Meet the Family Medicine Faculty
Leadership Other Residency Faculty Clinical/Predoctoral Faculty
J. Mack Worthington, MD, FAAFP
Professor, Chair, and Clerkship Director
Hometown: Winterville, NC
Medical School: University of Texas Medical Branch, Galveston
Residency: St. Joseph's Medical Center,
(now Via Christi Hospital) Wichita, KS
Interests: Family Medicine ambassadorship
After serving two years with the United States Air Force at the Eglin AFB Regional Hospital Dr. Worthington joined the faculty of the Department of Family Medicine at the University Of Tennessee College Of Medicine, Memphis. There he was a strong supporter of medical students and residents, serving as Program Director, Vice Chair for Academic Affairs, and acting Chair. He also servied as the Chief of Family Practice at Baptist Memorial Hospital.
Dr. Worthington moved to Chattanooga in 1995 to start the Department of Family Medicine and the associated Family Medicine Residency Program. In addition to being past president of both the Tennessee Academy of Family Physicians and Tennessee Medical Association Dr. Worthington has held national positions with the American Academy of Family Physicians, the Society of Teachers of Family Medicine, and the American Medical Association.
Prior to medical school, Dr. Worthington worked on his family farm, taught college level mathematics, and pursued a career in aeronautical engineering. A former pilot himself, he also loves to play the trombone, which he does regularly for his church ensemble. “Family Medicine not only gives you an opportunity to care for your patients but also an opportunity to serve your profession and your community.”
James Haynes, MD
Program Director (Associate Professor)
Hometown: Fayetteville, NC
Medical School: Uniformed Services
University of the Health Sciences, Bethesda, MD
Residency: Eglin Family Medicine Residency, Eglin AFB, FL
Interest: Minor Procedures, Women's Health, Sports Medicine, and
Dr. Haynes is from Fayetteville, NC and attended medical school at the Uniformed Services University of the Health Sciences in Bethesda, MD. He completed his residency in Family Medicine at Eglin Regional Hospital, Eglin Air Force Base, FL and served 20 years in the Air Force. His most recent assignment prior to completing his military career and joining the University of Tennessee Faculty was as the Program Director of the Eglin Air Force Base Family Medicine Residency. His assignments took him to the Azores; Portugal; Guantanamo Bay, Cuba; Spokane, WA;; Fayetteville, NC; Belleville, IL; San Antonio, TX; Washington, DC; Eglin AFB, FL, as well as two tours in the Middle East. Dr. Haynes was named the Uniformed Services Academy of Family Physicians' Family Physician of the Year in 2003 and was privileged to serve as the Family Medicine Consultant to the Surgeon General of the US Air Force from 2005 to 2007. He has taught in Graduate Medical Education for over 10 years and completed the Michigan State University Primary Care Faculty Development Fellowship in 2007 as well as the National Institute for Program Director Development Fellowship in 2010.
When not at work, Dr. Haynes loves to spend time with his family, study the Bible, serve his community, exercise, and play softball.
Other Residency Faculty
Stephen M. Adams, MD
Professor and Core Faculty
Hometown: Chattanooga, TN
Medical School: University of Tennessee College of Medicine
Residency: University of Alabama - Huntsville
Interests: EMR, Curriculum Development, Office Procedures
Dr. Adams is from Chattanooga, Tennessee. He attended the University of Tennessee College of Medicine, and completed residency at the University of Alabama in Huntsville. Dr. Adams returned home to join the faculty in September 1997, and has led the program's efforts in office procedures, as well as EMR research and implementation. He was named Residency Program Director in April, 2007. He has been named Outstanding Teacher of the Year multiple times during his tenure at UT, and in 2008 was honored by the first ever Excellence in Leadership award given by all graduating residents in that year. He is currently Chief of Family Medicine at Erlanger. As of July 1, 2014, Dr. Adams was named Chief Medical Informatics Officer.
In his spare time Dr. Adams loves to fish with his three sons, and has been "caught" in the act many a morning before rounds.
Kelly Arnold, MD
Hometown: Memphis, TN
Medical School: The University of Tennessee College of Medicine
Residency: Family Medicine, The University of Tennessee College of
Special Interest: Obstetrics and Ultrasound
Dr. Arnold enjoys seeing infants, children, adults, and geriatric patients, the full spectrum of family medicine. She is a bilingual physician, speaking both English and Spanish and practiced medicine with a focus on the Latino community. Dr. Arnold is married to a Chattanooga native and enjoys spending time with her husband, Dr. Justin Arnold, and two children. In her free time she enjoys reading, cooking, exercising and practicing yoga.
Paul Dassow, MD
Hometown: Loveland, CO
Medical School: Washington University, St. Louis, MO
Residency: Scott Medical Center, Belleville, IL
Interests: Women's and Children's Heatlh including Obstetrics, Health Aging, Bioidentical Hormone Therapies
Dr. Dassow grew up in both the Bay Area of California and Colorado. After completing an Electrical Engineering degree at the University of Colorado in Boulder, he attended Washington University Medical School in St. Louis, MO on an Air Force Scholarship. He completed his residency in Family Medicine at Scott Medical Center and served in the Air Force as a Family Physician and Flight Surgeon until 1999. He settled in Lexington, KY at that time and joined the faculty of the Family Medicine Department, completing a Faculty Development Fellowship and Masters in Public Health. He became Assistant Dean for Continuing Medical Education in 2003 and Residency Program Director in 2006.
Dr. Dassow joined the faculty of the University of Tennessee in 2010. He enjoys practicing the full spectrum of medicine, seeing obstetric, pediatric, adult and geriatric patients. He has a special interest in heatlhy aging and the use of bioidentical hormones as well as weight management. When not at work he can be found attending a school or sporting event for one of his 6 children or gearing up himself for a Masters Swimming competition.
