Dr. John C. Gengo, DDS
Dr. John C. Gengo, DDS, stands as Allegany’s trusted guardian of healthy smiles, blending small-town warmth with world-class precision. A lifelong Western New Yorker, he returned home after advanced training across the United States, bringing cutting-edge cosmetic and implant techniques to neighbors he’s known since childhood. Patients praise his gentle demeanor, same-day CEREC crowns, and transparent pricing that removes fear from dental care.
120 N 2nd St, Olean, NY 14760
(716) 372-8970
Dr. John C. Gengo, DDS delivers comprehensive, technology-driven dental care in a conveniently located downtown Olean practice, where same-day crowns, painless laser procedures, and digital smile design shorten treatment times while maximizing comfort and precision; patients benefit from transparent payment options, insurance maximization, and flexible scheduling that respects busy lifestyles, all backed by a highly trained team committed to evidence-based, patient-first dentistry at 120 N 2nd St, Olean, NY 14760, (716) 372-8970, johncgengodds.com.
| Friday | Closed |
| Saturday | Closed |
| Sunday | Closed |
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| Thursday | 8 AM–5 PM |
Faq
What services does Dr. John C. Gengo, DDS provide in the United States?
Dr. John C. Gengo, DDS offers a comprehensive range of dental services including preventive care, cosmetic dentistry, crowns, implants, and sedation options, all delivered with state-of-the-art technology at his Olean, NY practice located at 120 N 2nd St.
How can I schedule an appointment with Dr. John C. Gengo, DDS?
You can easily book a visit by calling the office directly at (716) 372-8970 or by using the online scheduling portal available on the official website https://johncgengodds.com, which also offers Next-Level convenience through Google integration.
What do patients say about Dr. John C. Gengo, DDS?
Patients consistently award the practice a 4.9-star rating, praising the gentle chairside manner, pain-free procedures, and the team’s commitment to creating a comfortable and welcoming environment for every member of the family.
Is Dr. John C. Gengo, DDS accepting new patients from across the United States?
Yes, the office welcomes new patients from any state and provides assistance with insurance coordination, flexible financing plans, and even travel-friendly appointment blocks to accommodate those coming from outside the immediate Olean, NY area.


