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Dr. Chaffee is on Doximity

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Education & Training

  • University of Washington
    University of WashingtonFellowship, Gastroenterology, 1977 - 1979
  • University of Washington
    University of WashingtonResidency, Internal Medicine, 1975 - 1976
  • University of Washington
    University of WashingtonResidency, Internal Medicine, 1971 - 1973
  • University of Chicago Division of the Biological Sciences The Pritzker School of Medicine
    University of Chicago Division of the Biological Sciences The Pritzker School of MedicineClass of 1971

Certifications & Licensure

  • WA State Medical License
    WA State Medical License 1973 - 2025

Awards, Honors, & Recognition

  • CMS Meaningful Use Stage 1 Certification gGastro EHR, gMed, Inc., 2013

Publications & Presentations

PubMed

Hospital Affiliations