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Dr. James R. Chaffin
Dr. James R. ChaffinInstructor
Dr. Chaffin is a senior member of the Simply Implant Institute resident faculty. A graduate of Loma Linda University and LVI, Dr. Chaffin is very experienced as to the placement and restoration of implants. Board certified in oral sedation, Dr. Chaffin brings 14 years of dental experience to the SI Institute including TMJ, crown & bridge and a full range of cosmetic & restorative procedures.
Dr. Calvin Brown, Jr.
Dr. Calvin Brown, Jr.Instructor
Dr. Calvin Brown Jr. a University of Michigan grad/native Pittsburgher (major Steelers fan) and Metro Detroit transplant relocated with his wife to work and enjoy the Arizona lifestyle. Though he practices all phases of general dentistry, he especially enjoys preforming implant surgery.
In his spare time he enjoys swimming, hiking, going to the movies, his local church, and playing video games with his wife and son. He feels very blessed and grateful for how Arizona has welcomed him and his family. He looks forward to offering CR Smiles patients a warm and gentle touch with dentistry’s latest and best technologies and procedures.
Dr. Steven Green
Dr. Steven GreenInstructor
Dr. Green was raised in Des Moines and graduated from the University of Iowa College of Dentistry in 1977. He practiced in Des Moines until relocation to the Phoenix area in 1981. Dr. Green has provided quality care to the patients in this practice for 35 years.
After hours Dr. Green enjoys spending time with his wife of 39 years and studying computer science.
Matt Kooyman, D.D.S.
Matt Kooyman, D.D.S.Dentist
After earning a bachelor’s degree in medical biology from the University of Utah, Dr. Kooyman earned a dental degree from the University of Iowa. He is committed to lifelong training so that he can offer the latest, state-of-the-art dental care to his patients. To this end, he has completed numerous hours of post-graduate dental training, including courses in appliance therapy and restorative dentistry. He completed a course on orthodontics and can now offer treatment with Invisalign®. Dr. Kooyman has attended Simply Implants Institute, LLC and completed advanced training in implant placement techniques. Dr. Kooyman is also a member of the Academy of General Dentistry.