A native of suburban Philadelphia, Dr. Hoffrichter completed his bachelors degree at the University of Pittsburgh in Pittsburgh, Pennsylvania, where he graduated in 1991. After finishing his four years of dental training at the New York University College of Dentistry in 1995, he continued on to pursue specialty training in the field of oral and maxillofacial surgery at the Washington Hospital Center in Washington, DC, and surrounding area hospitals. Upon completion of his residency training in 1999, Dr. Hoffrichter moved to Newport, Rhode Island, to accept an associate position in private practice. In late 2000, he moved back to Maryland, where he lives in Frederick County with his wife, Barri, and their children, Andie and Adam.
A native speaker of English, Dr. Hoffrichter is also fluent in Spanish and American Sign Language.
Dr. Hoffrichter is a Board Certified Oral & Maxillofacial Surgeon and has been practicing in Frederick since early 2001.

Dr. Phillip Nguyen was born in Chicago, Illinois but grew up in Lorton, Virginia. He considers Northern Virginia his home having graduated from Thomas Jefferson High School for Science and Technology. He then attended Virginia Tech for his undergraduate degree where he graduated summa cum laude in 2011 with a bachelor’s degree in Biological Sciences. He was always wanted to pursue a career in healthcare, and completed his Doctorate of Dental Surgery (DDS) at Virginia Commonwealth University School of Dentistry in 2015. While in dental school, Dr. Nguyen was inducted into the Omicron Kappa Upsilon National Dental Honor Society for his excellence in academics and leadership, an honor only given to the top students of each graduating class. Following graduation, Dr. Nguyen completed an oral and maxillofacial surgery internship at the University of Pennsylvania before finishing his residency in oral and maxillofacial surgery at West Virginia University School of Dentistry and Ruby Memorial Hospital, where he was chief resident.  The residency program at WVU provided Dr. Nguyen with extensive knowledge and skill in dentoalveolar and implant surgery, bone grafting, orthognathic surgery, management of temporomandibular joint (TMJ) disorders, maxillofacial trauma, anesthesia, and diagnosis and treatment of pathology. Dr. Nguyen has also had the opportunity to give back to the community by participating in Mission of Mercy projects and volunteering at the free clinic. In his free time, Dr. Nguyen enjoys cooking, fishing, amateur powerlifting, spending time with his wife, Jean, trying new restaurants, and playing with his dogs Bonnie and Oliver.