Specialty practices include Cardiovascular Surgery, Occupational Medicine, Pediatrics and Health Psychology Services.

John A. Crouch, M.D, Cardiovascular Surgeon, located at St. Marys Health Center, is a veteran heart surgeon who helped develop the first open-heart program at St. Marys. Dr. Crouch specializes in coronary bypass, valve surgery and transmyocardial revascularization. Allyson Walker, MD, Cardiothoracic Surgeon, also specializes in heart surgery, as well as performs thoracic surgery, including the lungs, chest, and esophagus.

Health Psychology services are provided for children, adolescents and adults. Services include psychological assessment, counseling for individuals, couples, families and groups, outpatient treatment for addiction disorders and employee assistance programs.

Occupational Medicine, located at St. Mary's Creektrail Clinics, provides an integrated program that helps put injured workers back on the job quickly and safely. St. Mary's Health Care West offers an on-site laboratory, pharmacy and x-ray services to expedite pre-employment screenings and physicals, diagnosis, treatment and rehabilitation. Janet Elliot, M.D., has more than 20 years of occupational medicine experience and is board-certified in occupational medicine.

St. Mary's Pediatrics, located at 3348 American Drive, cares for infants, children and adolescents through age 21. Pediatric specialists from Cardinal Glennon Children's Hospital are also on site for appointments on a rotating schedule.