Our Dentists

William Martey, DMD, MD

Oral & Maxillofacial Surgeon

William Martey, DMD MD is a board certified Oral and Maxillofacial surgeon; specializing in dental implants, oral pathology, wisdom tooth extraction, bone grafting, sinus augmentation, ridge modification, oral cancer exam, impact canines, IV sedation certified.

He is a dual-degree surgeon whose practice is limited to oral / maxillofacial and reconstructive surgery. Dr. Martey began his interesting professional career at the prestigious Kings College of the University of London (UK) where he obtained his dental degree and became a licentiate of the Royal College of Surgeons (UK). He then continued his education at the University of Pennsylvania – School of Medicine in Philadelphia where he graduated as an Omicron Kappa Upsilon in the School of Dental Medicine. He was accepted at University of Southern California’s Keck School of Medicine where he obtained his medical degree and went on to successfully complete his rigorous residency in oral and Maxillofacial surgery as well as an internship in general surgery. Dr. Martey currently practices the full scope of oral and maxillofacial surgery.

Philip Konopa, DDS

General Dentist

Dr. Konopa moved to Southern California from Seattle, where he lived for 15 years and attended dental school. Making time for friends and family is an important part of his personal life, as is physical wellness. Dr. Konopa enjoys golf, tennis, hot yoga, and hiking, his favorite hiking spot being Runyon Canyon.

General Practice Residency, UCLA Special Needs Clinic; Los Angeles, CA

University of Washington School of Dentistry; Seattle, WA

Biology, Johns Hopkins University; Baltimore, MD

Mission Statement
“As your chosen provider, my purpose is to focus on your dental concerns and translate them into results that satisfy you. I seek to provide you with the highest caliber of dental care in an environment of compassion and professionalism. I choose to dedicate myself to excellence by keeping abreast of groundbreaking updates in dental technologies and by implementing these changes to help you experience the best results.”

Professional Association
American Dental Association, California Dental Association, Academy of General Dentistry, Orange County Dental Society

Volunteer Experience
Union Gospel Mission dental clinic
Care Harbor

Natalie Dang, DDS


Dr. Natalie Dang completed her specialty training in orthodontics at the University of Southern California. She prides herself in delivering quality care where patients are her priority, which helped her earn the Award for Clinical Excellence in Orthodontics while at USC, awarded to just one resident per class. Dr. Dang simultaneously received a Master of Science degree in Craniofacial Biology. Though not a requirement to practice orthodontics, Dr. Dang underwent rigorous preparation and evaluation to become a board certified orthodontist as recognized by the American Board of Orthodontists, exemplifying a commitment to excellence in orthodontics and a standard for the highest level of patient care.

Prior to her orthodontics residency, Dr. Dang received her Doctor of Dental Surgery degree at UCLA School of Dentistry, where she graduated Cum Laude and was elected into the prestigious Omicron Kappa Upsilon dental honor society. She received her Bachelor of Science degree in Biochemistry while at UC San Diego, where she graduated Summa Cum Laude and was elected into the Phi Beta Kappa honor society.

Dr. Natalie Dang grew up in Orange County and has since returned, following her formal education through her Southern California tour. Besides creating beautiful smiles, she enjoys swimming, skateboarding, traveling, and cheering on the Anaheim Ducks.


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Office Location

  • Orange
  • 2291 N Tustin St
  • Orange, CA
  • 92865
  • Map & Directions
  • Call: (714) 282-2525
Dental Spa of Orange