Established in 1919, the McAllen Medical Center provides a range of health care services to patients. It maintains a staff of more than 350 physicians and over 50 medical specialists. The center offers care services for patients with diabetes and heart-related problems. The McAllen Medical Center maintains a case management department that provides help and support to individuals with various illnesses. Its diagnostic services include X-ray, ultrasound and nuclear magnetic imaging. The center offers endoscopy, photodynamic therapy and endocrinology services. In addition, it provides nutritional counseling and surgical treatment services. The McAllen Medical Center offers laboratory testing and 24-hour emergency services. It provides kidney and liver transplantation services, as well as offers treatment for patients with ulcers. The center offers respiratory, physical and speech therapy services. The McAllen Medical Center is located in McAllen, Texas. The center is a part of the South Texas Health System, which is a subsidiary of Universal Heath Services.