Welcome to Dr. John C. Gengo, DDS

Dr. John C. Gengo, DDS has been providing the highest standard of dental services for his patients in Olean, NY and surrounding areas for 30 years. He and his team of licensed dental professionals use state-of-the-art materials and the latest techniques to meet all of your dental needs. You will be treated with professionalism, courtesy, and respect.

Professional, State-of-the-Art Family Dental Care

Our friendly and professional staff strives to ensure you have a pleasant experience every time you visit our office. We offer both general and cosmetic dental services, including teeth cleanings, dentures, root canals, crowns and bridges, dental implants, teeth whitening, veneers and more.

You deserve the healthy and beautiful smile you have always wanted! We are here to address any questions and concerns you may have and to educate you, so that you can make good choices and be proactive about your dental health.

Our Staff

Staff, Olean, NY

Dr. John C. Gengo, DDS

Dr. Gengo graduated from St. Bonaventure University with a BS in Biology, and University of Buffalo with his dental degree. This is his 30th year of being in practice.

Frank Clark, Registered Dental Hygienist

Has worked with us for over 26 years

Wende Spagnola, Registered Dental Hygienist

Has worked with us for one year

Nancy Radwanski, Registered Dental Hygienist

Has worked with us for over 10 years

Patricia Illig, Registered Dental Hygienist

Has worked with us for over 10 years

Dena Sheehy, Registered Dental Hygienist

Has worked with us for one year

Christina Fuller, Certified Dental Assistant

Has worked with us for one year

Alicia Conner, Certified Dental Assistant

Has worked with us for one year