Our Doctors

Jonathan R. Peterson
DMD, MS, DICOI

Dr. Peterson studied Biology at Arizona State University. He obtained his DMD and Masters in Oral Biology from Temple University School of Dentistry. He also received a full fellowship from the Misch International Implant Institute, and Diplomate status with the International Congress of Oral Implantologists.

In his personal life, Dr. Peterson is an Eagle Scout and an active member of his local church’s congregation. 

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Jonathan R. Peterson

DMD, MS, DICOI

Hudson S. Johnston
DDS, MS

Dr. Hudson S. Johnston graduated from the University of Louisville School of Dentistry with his general dentistry degree. Next, he continued training on his advanced surgical skills and received a Masters in Oral Biology as well as a Periodontal Specialty Certificate.

Dr. Johnston is also a native of Phoenix and loves to go out and enjoy the surrounding wilderness areas as often as possible, preferably on horseback.

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Hudson S. Johnston

DDS, MS

Ryan S. Holbrook
DMD, MS, Board Certified

Dr. Ryan S. Holbrook, is Board Certified, and earned his DMD from Nova Southeastern School of Dental Medicine. He was granted a Certificate in Periodontics from the US Air Force, and a Master of Science in Periodontics from the University of Texas at San Antonio. Dr. Holbrook served six years of active duty in the Air Force, and was both a Major, and Chief of Periodontics at Joint Base Elmendorf-Richardson Hospital in Anchorage, Alaska.

In Dr. Holbrook’s free time, he likes to wakeboard, snowboard and participate in motorsports.

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Ryan S. Holbrook

DMD, MS, Board Certified

Haroon Ashraf
DDS, MSD Board Certified

Dr. Ashraf is proud to serve the people of his hometown state of Arizona. After attending the University of Arizona, Dr. Ashraf pursued his dental education at the University of Colorado School of Dental Medicine. Subsequently, he completed a residency in periodontics at the same institution earning a Master of Science in Dentistry. 

Outside of work, he enjoys spending time with family and keeping up with his favorite sports teams.

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Haroon Ashraf

DDS, MSD Board Certified

Niels Jensen
DMD

Dr. Niels Jensen went to BYU for his bachelor's degree majoring in psychology, afterward he completed his DMD degree from the University of Nevada, Las Vegas School of Dental Medicine. He then went on to do his residency for Periodontics at the Medical College of Georgia. Dr. Jensen is a board certified periodontist and is also licensed to provide IV conscious sedation to make his patients as comfortable as possible.

In his free time, Dr. Jensen plays the piano and is a self proclaimed music geek.

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Niels
Jensen

DMD

Meet Our Team of Dental Implant Doctors and Periodontists

Our excellent doctors provide specialized care in the greater Phoenix, AZ area in the cities of Chandler, Mesa, Scottsdale, and Tempe. Find a convenient area near you and schedule an appointment for a consultation to meet these dedicated doctors in person.