Leslie Griffin, MD
Hometown: Cookeville, TN
Medical School: St. George's University
Residency: University of Tennessee Family Medicine at Erlanger
Interests: Infant and Maternal Health and Preventative Health Care
Dr. Leslie Griffin entered St. George's University School of Medicine after several years of living internationally including tw years in Peace Corps. She graduated in 2007 with dual degrees in Medicine and Public Health. She completed her residency at the University of Tennessee Family Medicine Program at Erlanger in Chattanooga, Tennessee. After c ompleting her training, she joined the facutly of the University of Tennessee Family medicine program where she practices full scopefamily medicine, from deliveries to geriatrics. She also participates in an annual medical mission trip to Haiti.
Michael Shepherd, MD
Medical School: Loma Linda University
Residency: Hinsdale Hospital, Hinsdale Ill
Interest: Maternal Health and Preventive Health Care
Dr. Shepherd served the Public Health Department for two years as the only physician in a very small mountain town in Northern California; this little city had 7 hospital beds, 1 ER bed and Dr. Shepherd. He practiced in Hanford, California for almost 20 years, and then, due to his wife's health, moved to Northern California where he supervised a midwife and was one of two physicians to deliver babies. Dr. Shepherd is happy to be with UTCOM in Chattanooga because he loves to teach and is able to live close to his children and granddaughter.
Melissa Talbert, MD
Hometown: Lawrenceburg, TN
Medical School: The University of Tennessee College of Medicine
Residency: Internal Medicine, The University of Tennessee, Memphis
Fellowship: Geriatric Medicine, University of Tennessee College of Medicine Chattanooga
Interests: Rheumatology and Geriatrics
Dr. Talbert grew up in south-central Tennessee. She attended college at Rhodes College in Memphis, followed by medical school at the University of Tennessee College of Medicine in Memphis. She completed her Internal Medicine residency at the University of Tennessee College of Medicine in Memphis as well before going on to complete a Fellowship in rheumatology at the University of Texas Southwestern Medical Center in Dallas.
Dr. Talbert joined the Family Medicine faculty in Chattanooga after completing her geriatric fellowship here. She currently spends much of her time caring for patients at Alexian Village, a permier continuum of care facility for seniors located just outside of Chattanooga on Signal Mountain.
Bob Zylstra, Ed.D. , LCSW
Associate Professor, Director of Behavioral Science
Hometown: Kalamazoo, MI
Graduate Schools: University of Michigan, University of Memphis
Interests: Geriatric mental health, Community medicine
Dr. Zylstra grew up in Michigan where he earned his Master of Social Work degree from the University of Michigan. In addition to his involvement with family medicine, he has worked as a home health care social worker, supervisor of a community hospital's social work department, and business manager for an outpatient medical office. Prior to joining the Department of Family Medicine in Chattanooga he was a faculty member in Family Medicine at Providence Hospital in Detroit, Michigan and the University of Tennessee-Healthplex in Memphis. He earned his doctorate degree in educational psychology from the University of Memphis, and continues his research and teaching interests in the areas of community medicine, mental health and geriatrics. He is married to Margaret, a public health nurse, and is the father of two adult chldren.
Clinical and/or Predoctoral Faculty
Chris Haddock, MD
Dr. Haddock completed a Bachelor of Science degree at the University of Georgia and then graduated from the Medical College of Georgia. He completed his Family Medicine Residency Program here in Chattanooga in 2003. He practices nearby in his hometown of Ringgold Georgia at Erlanger South Family Medicine. Dr. Haddock and his wife Rachelle live in Ringgold and he enjoys precepting medical students by providing the opportunity to see the wide variety of care provided in the typical Family Medicine outpatient setting.
Chip Harris, MD
Dr. Harris is a graduate of the University of Tennessee College of Medicine in Memphis where he also completed his residency. He now practices at Erlanger South in Ft. Oglethorpe, Georgia with fellow predoctoral instructor Chris Haddock.
James Sherrer, MD
Dr. Sherrer is a graduate of the Medical College of Georgia and he completed his Family Medicine Residency training at our program and was also one of our chief residents. Dr. Sherrer teaches our medical students and does a wonderful job. Students often request to rotate with him.
Allen Sherwood, MD
Dr. Sherwood is a graduate of the University of Tennessee, Memphis, as well as a graduate of our own Family Medicine residency program, completing his training in June 2001. He precepts at the UT Family Practice Center twice each month.
John B. Standridge, MD
Dr. Standridge practiced rural family medicine for 13 years in Benton and Cleveland, Tennessee, where he established the Benton Family Health Care Center. He served for nine years as Medical Director of the Substance Abuse Treatment Unit, served as chief of medicine for both area hospitals, and as president of the medical society. Dr. Standridge joined the faculty of the James H. Quillen College of Medicine at East Tennessee State University where he served as Program Director of the Kingsport Family Practice Residency. He returned to private practice for four years in Signal Mountain, Tennessee, where he has also served for 10 years as Medical Director of the Alexian Health Care Center.
Dr. Standridge holds the Certificate of Added Qualifications (CAQ) in Geriatric Medicine, issued jointly by the ABFP and the ABIM, oversees the geriatrics portion of our family medicine residency curriculum, and serves as program director for our geriatric medicine fellowship. He currently serves as Medical Director of the Council for Alcohol and Drug Abuse Services Inc. (CADAS) and is certified in addiction medicine by ASAM. Dr. Standridge is additionally certified as a Specialist in Clinical Hypertension by the American Society of Hypertension.