Internal Medicine, Gastroenterology in LANCASTER, PA
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John David Horwhat, M.D., is a physician specializing in Internal Medicine and Gastroenterology based in Lancaster, PA.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
Dr. JOHN DAVID HORWHAT specializes in Internal Medicine, Gastroenterology.
Dr. JOHN DAVID HORWHAT practices in LANCASTER, PA.
Dr. JOHN DAVID HORWHAT's NPI number is 1487747242.