First attending Arcadia University then graduated from the University of Pennsylvania School of Dentistry in 1985. After graduation, he joined his father’s dental practice, Lassin Dentistry, in Cherry Hill. Dr. Lassin has earned numerous certifications and fellowships, including awards from the World Clinical Laser Institute and the Academy of General Dentistry Fellowship and Mastership. He has also completed a mini-residency in the Nobel Biocare Prosthetic System.