Dr. O'Horo graduated from Tufts University School of Dental Medicine in 1997. He completed a general practice residency in 1998 at Tufts New England Medical Center where he served as chief resident. Prior to moving to North Andover, he practiced in New York City at a prestigious Park Avenue cosmetic dental practice.

Dr. O'Horo is current with all the latest procedures and techniques. He has earned certifications in implant placement, laser dentistry, Invisalign®, Clear Correct® invisible braces, placing Botox® and dermal fillers, and is licensed in oral sedation.

His professional memberships include: Academy of General Dentistry, American Academy of Cosmetic Dentistry, Dental Organization for Conscious Sedation, American Academy of Facial Esthetics, The American Dental Association, Massachusetts Dental Society, and The Merrimack Valley Dental Society.