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Tyson H Collazo, MD

Dr. Tyson Collazo earned a Bachelor of Science in Finance from Manhattan College and completed his Pre-Medical Studies at Columbia University.  He received his Doctor of Medicine degree from Mount Sinai School of Medicine and also completed his Residency in Internal Medicine at The Mount Sinai Hospital. He completed his Fellowship in Gastroenterology and Hepatology at Westchester Medical Center.

Since graduating from fellowship, Dr. Collazo has served as an Assistant Professor of Medicine at Stony Brook University Medical Center, where he has helped teach and train Gastroenterology Fellows and Medical Students.

Dr. Collazo is Board Certified in Gastroenterology and Hepatology, and Internal Medicine.

Dr. Collazo grew up in New York City, but spent his summers in Pocono Mountains, and he and his wife have strong family ties to Pennsylvania.  They are excited to be starting a new chapter of their lives in the Harrisburg area and with Jackson Siegelbaum Gastroenterology.

Tyson Collazo MD


  • Undergraduate: Manhattan College
  • Medical School: Mount Sinai School of Medicine
  • Residency: The Mount Sinai Hospital
  • Fellowship: New York Medical College
  • Fellowship: Westchester Medical Center
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