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About Ernest C Rehnke MD

A self-employed surgeon in St. Petersburg, Florida, Ernest C. Rehnke, MD, specializes in weight loss, vascular, and general surgery. Additionally, he holds status one of the only surgeons in the country to regularly perform the Barnett Continent Internal Reservoir (BCIR) surgery, a procedure that creates an internal pouch to store intestinal waste, eliminating the need for an external appliance in patients who lack a colon. Board certified by the American Board of Surgery, Ernest C. Rehnke, MD, also maintains standing as a fellow of the American College of Surgeons and a fellow of the Southeastern Surgical Congress.

Dr. Ernest Rehnke earned his medical degree from St. George’s University School of Medicine in Grenada. Subsequently, he fulfilled the obligations of a residency in general surgery at New York Methodist Hospital in Brooklyn, followed by a fellowship in cardiovascular surgery at the Texas Heart Institute in Houston.

Strongly devoted to his personal faith, Dr. Rehnke has attended Northside Baptist Church for more than 55 years. His faith has also led him to serve in medical missions to various third-world countries, including Kenya, Haiti, Honduras, Ecuador, and Guatemala.

Work experience

Nov 1987Present

Medical Doctor



Jan 1979May 1981


St, George University School of Medicine