Meet Our Doctors
Dr. Lori Bagai, DDS
Dr. Bagai graduated with honors receiving a degree in dental surgery from the University of Calcutta, India in 1990. She has been very blessed to have been influenced by Mother Teresa since childhood in Calcutta and has helped out in many ways in all her causes including dentistry.
Dr. Lori Bagai has received honors and awards in branches of oral pathology, microbiology, oral diagnosis and dental radiology. After moving to Southern California, she was a dedicated volunteer dentist at M.E.N.D., a non-profit organization created to provide services that meet the basic human needs of individuals who reside in the Northeast San Fernando Valley.
Dr. Bagai has opened her beautiful state of the art office to indigenous people of Orange County, one Saturday a month, to provide them with free dentistry. She works closely with Western Service Workers Association in this cause.
Dr. Bagai has worked a lot with cleft lip and palate patients and is an avid supporter of the Operation smile foundation that does surgeries at no charge all over the world. Dr. Bagai is proud to be part of the AACA, providing outstanding Invisalign results to my patients.
Dr. Bagai likes to be happy with her team and make the most of every day. She is a fun loving happy go lucky person who likes to spend a lot of her time with her young son and loves traveling.
Dr. Parth Karia, DMD, MA
Dr. Parth Karia is a Southern California native, where he attended Gahr High School in Cerritos, CA. He studied Biochemistry and Cell Biology at the University of California, San Diego, where he made the decision to pursue dentistry through volunteering in the free dental clinics in San Diego. He then completed a Masters degree in Biomedical Sciences from Midwestern University in Glendale, AZ. He received his Doctor of Dental Medicine (D.M.D.) degree from the Western University of Health Sciences in Pomona, CA. After graduating dental school, he moved to the East Coast to pursue an advanced training in hospital dentistry at Stony Brook University General Practice Residency. Following his passion for saving teeth, Dr. Karia successfully completed Endodontics specialty residency at Temple University in Philadelphia, PA.
Dr. Karia has a passion for community service and served as the Clinic Coordinator for 2 years running the Riverside Free Dental Clinic during his dental school providing weekly free dental services to underserved people. During his specialty endodontics residency, Dr. Karia was one of the only 2 residents selected in the country to serve in an International Outreach Dental Mission Trip to Jamaica. He was also active in research and presented his research at an oral presentation at the American Association of Endodontists annual meeting in Montreal, Canada.
He moved back home after his endodontics training to Southern California to be closer to his family. In his free time, he enjoys hiking, traveling, watching Lakers games and listening to podcasts. He is also fluent in Spanish, Hindi and Gujarati.
Dr. Nadia Hassan, DMD, MD
Dr. Nadia Hassan is a Southern California native who graduated from UCLA Oral & Maxillofacial Surgery program. Her career began with a biological science/neuroscience degree from the University of Southern California, where she graduated among the top of her class. She later decided to further her education by obtaining a dental degree from UCLA. While at the UCLA School of Dentistry, she received honors in several categories, as well as awards for clinical excellence and patient care. She once again graduated amongst the top of her class.
Dr. Eugene Chang, DDS
Dr. Chang earned his Doctor of Dental Surgery degree from Columbia University, School of Dental and Oral Surgery in New York in 2008. From there, Dr. Chang also did his externship programs at Cornell University and St. Joseph’s Hospital, and has completed his implant training at Harvard University, School of Dental Medicine.
Dr. Chang has also advanced to be one of the earliest trained doctors for Pinhole Surgical Technique®.
After returning back to his hometown, Irvine, California, Dr. Chang has been working with offices equipped with state of the art technology in Orange County area for the past eleven years, through which Dr. Chang has gained knowledge in dentistry that enabled him to make the best decisions to bring the most predictable and successful results for his patients.
Dr. Hai, Periodontist
She has received numerous awards including the California Society of Periodontists Outstanding Graduate Research Award and the Global Oral Health Research Fellowship for her research on antibiotics in periodontics, which is published in the Journal of Periodontology. She has a broad range of experience from academia to community dentistry to private practice and with that she brings a greater degree of caring and compassion. As a periodontist, implant specialist, and all-on-4 specialist, she is specially trained to revitalize your gums, rebuild lost bone, and replace missing teeth with implants including same day smile reconstructions. Beyond her ability to provide excellent dentistry, Dr. Hai is passionate about providing cutting-edge care and alternatives for patients who may not be candidates for certain surgical procedures. Dr. Hai provides ceramic dental implants, gummy smile lip repositioning, gum lifts and contouring, minimally invasive gum grafting and more!
In her free time, Dr. Hai enjoys spending time with her family and friends, taking care of her cat and dogs, playing board games like Setters of Catan, enjoying nature and being involved in community service.
Dr. Zhen Hui Wung
Dr. Zhen Hui Wung studied Biological Sciences at La Sierra University in Riverside. She then pursued her degree in Doctor in Dental Surgery from Loma Linda University, School of Dentistry in 2015.
Dr. Wung worked in the high desert, then as a community dentist in Central California prior to moving back to Southern California to be closer to family and friends. Dr. Wung volunteered in Pathway to Health, Give Kids A Smile, WeServe Day, Clinic with a Heart, SDA Health Fairs, MEND, New Hope Clinic (Compassion Clinic), and SACHS Dental Clinic.
Dr. Wung has a gentle touch and is passionate about enhancing her patient’s oral health. She speaks Malay, Mandarin and Cantonese. In her free time, Dr. Wung enjoys baking, playing the piano, aerial yoga, pilates, reading, and traveling.
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