About Us

Dr. John Griffiths

Dr. Griffiths is a member of the Clark County Dental Society, Nevada Dental Association, American Dental Association, American Association of Orthodontists, Las Vegas Study Club, Pacific Coast Society of Orthodontists and the State of Nevada Early Intervention Service.

He previously served as the President of the Nevada State Orthodontic Society and on the Board of Directors of the Pacific Coast Society of Orthodontists. Dr. Griffiths currently serves on the American Association of Orthodontists Council on Orthodontic Practice.

Dr. Douglas Simister

Dr. Douglas Simister is a Las Vegas native who graduated from Bonanza High School. He completed dental training at Creighton University (Nebraska) and received his certificate in orthodontics from the University of Nevada Las Vegas. Dr. Simister and his wife Michelle are the parents of four children: Aubrey, Andrew, Michael and Elise.

Dr. Simister is a member of the Clark County Dental Society, Nevada Dental Association, American Dental Association, Pacific Coast Society of Orthodontics, the American Association of Orthodontists, and a Diplomate of American Board of Orthodontics.

Dr.Mark Whiting

Dr Mark Whiting is a second generation Las Vegas native graduating from Bonanza High School. He completed his dental school training locally at the UNLV School of Dental Medicine. Dr Whiting continued his education to become an orthodontist and graduated from UNLV’s Orthodontics and Dentofacial Orthopedics Residency.

While in school he received awards such as election into the Omicron Kappa Upsilon National Dental Honor Society and the E. Steven Smith Student Honorary Dental Society.

Dr Whiting is married to Dr Lindsay Row, a specialist in pediatric dentistry. They are expecting their second child early next year. Both enjoy giving back in the Las Vegas community, skiing, hiking, playing with their two dogs, and of course Las Vegas sports. Go Knights Go!

Dr Mark Whiting is a member of the American Dental Association, the Pacific Coast Society of Orthodontics and the American Association of Orthodontists.