cokinos was born in Beaumont, Texas to parents of Greek descent. Cokinos was appointed in 2014 by Governor Rick Perry to the Texas Medical Board’s District Review Committee and in 2017, Governor Greg Abbott appointed Cokinos to a full member of the Texas Medical Board. Michael Cokinos is a licensed real estate broker, serves on the board of directors of the Greek Orthodox Legacy Fund and is a member of the Houstonian Club and Petroleum Club. Cokinos is the former Mayor Pro Tem and City Councilman of Hunter’s Creek Village and past Chairman and Police Commissioner of the Memorial Village Police Department. He is a current member and past Chairman of Texas A&M University Galveston Board of Visitors and an active Substitute Teacher in the Spring Branch Independent School District. In 2015, Cokinos was named an Ernst & Young Entrepreneur of the Year Finalist. Cokinos received a BA from Texas A&M University and is a graduate of the Executive Management program at Rice University, Jones Graduate School of Business. He is married to Rhonda Johnson Cokinos of Houston and they have 4 sons: Michael-Paul, Evan, Christian, and Anthony Cokinos.

 

George L. De Loach, D.O.
George L. De Loach, D.O., P.A.

George L. De Loach, D.O.

George L. De Loach, D.O., of Livingston, is a physician and chief of surgery at CHI St. Luke’s Livingston, and owner of Big Thicket Orthopedics. He is a member of the American Osteopathic Academy of Orthopedics, American Academy of Orthopedic Surgeons, Texas Osteopathic Medical Association, Texas Orthopedics Association, and the American Osteopathic Association. De Loach received a Bachelor of Science from Texas A&M University and a Doctor of Osteopathic Medicine from the Texas College of Osteopathic Medicine.

 

Kandace B. Farmer, D.O.

Kandace B. Farmer, D.O.

 

Kandace B. Farmer, D.O.

Kandace B. Farmer, D.O., of Highland Village, is a radiologist and breast imaging specialist in diagnostic radiology at Rose Imaging Specialists. She is a member of the Texas Medical Association, Society of Breast Imaging, American College of Osteopathic Medicine and the American Osteopathic College of Radiology Mammography Committee. Additionally, she is a member of The Links Incorporated, past member of the North Texas Women Business League and past volunteer for the Boys and Girls Club. Farmer received a Bachelor of Science from the University of Maryland Eastern Shore and a Doctor of Osteopathic Medicine from the Philadelphia College of Osteopathic Medicine and she completed her breast fellowship training at Johns Hopkins University.

   

Robert Gracia
Robert Gracia

Robert Gracia

Robert Gracia, of Richmond, is a realtor at Clayton Nash Real Estate. He is a member of the Texas Realtor Association, the National Realtor Association and a life member of the International Police Chief Association. He is the chairman of the Fort Bend County Sheriff’s Office Civil Service Commission and a board member of Fort Bend Seniors Meals on Wheels. Gracia previously served the City of Rosenberg for 36 years as the city's longest tenured Police Chief and as City Manager. Gracia received a Bachelor of Science in business management from LeTorneau University, and graduated from the Federal Bureau of Investigation, 152nd Session, Wharton County Junior College Law Enforcement Academy, and the Champions School of Real Estate.

 

   

Vanessa F. Hicks-Callaway

Vanessa Hicks-Callaway

Vanessa F. Hicks-Callaway

Vanessa F. Hicks-Callaway, of Victoria, most recently served as a field representative for a member of Congress. Prior to that, she retired as a Lieutenant Colonel from the United States Army after providing 26 years of honorable service as a U.S. Army supply sergeant, U.S. Army Reserve military police officer, and finally as a U.S. Army military intelligence officer, with two combat tours in support of Operations Iraqi and Enduring Freedom respectively. Currently, she serves as president of the Kiwanis Club of Victoria and is a member of the Veterans of Foreign Wars, American Legion, and Disabled American Veterans. Additionally, she is a former member of the Victoria Chamber of Commerce and the American Business Women’s Association. Hicks-Callaway received a Bachelor of Arts in political science from Sam Houston State University and a Master of Science in human resources from Central Michigan University.  

