Meet The Doctors



Dr. Mark Lebel

Dr. Mark R. Lebel, Jr. graduated from Tufts University School of Dental Medicine in 1997 where he served as senior class president. He has been working at 1330 Dental Associates ever since. The grandson of the original building owner, oral surgeon Dr. Ray Lebel, Mark grew up and still lives in Falmouth with his wife and daughter. He attended Cheverus High School, Assumption College, and the University of Maine at Orono before graduating from Tufts. Dr. Lebel’s practice includes all form of general family dentistry including restorative dentistry, esthetic reconstructive dentistry, working with children, and implant restorations.



Dr. Joseph Mangone

Dr. Joseph Mangone practiced in New York for 4 years before relocating to Portland to join 1330 Dental Associates in 1988. Dr. Mangone is a 1982 graduate of New York University College of Dentistry and a 1978 graduate of Muhlenberg College. He completed a two year general dentistry residency at Nassau County Medical Center in New York from 1982-1984. Included in this post-graduate program was advanced training in all phases of general dentistry, particularly endodontics, periodontics, prosthetics, and restorative dentistry. Dr. Mangone served as a member of the local dental society’s ethics committee and as a member of the malpractice review committee while practicing in New York. He had been a team dentist for the Portland Pirates hockey team since their move to Portland in 1993.



Dr. Seth Sherwood

Dr. Sherwood was born and raised in Wichita, KS. After high school he spent 4 years on active duty in the Marine Corps. He went onto graduate dental school right here in Portland at the University of New England before attending a one-year residency in advanced general dentistry with a special emphasis on the surgical and prosthetic aspects of dentistry. Outside of the office Dr. Sherwood enjoys hanging out with this daughter, Emersyn, eating delicious foods and trying new craft beers, and playing golf during the gorgeous Maine summers.