Our Doctors

Dr. Christen Dinkha

Dr. Christen Dinkha received her Bachelor’s in Biological Science in 2006 from the University of Illinois at Chicago with Sume Cume Laude. She completed her degree in Doctor in Dental Surgery from University of Illinois at Chicago with distinction in 2010. Dr. Dinkha was awarded the Leo and Wanda Sabine scholarship because of her exceptional commitment to the care of others.

Dr. Dinkha owns Perfect Smile Dental Spa in Roscoe Village where she practices general and cosmetic dentistry in a relaxing atmosphere. She creates a soothing experience to treat those with heightened dental fear. While providing quality dental care, Dr. Dinkha is able to decrease patients’ anxiety and increase patient retention. She finds it rewarding that transforming smiles improves the quality of patients’ lives.

Dr. Dinkha regularly attends seminars to keep abreast of the latest innovations in dentistry. Her unique background and training have allowed her to treat patients in general and cosmetic dentistry with superior quality care. While integrating state of the art technology, Dr Dinkha is able to serve her patients in the specialized areas of aesthetics, laser dentistry, full mouth rehabilitation, implants, clear aligner orthodontics and sedation dentistry.

Dr. Dinkha completed several mission trips to the Caribbean and Guatemala to help underserved communities. She also regularly volunteers at dental clinics in the Greater Chicagoland area. Dr. Dinkha is an active member of the American Dental Association, Illinois State Dental Society, Chicago Dental Society, and Academy of General Dentistry. When she is not working, Dr. Dinkha enjoys spending time with her husband John, and four small children.


  • Dental implant placement (over 100 CE)
  • Implant restoration
  • Cosmetic dentistry
  • Surgical Exodontia program
  • DOCS Oral sedation Dentistry
  • Advanced Botulinum Toxin and dermal filler training
  • Invisalign certified
  • Effective Endodontics
  • Cerec trained


  • International Dental Implant Association
  • Academy of General Dentistry
  • American Dental Association
  • American Academy of Facial Esthetics (AAFE)
  • Illinois State Dental Society
  • Chicago Dental Society

Jianjun Hao, DDS, MS & Ph.D.

Jianjun Hao, DDS, MS & Ph.D. is a diplomate of American Board of Orthodontics. He was trained in the College of Dentistry at the University of Illinois at Chicago. He was a clinical assistant professor at University of Connecticut Health Center before joining ABC Dental. He is proud of being a board-certified orthodontist when only 25% of practicing orthodontists have even achieved this certification.

“Hollywood broad smile is my treatment goal, I am confident to accomplish this mission effectively and efficiently.”

Dr. Hao is a Boston marathon runner. His son, Wentao, joined marine corp last year.