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  • Dentistry, Orthodontics
  • 51 years of experience
  • Smile Doctors Knoxville Dutchtown 9220 Dutchtown Rd Ste 101, Knoxville, TN 37923
  • (865) 693-6561

Brief Intro

Dr. John A. Diddle earned his BS and DDS degrees from the University of Tennessee and his MS in Orthodontics from St. Louis University. He is a board-certified orthodontist who has been practicing for over 30 years. Dr. Diddle is a member of several prestigious organizations, including the 2nd District Dental Society, Tennessee Dental Association, Tennessee Association of Orthodontists, American Dental Association, Southern Association of Orthodontists and the American Association of Orthodontists. He is also past president-elect of the Tennessee Association of Orthodontists. He married his wife, Debbie, in 1972, and is the proud father of three wonderful children and two beautiful grandchildren. In his spare time, Dr. Diddle enjoys spending time with his family, traveling, playing golf, biking and snow skiing.

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Education Background

MEDICAL SCHOOL

Saint Louis University School Of Medicine - 1974

Location & Hours

  • Smile Doctors Knoxville Dutchtown
  • 9220 Dutchtown Rd Ste 101, Knoxville, TN 37923

Specialties Treated

  • Orthodontics
  • Dentistry

Insurance Accepted

* Insurance information may change frequently. Please verify directly with the provider (doctor/clinic).

  • Cigna
  • Cancer 18
  • Cardiology, Heart & Vascular Surgery 19
  • Orthopedics 29
  • Neurology & Neurosurgery 25
  • Gastroenterology & GI Surgery 27
  • Pulmonology & Lung Surgery 28
  • Diabetes & Endocrinology 12
  • Children's Hospital 6
  • Urology 27
  • Psychiatry 39
  • Geriatrics 20
  • Rehabilitation 27
  • Obsterics & Gynecology 9
  • Ophthalmology 1
  • Ear, Nose & Throat 4
  • Rheumatology 1
  • Long Term Care 7
  • Maternity Care (Uncomplicated Pregnancy) 10