Our Team

Meet Our Team

Our committed dentists are committed to providing top-level dental care to our patients. Whether you're in need of general check-ups, emergency treatments, or cosmetic dentistry, we've got you covered. We understand the importance of a healthy smile, and our experienced team is here to help you achieve it. Visit us today and experience the difference of quality dental care!

Stephen L. Matlaga, D.D.S.

Dr. Stephen L. Matlaga is a well-qualified dentist who graduated from Rutgers University with a Bachelor of Science Degree in Bacteriology. He earned his Doctor of Dental Surgery Degree from Emory University and remained affiliated with the dental school as a clinical instructor in the Department of Oral Medicine, while maintaining a private practice of his own in Decatur and the Northlake area of Atlanta. In 1986, he joined Parkside Dental with countless hours of continuing education in all major disciplines of dentistry including esthetics, implants, and sedation.


He Is A Member In Good Standing Of:

  • The American Dental Association
  • The Northern District Dental Society
  • The Dental Organization of Conscious Sedation
  • Southern Crescent Study Club
  • The Seattle Study Club
  • The Academy of General Dentistry
  • American Academy of Facial Esthetics
  • American Academy of Implant Dentistry and Advanced Dental Implant Studies


Dr. Matlaga is married to the former Vickie Whitlock of Fayette County. He enjoys golfing and they enjoy ball room dancing in their spare time. Dr. Matlaga has three sons, one currently serving in the Marine Corps.


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Theresa A. Simmons, D.D.S.

Dr. Theresa Simmons shares a common goal with you – to ensure you have great oral health provided through exceptional dental care. Dr. Simmons graduated from The University of Memphis with a Bachelor of Science Degree in Biology. She earned her Doctor of Dental Surgery Degree from the University Of Tennessee College Of Dentistry and received the American Association of Women Dentists Award for outstanding leadership and academic excellence. She also completed a General Practice Residency at the University Of Tennessee Memorial Hospital in Knoxville, Tennessee. Prior to joining Parkside Dental, Dr. Simmons practiced in Knoxville, TN.


She Is A Member In Good Standing Of:

  • The American Dental Association
  • The Academy of General Dentistry
  • The Dental Organization of Conscious Sedation
  • The Georgia Dental Association
  • The Northern District Dental Society
  • Seattle Study Club
  • Southern Crescent Study Club
  • American Academy of Implant Dentistry and Advanced Dental Implant Studies


When Dr. Simmons isn’t investing her time in the office and continuing dental education, Dr. Simmons loves spending time with her husband Rob and their two children. Her hobbies include artistic projects, reading and music.

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Parkside Dental Team

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We want to know your needs exactly so that we can provide the perfect solution. Let us know what you want and we’ll do our best to help.

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