O. William Pettit, MD
Primary Location - Fergus Falls Medical Group
Primary Specialty - Obstetrics & Gynecology

O. William Pettit
Originally from Grand Forks, North Dakota, Dr. Pettit attended Bemidji State University, received his medical degree from the University of North Dakota and completed his residency at St. Agnes Hospital in Baltimore, Maryland.
Dr. Pettit was a Staff Obstetrician and Chief of Surgical Services at the U.S. Air Force in Grand Forks. Before joining the Fergus Falls Medical Group, Dr. Pettit was in group practice at the Itasca Clinic in Grand Rapids, Minnesota.
Dr. Pettit is certified by the American Board of Obstetrics and Gynecology.
Dr. Pettit and his wife, Mary have two children.
Anesthesiology Department
Audiology Department
Diabetic Education
Emergency Room
Family Medicine
General Surgery
Gerontology
Internal Medicine
Obstetrics and Gynecology
Oncology Department
Opthalmology Department
Orthopedic Surgery
Otolaryngology Department
Pathology
Pediatric Department
Physiatry Department
Psychiatry Department
Radiology
Urology
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