Dr. Frederick L Schaumberg, D.O. Internal Medicine - Gastroenterology Medicare: Not Enrolled in Medicare Practice Location: 13700 W National Ave, Suite 207, New Berlin, WI 53151 Phone: 262-797-8600 Fax: 262-797-9122
Gastroenterology: An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.