Dr. Patelski was born in Oklahoma while his father was in the Army, but he grew up in Chicago. Dr. Patelski received both his undergrad and dental degrees from Loyola University.

Dr. Patelski received his Fellowship in the Academy of General Dentistry in 1998 and earned Mastership in 2005. The Academy of General Dentistry is an international organization of 35,000 general dentists. Earning the Fellowship Award means completing more than 500 hours of continuing education courses within 10 years and passing a rigorous fellowship examination. The Mastership requires an additional 600 hours of continuous education. The Academy is not a requirement, but a commitment to continuing dental education and to giving patients the best possible care. Dr. Patelski is also a member of the American Equilibration Society, the American Dental Association, the Chicago Dental Society and the Advanced Dental Study Club.

Dr. Patelski is a member of the Downers Grove Sportmen's Club. He enjoys fishing, flying, and other sports.