Internal Medicine, Hematology & Oncology in GREENSBURG, PA
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John Waas is a physician specializing in Internal Medicine, Hematology & Oncology based in Greensburg, PA.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
JOHN WAAS specializes in Internal Medicine, Hematology & Oncology.
JOHN WAAS practices in GREENSBURG, PA.
JOHN WAAS's NPI number is 1093789489.