CU Pediatric Dentists specialize in dental procedures for children and teens. Chifan Cheng, D.D.S., Vickie Hemann, D.D.S, Leah Davis, D.D.S. offer a wide-range of dental services. Preventative Care, Sealants & Fluoride and Emergency Care. We work with even the most anxious of patients. We provide sedation and general anesthesia as well as managing the growth and development of your child's teeth.