About Grinacoff Jessica L DDS
Dental care stops by a strip-mall unit off Commack Road. The office sits at 646 Commack Rd #1, Commack, NY 11725 in a single-story plaza across from the firehouse. Expect routine exams, children’s checkups, crowns and bridges, teeth whitening, invisalign aligners, and nightguards—all under one roof. If you’re juggling appointments, they’ll work within standard schedules; just don’t expect afternoon walk-ins.
Digitally minded patients can swing by to complete forms online or download patient paperwork beforehand so the front desk can process information faster. They accept several dental insurance plans, which keeps the check-out side of visits brief and predictable. Dental X-rays reload every few years automatically, so there’s usually no delay in updating images unless you opted out. Bring a list of current medications—it speeds up any endodontic consultations when root-canal topics come up.
Chasing the maps listing from the traffic circle takes less than four minutes on weekdays; the route climbs Commack Road past Target and curves left at the bank plaza. Parking fills quickly after school hours, so aim for the far end of the lot if you arrive right at 3:30. Technicians guide chairs by appointment only, so glancing at the lobby clock usually tells you if the hygienist’s chair is still open. Longer procedures like crowns or veneers may spill into a second visit, but they notify the front office instantly if the schedule nudges forward.
Print a map ahead of your stop or call ahead so the receptionist can slide your file into the next available slot: (631) 499-4114. Use this directions page to lock the route on your phone.
This listing was last updated on April 20, 2026