He has built a loyal clientele who praise his exceptional dentistry, engaging personality, gentle manner and straightforward medical advice. Dr. Oliva has transformed the feared dental visit into a comfortable, relaxing and even transcendent experience. His philosophy, called Zentistry, is a practice that elevates the dental experience and increases awareness of oral health. His groundbreaking Midtown location combines state-of-the-art dentistry in a beautiful boutique setting with luxurious spa amenities. Dr. Oliva is a graduate of the NYU College of Dentistry.