David Robert Riedel

NPI 1073505004

Gastroenterology Physician

4 MEMORIAL DR STE 230, ALTON, IL 62002-6704

618-463-7874

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Ahmad A Karadaghy

NPI 1619963063

Gastroenterology Physician

4 MEMORIAL DR STE 230B, ALTON, IL 62002-6705

618-463-7874

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Mark M Allendorph

NPI 1922094002

Gastroenterology Physician

2 MEMORIAL DR, ALTON, IL 62002-6723

618-465-5849

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Saint Anthony's Physician Group

NPI 1750497319

Gastroenterology Physician

2 SAINT ANTHONYS WAY, ALTON, IL 62002-4569

618-462-2222

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Yixi Tu

NPI 1861854929

Gastroenterology Physician

4 MEMORIAL DR STE 230, ALTON, IL 62002-6704

618-463-7874

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