Supervising medical treatments of patients Allopathic and Osteopathic Physicians diagnose, prescribe medications for, and treat diseases of the human body relying on accepted medical and surgical procedures. Career Specialties Primary Care Physicians practice in most areas of medicine. They may refer complex medical problems to other specialists. Cardiologists treat diseases of the heart. Dermatologists specialize in treating conditions of the skin.
Gastroenterologists diagnose and treat ailments of the digestive system.
Gynecologists specialize in the prevention and treatment of disorders of the female reproductive system. Neurologists specialize in disorders of the brain and central nervous system. Obstetricians care for pregnant women and deliver babies. Oncologists specialize in working with malignant, or cancerous, tumors. Ophthalmologists diagnose and treat disorders associated with the eye.