Board of Directors
President - Tammy Harris, MPAS, PA-C
Tammy Harris is an Assistant Professor and Clinical Coordinator, UT Health San Antonio, formerly UTHSCSA, Department of Physician Assistant Studies, School of Health Professions.
Professor Harris holds three degrees: BS in Biology from the University of South Carolina, BS and a Master’s degree in Physician Assistant Studies from the University of Nebraska Medical Center.
Professor Harris is an Air Force trained physician assistant with 25 years of clinical experience. After serving both as an airman and an officer, she retired as a Captain from the Air Force in 2000. Afterwards she labored in private practice, University Hospital System, and UT Medicine Department of Neurology. Her practices include Family Practice, Urgent Care, Seizure Clinic, Epilepsy Monitoring Unit, and Stroke Service. Her passion now is teaching in the PA Studies department at UT Health. She is married to Marshall Harris and they have a beautiful blended family of five and one granddaughter.
Vice President - Bonita Owens, RN, MPAS, PA-C
Bonita began her healthcare career as a registered nurse in 1995 and advanced to a dedicated Physician Assistant (PA) which she has held for over 20 years in the federal healthcare system. Her goals as a healthcare provider are to provide high-quality medical care to the population and advance the PA profession. She is dedicated to serving the PAs of the BCPAS, the community, and the state of Texas.
Secretary- Alisha Diaz, PA-C
Alisha Diaz is certified by the National Commission on Certification of Physician Assistants. In 2014 she earned a Bachelor of Arts in Psychology from Southern Methodist University in Dallas, Texas and a Master of Science in Physician Assistant Studies in 2019 from the University of St. Francis in Albuquerque, New Mexico.
A native San Antonian, Ms. Diaz has returned home and currently specializes in Allergy, Asthma, & Immunology at AllergySA.
Director-at- Large - Blaine Carmichael, MPAS, PA-C, DFAAPA
Mr. Blaine Carmichael is a board certified Physician Assistant at MedFirst Primary Care in San Antonio, Texas, where he provides primary care family medicine to patients of all ages and performs new patient history and physical examinations, as well as periodic screening examinations and primary and urgent care to HMO, PPO, commercial and private patients with physician oversight. After beginning his career with an Associate in Applied Science in Nursing at the Community College of the Air Force, Mr. Carmichael continued his studies at the University of Nebraska Medical Center School of Medicine in Omaha, where he received his Bachelor’s degree in Allied Health Care. He remained there to earn his Master of Physician Assistant Studies, with an emphasis in Occupational Medicine.
He is a certified Rheumatoid Arthritis Educator. Mr. Carmichael is a Distinguished Fellow of the American Academy of Physician Assistants, a Fellow of the Texas Academy of Physician Assistants, and a Fellow and Co-Founder of the Bexar County Physician Assistant Society. Additionally, he is a Co-Founder and past President of the Association of Family Practice Physician Assistants, and is on the Board of Advisors and a Charter Member of the American College of Clinicians. Among his honors and awards, Mr. Carmichael was selected by the Texas Academy of Physician Assistants as PA of the Year in 1990, and by the University of Texas Health Science Center Physician Assistant Program as the Clinical Preceptor of the Year in 2007. His research has involved metabolic, respiratory and gastroenterology studies, with his work being published in the American Journal of Managed Care, the Journal of Family Practice, and Arthritis Practitioner, among others.
Director-at-Large - Michael Champion, DHSc, PA-C, RN, MBA
Dr. Champion graduated from PA school in 1980 in Cleveland, Ohio. He went on to earn a BS degree from the University of the State of New York in 1983. While stationed in Berlin, Germany he earned a Master of Education from Boston University. He returned from Europe in 1987 to attend the Clinical Perfusion training program at Penn State Hershey with a second year of training at Walter Reed Medical Center in Washington, DC. In 1994, Dr. Champion earned the Master of Medical Science at St. Francis College (now University) in Loretto, PA. His doctoral degree was earned at Nova Southeastern University in 2004 at the Doctor of Health Sciences program in Fort Lauderdale, Florida. Additionally, he went on to earn an MBA from the Western Governors University program in 2015. Most recently, Dr. Champion has attended the Master of Science in Surgical Science and Practice program at Oxford University, where his dissertation is being considered for his graduation fulfillment. Of note, Dr. Champion is the only PA that has been accepted to the Oxford program as it has been designed for only surgeons and he will be the only non-surgeon this program has graduated.
Dr. Champion has a total of 35 years military service, starting as a private and finishing as a colonel. His professional interests are in trauma surgery, cardiac surgery and emergency medicine. He served as a past AAPA Surgical Congress chair, is a Distinguished Fellow of the AAPA as well as a Fellow Member of the APACVS. He has served as president of the AAPA Veterans Caucus, the Society of Army Physician Assistants and a number of committees at AAPA. He has authored a number of articles and a book on surgical assisting. Dr. Champion continues to work in surgery and emergency medicine as well as run three corporate entities.