Portville Dental Group Welcomes New Patients. Bryan D. Petryszak DMD provide a full range of general and cosmetic procedures including: Clear Aligner Orthodontics Teeth Whitening Crowns Root Canals Extractions Periodontal Services Implant Replacement and Restorations Mini Implants TMD Treatment for Clenching& Grinding Implant Denture Stabilization Tooth Colored Fillings As a patient of...