New Search 310275 Mark D. Hennessy MD Practice Started: 09/06/1995 Location Information High Risk Obstetrical Consultants, PLLC 1930 Alcoa Highway, Suite A435 Knoxville, TN 379201500 865-263-2400 Fax:865-263-2401 Get Directions Certifications AB Obstetrics & Gynecology - Obstetrics & Gynecology Areas of Interest Maternal and Fetal Medicine