Walter A. Koltun, MD

4.9 out of 5 from 42 Patient Satisfaction Ratings. Learn more about the survey.
Walter A. Koltun, MD
Employed by Penn State Health
Colon and Rectal Surgery

Academic Appointments

Chief, Division of Colon and Rectal Surgery, Penn State Cancer Institute
Peter and Marshia Carlino Chair in Inflammatory Bowel Disease, Department of Surgery

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Accepted Insurances

We accept a variety of health insurance plans and will submit claims on your behalf. Certain coverage restrictions may apply based on your individual benefit package.

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Professional Education


Medical School, Harvard Medical School - 1981


Fellowship, Colon and Rectal Surgery Lahey Clinic Medical Center (Massachusetts) - 1990


Residency, Surgery, General Brigham and Women's Hospital - 1989


Internship, General Surgery Brigham and Women's Hospital - 1982

Research Interests

  • Diverticular disease
  • Inflammatory bowel disease

Academic Interests

  • Colon and rectal cancer
  • Diverticular disease
  • Inflammatory bowel disease


  • Best Doctor for Colon and Rectal Surgery, 2003-2004, 2006-2011
  • Castle-Connelly Top Doctor, 2011
  • Outstanding Mentor, Penn State College of Medicine Class of 2008
  • Thomas V. N. Ballantine Memorial Award for Excellence in Surgical Education, Penn State Milton S. Hershey Medical Center, 2004, 1996