Dr. Allen L. Cohn MD is a male internist in Denver, CO with over 33 years of experience. Dr. Cohn is affiliated with Rocky Mountain Cancer Centers in Longmont, as well as Presbyterian St. Lukes Medical CTR in Denver. He received $53,045 in payments from medical companies between 2014 and 2016, which is more than 98% of Internists and more than 98% of providers nationally. Dr. Cohn graduated from University of Maryland School of Medicine in 1985. He is licensed to practice by the state board in Colorado (27525).