   

J. "Scott" Holliday, D.O., M.B.A.

Scott Holliday, D.O., M.B.A.

J. "Scott" Holliday, D.O., M.B.A.

J. "Scott" Holliday, D.O., of University Park, is an anesthesiologist at Pinnacle Partners in Medicine and chairman of the Arlington Memorial Hospital Department of Anesthesiology. He is a member of the American Society of Anesthesiologists, Texas Osteopathic Medical Association and Texas Medical Association. He is also an American Board of Anesthesiology Diplomate, and the Texas Society of Anesthesiologists District 2 State Delegate. Dr. Holliday received a bachelor's degree from the University of Texas at Austin, a master of business administration from University of Texas at Dallas and a Doctor of Osteopathic Medicine from Kansas City University of Medicine and Bioscience. He completed his anesthesiology residency at the University of Texas Health Science Center at San Antonio.

   

Jeffrey L. Luna, M.D.

Jeffrey L. Luna, M.D.

Jeffrey L. Luna, M.D.

Jeffrey L. Luna, M.D., of Livingston, is a physician in private practice. He is a member of the American Medical Association, Texas Medical Association, American Academy of Family Practice and Physician Contractors of Texas. Additionally, he is a member and volunteer for the Spirit Ride Supporting CASA and the Walk to End Alzheimer’s. Luna received a Bachelor of Science in biomedical science from Texas A&M University and a Doctor of Medicine from Texas A&M University Health Science Center College of Medicine. He completed his family practice residency at John Peter Smith Hospital in Fort Worth.

   

Robert D. Martinez, M.D.

Robert D. Martinez, M.D.

Robert D. Martinez, M.D.

Robert D. Martinez, M.D., of Mission, is the chief medical officer and chief physician executive at Doctors Hospital at Renaissance in Edinburg and senior executive vice president of DHR Health. He is a member of the Texas Medical Association, American Medical Association, and multiple community organizations. He has served as co-chair of the Ryan Gibson Leukemia Advocate and Research Group, member of the Texas Alzheimer’s Association and the Texas Workforce Solutions Board of Directors. Martinez received a Bachelor of Arts in psychology and biology from the Southern Methodist University and a Doctor of Medicine from The University of Texas Medical Branch in Galveston, where he also completed his internal medicine residency.

   

Linda G. Molina, J.D.

Linda Molina, J.D.

 

Linda G. Molina, J.D.

Linda G. Molina, J.D., of San Antonio, is a criminal defense attorney in private practice. Molina served as an Assistant District Attorney in Bexar County for 12 years and as an Assistant Attorney General in the Texas Attorney General’s Office, Habeas Corpus Section. She is a member of the State Bar of Texas, San Antonio Criminal Defense Lawyers Association, and a member of the Emerging Leader Board for Southern Methodist University Dedman School of Law. Additionally, she is a member of the Rotary Club of San Antonio and sustaining member of Junior League of San Antonio, and a board member of Church Under the Bridge. Molina received a Bachelor of Arts in English and Spanish from Southern Methodist University, a Master of Arts in Spanish from The University of Texas at San Antonio, and a Juris Doctor degree from the Southern Methodist University Dedman School of Law.

 

LuAnn Morgan

LuAnn Morgan

LuAnn Morgan

LuAnn Morgan, of Midland, is sales director for Cavallo Energy. Prior to joining Cavallo, she served as District Manager for TXU Electric and Gas overseeing electric distribution and customer service for 11 West Texas counties. Upon early retirement, she became an adjunct instructor at The University of Texas Permian Basin (UTPB) in Statistics and Marketing. She was elected to Midland City Council serving three terms, and served as a past gubernatorial appointee of the Texas Department of Licensing and Regulation. She has served as president and campaign chair of United Way of Midland, and is a member of the Midland Chamber of Commerce Board, UTPB President’s Advisory Board, Boy Scouts of America, Senior Services and Rotary International. She is a Leadership Texas graduate and co-founding member of two nonprofits, Midland Humane Coalition and Communities in Schools of the Permian Basin. Morgan received a Bachelor of Science from Texas Tech University and a Master of Business Administration from UTPB.

