Dr. Nagelberg has been practicing general dentistry in suburban Philadelphia for 34 years. He has international practice experience, having provided dental services in Thailand, Cambodia, and Canada. He is an advisory board member, speaker, key opinion leader and clinical consultant for several dental companies and organizations. Richard has a monthly column in Dental Economics magazine, “GP Perio-The Oral-Systemic Connection”. He is a recipient of Dentistry Today’s Top Clinicians in CE, 2009-2016. A respected member of the dental community, Richard lectures internationally on a variety of topics centered on understanding the impact dental professionals have beyond the oral cavity.