New Search 458 Dewey Y. McWhirter, III MD (865) 859-7800 Primary Specialties Sleep Medicine (Board Certified) Secondary Specialties Neurology (Board Certified) Languages Spoken: English Primary Office Address: Tranquility Sleep Specialists PLC 7557 Dannaher Drive Suite 240 Powell, TN 37938 Phone: (865) 859-7800 Fax: (865) 859-7809 Web Page: www.tranquilitysleep.com Recommend this Physician Get Directions Education Medical School: Medical University of South Carolina Residency: Emory University Hospital Certifications AB Psychiatry & Neurology (Sleep Medicine) AB Psychiatry & Neurology - Neurology Areas of Expertise Sleep Medicine