Explanation of Medical and Surgical Specialties

Physicians are listed in this directory by clinical service or specialty. For additional information on a physician's training or certifications, call one of our Physician Referral nurses at 314-205-6060.

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Obesity Management
Obesity management physicians have an expertise in the sub-specialty of obesity medicine while understanding the treatment of obesity and the genetic, biologic, environmental, social and behavioral factors that contribute to obesity. These physicians employ therapeutic interventions including diet, physical activity, behavioral change, and pharmacotherapy. They also provide pre and post care of bariatric surgery patients to prevent obesity and advocate for those who are obese.

Obstetrician
Obstetricians take care of pregnant patients, normal and some with some complications and they deliver babies.

Obstetrics and Gynecology
Obstetricians and gynecologists provide health care before, during and after a woman's pregnancy. They also perform medical and surgical treatment for disorders and diseases of the female reproductive and urinary system, as well as routine health exams.

Ophthalmology
Ophthalmologists provide medical and surgical treatment for diseases and disorders of the eye. They may also evaluate vision and prescribe lenses for glasses.

Oral and Maxillofacial Surgery
Oral and maxillofacial surgeons specialize in disorders of the mouth, teeth, jaw and facial structure. They may remove growths of the jaw or correct jaw deformities.

Orthodontics
Orthodontists are specialists in preventing, diagnosing and treating facial and dental irregularities.

Orthopedic Surgery
Orthopedists treat patients both surgically and medically for injuries or diseases of the bones, joints, spine, and muscular and ligamentous structures.

Otolaryngology
Otolaryngologists specialize in the diagnosis and treatment of conditions involving the face and neck area, especially the ears, nose and throat.

Otology and Neurotology
Neurotologists care for and provide surgery to patients with disorders of the ear (including hearing, balance, and infections), the facial nerve and skull base tumors.