 

Jayaram B. Naidu, M.D.

Jayaram B. Naidu, M.D.

Jayaram B. Naidu, M.D.

Jayaram B. Naidu, M.D., of Odessa, is a physician and president of Naidu Clinic and an assistant clinical professor for Texas Tech University Health Sciences Center. He has been in private practice as an internist for over 40 years. He is a member of the Texas Medical Association, Ector County Medical Society and the Texas Tech Health Sciences Center Advisory Board and a past board member of the Odessa Chamber of Commerce. Additionally, he is a former gubernatorial appointee of the Chronic Kidney Disease Task force. Naidu received a medical degree from the Guntur Medical College in Andhra, India in 1966, and completed his residency Internal medicine at the A.C. Logan Memorial Hospital in New York.

   

Satish Nayak, M.D.

Satish Nayak

Satish Nayak, M.D.

Satish Nayak, M.D., of Andrews, is a family physician, obstetrician and gynecologist at Nayak Clinic. He is a member of the American Medical Association, American Academy of Family Medicine, Texas Association of Family Physicians, and the Texas Medical Association. He currently serves as the vice president of the Yeriwah Mega Foundation and is a trustee for the Hindu Association of West Texas. Nayak received a Bachelor of Medicine and Surgery from Karnataka University, a Doctor of Medicine in Obstetrics & Gynecology from Mangalore University, a Doctor of Medicine in family medicine from Westchester County Medical Center, and a Doctor of Medicine in Transitional Medicine from the University of Maryland.

   

Manuel “Manny” Quinones, Jr., M.D.
Manuel “Manny” Quinones, Jr., M.D.

Manuel “Manny” Quinones, Jr., M.D.

Manuel “Manny” Quinones, Jr., M.D., of San Antonio, is a family physician with Health Texas Medical Group of San Antonio. He is a member and former president of Bexar County Medical Society and is currently on their Board of Directors and Board of Ethics. Additionally, he is a member of the Texas Medical Association and the Clinical Faculty at the University of the Incarnate Word School of Medicine and has served on multiple local community boards including, The Witte Museum and the American Red Cross. Quinones received a Bachelor of Arts in biology from St. Mary’s University and a Doctor of Medicine from Baylor College of Medicine.

 

Jason K. Tibbels, M.D.

Jason Tibbels

Jason K. Tibbels, M.D.

Jason K. Tibbels, M.D., of Bridgeport, is the president and co-founder for the Institute of Patient Safety and Quality of Virtual Care PSO. In addition, he serves as the chief quality officer for Teladoc Health, Inc. and as the executive medical director for Solaris Hospice. He is a member of the Texas Medical Association, Montague-Wise County Medical Association, American Academy of Family Physicians, and the Texas Academy of Family Physicians. He also serves as a youth basketball coach. Tibbels received a Bachelor of Arts in chemistry from the University of North Texas and a Doctor of Medicine from the University of Texas Southwestern Medical School.

   

David G. Vanderweide, M.D.
David G. Vanderweide, M.D.

David G. Vanderweide, M.D.

David G. Vanderweide, M.D., of League City, is a board certified orthopedic surgeon practicing in Webster, Texas. He is a diplomate of the American Board of Orthopedic Surgery, a fellow of the American Academy of Orthopedic Surgery, a member of Alpha Omega Alpha Medical Honor Society, a member of the AMA, TMA and Harris County Medical Association. He received his bachelor's degree with high honors from Texas A&M University, his doctorate with honors from Baylor College of Medicine and completed his orthopedic residency at Baylor College of Medicine. He is the Chief of Staff at Houston Physicians' Hospital and is a solo practitioner in general orthopedics.