Harmony Dental Care, 766 Taunton Rd E, Oshawa, ON L1H 7K5, Canada. 905-720-3555. Harmony Dental Care is a leading dental clinic in Oshawa, ON. Harmony Dental Care provides a complete range of specialized treatments, from general dentistry to orthodontics, and implants and cosmetic treatments. Currently welcoming new patients, the Oshawa family dentists are committed to providing excellent dental care in a comfortable and relaxed setting.