Dr McAllister, Urologist at Mid-Columbia Medical Center, The Dalles, Oregon Urologist Doctor McAllister at Mid-Columbia Medical Center, The Dalles, Oregon. Related Videos Sports Medicine Physician, Dr. Mark Cullen and The Dalles Wahtonka High School Football Team Play Video Mandy Pray, Certified Nurse Midwife Play Video Shay Murphy, Physician Assistant at Mid-Columbia Medical Center Play Video