Lawrence H. Siu, DDS graduated from the University of Maryland School of Dental Surgery after graduating from the University of Maryland at College Park with honors in Chemistry, and has been practicing dentistry for over 36 years. He has been a member of the Americn Dental Association, the District of Columbia Dental Society and the Academy of General Dentistry.

Richard Kuntz, DDS graduated from the Unversity of Maryland School of Dental Surgery after graduating from Dickinson College. After 7 years of general practice, he returned to his alma mater to earn his advanced degree in the combination specialty, Periodontics/Prosthedontics. 

Luayne Ray-Johnson has been working with Dr. Siu since he started practicing dentistry. She has her certification in dental assisting and  dental radiology. Her primary responsibility is currently as office manager. She is an expert at dealing with dental insurance issues and is the go-to person in all facets of running our office operations.

Ingre Diaz is our dental assistant/back office/clinical specialist. Her responsibilities include all preparations, sterilization and supply of dental instruments, and chairside assisting Dr. Siu and Dr. Kuntz. Ingre is fluent in Spanish.