Dentist Waltham | Emergency Dentist Waltham | Meet the Doctors

Get to Know Your Dentist in Waltham

Alex Riel, DDS


Dr. Alexander Riel is originally from Spokane, Washington and moved to the Boston area with his wife for her medical training in Anesthesia. He graduated Cum Laude from the University of Washington in Seattle with a Bachelor of Science in Microbiology. He continued his education by receiving his Doctorate of Dental Surgery at the University of Washington School of Dentistry and received the Western Society of Periodontology award for a noteworthy interest in periodontal health and disease prevention. 
Dr. Riel's mission is to cultivate a welcoming patient-centered environment and provide quality dental care. He seeks to develop relationships with patients built upon trust and honesty to present a comfortable, pain free and affordable experience. He has had considerable training in oral surgery, endodontics, restorative and cosmetic dentistry in order to provide a wide variety of treatment options for patients.
Dr. Riel is a member of the American Dental Association and the Massachusetts Dental Society. In his free time, he enjoys spending time with his wife, traveling, playing soccer, and rooting for Seattle-area sports teams. He is still not over the 2015 Superbowl loss to the Pats!


Dr. Larissa Paganini


Dr. Larissa Paganini was born in Santa Catarina, Brazil and moved to Boston with her family in 2000. She attended the University of Massachusetts in Boston and received her bachelor of Science degree in 2012. From there she went on to study at Boston University Goldman School of Dental Medicine and graduated with her D.M.D in 2020. She is fluent in Portuguese, Spanish and English.
Dr. Paganini has a focus in Adult and Cosmetic Dentistry. Her caring nature allows her patients to feel at ease immediately. She is committed to giving every one of her patients the very best that dentistry has to offer while understanding exactly what her patients want. The combination of her caring nature and technical experience gives her patients a very special experience.
Outside of dentistry, Dr. Paganini enjoys spending time with her husband, daughter and their dog. Her favorite activities involve being outdoors, camping, hiking, cooking and reading.