Dr. John Martin

Brendon McCollom, DO, family medicine, provides compassionate primary care for children and adults. Dr. McCollom earned his bachelor's in biology from Southwestern Oklahoma State University in Weatherford, Okla. before completing medical school at the Kansas City University's College of Osteopathic Medicine. Dr. McCollom served in the Oklahoma Air National Guard in the 137th Special Operations Wing in Oklahoma City for eight years. He finished a family medicine residency and internship at SSM Health St. Anthony Hospital in Oklahoma City and served as Chief Resident during his program. Board certified in family medicine, Dr. McCollom has provided care to Oklahomans for 17 years. He has served as the lead team physician for multiple sports organizations, including the Oklahoma City Energy professional soccer club, Yukon Public Schools, USA Oklahoma Wrestling and the Oklahoma Wrestling Academy. Dr. McCollom has received multiple awards for his research. Dr. Mccollom is highly rated in 10 conditions, according to our data. His top areas of expertise are Donohue Syndrome, Processing Deficient Progeroid Laminopathies (PDPL), Progeria, and Wiedemann-Rautenstrauch Syndrome.

Gregory Kelley is a primary care provider, practicing in Family Medicine in Choctaw, Oklahoma. Dr. Kelley is highly rated in 44 conditions, according to our data. His top areas of expertise are Hypertensive Heart Disease, Enlarged Liver, Peptic Ulcer, and Pediatric Myocarditis.

Certified by the American Board of Family Medicine, David Hadley, MD is a hospitalist for SSM Health St Anthony Hospital - Shawnee. Dr. Hadley cares for hospitalized patients from admission to discharge. Dr. Hadley is highly rated in 17 conditions, according to our data. His top areas of expertise are Sepsis, Ogilvie Syndrome, Liver Failure, Hip Replacement, and Gastrostomy.