Dr. Lesko was born and raised in St. Louis and attended St. Louis University High School. He obtained his bachelor's degree in neuroscience from Trinity University in San Antonio, Texas. He later received his medical degree from University of Missouri School of Medicine in Columbia. Following medical school, Dr. Lesko trained in otolaryngology - head & neck surgery at UT Health San Antonio. He now is excited to be back in the St. Louis area serving the wonderful people of Southern Illinois.

Dr. Lesko has clinical interests in the management of thyroid and parathyroid disease as well as chronic sinus disease and allergy for pediatric and adult patients. He also has taken a special interest in combating obstructive sleep apnea and intends to perform procedures to help improve the quality of life for these patients.

Outside of work, Dr. Lesko has many interests, including playing competitive tennis, pickleball, cycling, and walking/running his goldendoodle, Sadie.