Meet the Doctors

The Doctors and Staff


David C. Grieb, DMD

Dr. Grieb is a 1989 graduate of the University of Pittsburgh School of Dental Medicine. He has been in practice in Arizona for over 20 years, offering his patients the very best that dentistry has to offer and using the latest in materials and technology. Dr. Grieb has received additional training in implantology and orthodontics and received the designation of Preferred Invisalign Provider (this tite is given based on the number of cases completed). Being committed to lifelong learning, Dr. Grieb attends numerous seminars and education courses annually. Dr. Grieb uses Opalescence tooth whitening systems and Invisalign for teeth straightening.  He is an Invisalign Preferred Provider, a member of the Academy of General Dentistry and a member of the American Academy of Facial Esthetics.

As a new patient, Dr. Grieb will meet with you and develop a customized treatment plan to achieve ideal oral health, including concerns regarding appearance, function and tissue.  He prides himself in providing his patients with the highest level of dental care in a confortable and caring environment.

Ali A. Bipar, DDS

Ali Bipar

Dr. Bipar graduated from the University of Texas and has a degree in Dental Surgery and continued his training in periodontics.  Prior to his medical education, he graduated with a Master in Mechanical Engineering from Louisiana State University.  Dr. Bipar has been practicing in Arizona for the last 15 years, mostly in oral rehabilitation and with patients who need specialized care.  He uses state-of-the art technology in the field of dentistry.  He has also written several international articles on TMJ (tempomandibular joint) dysfunction and uses Biolase dental technology when treating his patients.


Invisalign Preferred ProviderMember of the Academy of General Dentistry