Dr. Dissanayake earned a Bachelor of Medicine and Bachelor of Surgery degree from the University of Peradeniya in Sri Lanka in 1991. He completed residency training in Internal Medicine at Westlake Community Hospital in Melrose Park, Illinois. Dr. Dissanayake completed fellowship training in Hematology ... Read More


  • University of Peradeniya
  • West Lake Community Hospital
  • Cook County Hospital - John Stroger Hospital


Hospital Affiliations
  • Sacred Heart Hospital Pensacola
Why Ascension
Ascension doctors are committed to getting to know you. They take time for real back-and-forth conversations with you so they can understand all aspects of you and your life. Because great care starts with seeing your whole picture.
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