Dr Reznick obtained his medical degree from the Sackler School of Medicine in Tel Aviv, Israel in 1991, followed by a fellowship in medical oncology and hematology at the University of Colorado Health Sciences Center from 1995 through 1997. He was first affiliated with the Rocky Mountain Cancer Center from 1994 through 1997 as an oncologist, then explored opportunities with Toronto Sunnybrook Regional Cancer Center as a clinical associate and the Penrose Cancer Center as Director of Medical Oncology and Director and Co-Founder of the Thoracic Oncology Program. He returned to the RockyMountain Cancer Center in 2004 as an oncologist. Dr Reznick is board certified in internal medicine and medical oncology.

Dr Reznick is a specialist in thoracic and head and neck malignancies and primary brain tumors throughout the southeast region of the Denver metro and surrounding areas. He also leads outpatient/inpatient clinical investigations in subspecialty area and hematology. Dr Reznick is a consultant for Axess Oncology Physician Network.