Knoxville Office | Morristown Office | Appointment Request | Refer a Patient Morristown Periodontal Office Michael P. Madigan, DMD Madigan Periodontics & Implant Dentistry Address: 2729 West Andrew Johnson Highway Morristown, TN 37814 Phone: (423) 839-1909 Fax: (423) 839-1910 Email: Office Hours: Monday: 8:30am to 3:30pm View larger map