Dr. Gregory A Derfus is a male Gastroenterologist (taxonomy code 207RG0100X) located in Eau Claire, Wisconsin. Dr. Gregory A Derfus's NPI Number is #1861465304 and has been listed in the NPI registry for 10 years. Dr. Gregory A Derfus's practice location is listed as: 1400 Bellinger St Eau Claire, WI 54703-5222 and can be reached via phone at (715) 838-5222.
The taxonomy code for Dr. Gregory A Derfus's main specialty, Gastroenterology, is 207RG0100X. 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.
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|Health Care Provider Information|
1400 Bellinger St
Eau Claire, WI 54703-5222
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