Major Dental Networks Accepted: Cigna PPO Guardian PPO Aetna PPO Humana PPO United Healthcare PPO Empire Blue Cross PPO Metlife PPO Dental Dental PPO Emblem Health PPO Local Union Networks Accepted: United Federation of Teachers Self Insured Dental Services (SIDS) Many plans accepted, call to inquire about participation. Payment plans offered through CareCredit, Cherry Finance and through In Office direct payment plans.