Collom and Carney Clinic. 1000 Pine Street, Texarkana, TX 75501 map. Call or Book Online. Collom and Carney Clinic Association. 5002 Cowhorn Creek Road, Texarkana, TX 75503 map. Call for an Appointment. Dr. Thomas Young is an orthopedic surgeon in Texarkana, TX. He diagnoses and treats conditions or injuries to the musculoskeletal system..