John Bierly Dmd And Peter Peterson Dmd, Pc has been recognized as one of the top Simsbury Dentistry practices. John Bierly, Peter J.M Peterson, and Jesse Sorrentino can help you meet your oral health and appearance goals with periodontal therapy, dental implants, and cosmetic periodontal surgery. In our state-of-the-art facility, our caring, knowledgeable professionals can renew your periodontal health