Texas Tech Physicians offers OB-GYN services at clinics in Lubbock, Amarillo, El Paso, and the Permian Basin. For a list of doctors who provide obstetrics and gynecological services, visit our Find a Doctor page. Service Locations. Lubbock OB-GYN Clinics Texas Tech Physicians Medical Pavilion 3601 4th St., 3rd floor Lubbock, TX 79430 806.743.2340.