John Karotkin is a native Houstonian who grew up in the Memorial area and attended Second Baptist High School. He subsequently attended Duke University and then went on to receive his DDS degree from UT Dental Branch in San Antonio. He then attended orthodontic residency and earned his Master’s degree from the Department of Orthodontics at Temple University in Philadelphia, where a high-tech approach to orthodontics is emphasized.

After moving back to Houston, Dr. Karotkin began working with Dr. Gallerano. In March of 2009, Dr. Karotkin assumed ownership of Advance Orthodontics.

Dr. Karotkin enjoys staying up to date on the latest developments in dentistry and orthodontics by maintaining a rigorous continuing education schedule. He is a member of the Houston Invisalign Study Club, the Houston Pankey Affiliated Learning Group, as well as many other dental and orthodontic organizations.