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We work hard so your dental appointment is as easy and convenient as possible. It is our job to make sure you are comfortable and happy with your experience, every time. When you walk into Birch Dental, you will feel the difference in the atmosphere. Our office feels like an off-site workspace, where you can keep your day moving without your appointment holding up progress. We provide a comfortable, relaxing space for all our patients to get the most amazing smiles, comfortably. Our team is gentle, honest and values every patient no matter their needs.
Dr. Justin Hsieh spent his childhood years in Taiwan and came to the US when he was 16. He is trilingual, speaking Taiwanese, Mandarin, and English. His passion for dentistry runs deep, his great aunt was the first female dentist in Taiwan, graduating from Tokyo University Dental School. Dr. Hsieh is passionate about his work and brings a level of professionalism to the Newport Beach dental community on par with the best of the best. He believes in strong leadership, loyalty and compassionate care. He and his wife Iris work together in the practice and welcome patients like they welcome friends into their home. Birch Dental is the culmination of years of hard work and big dreams.
As a graduate of the University of California, San Diego and Boston University, Dr. Justin is an academic powerhouse. He went on to complete a one-year post-doctorate implant focused residency at the University of Texas, Houston. Since then he has completed the GIDE/UCLA advanced program in implant dentistry and the Invisalign® advanced certification program.
Dr. Justin is serious about dentistry, but full of fun outside the office. He loves to play Legos with his kids and just took up skateboarding after taking a few years off. If you get the chance, ask him about his band, Boba Monkey. He is also committed to giving back, partnering with local nonprofit groups.
Birch Dental is conveniently located in the heart of busy Newport Beach, Dr. Justin wants to be the place busy professionals go for their dental care. He caters to people who need high-quality care while staying connected to work.
Dr. Justin can’t wait to serve the people of Newport Beach, Newport Coast, Irvine, Tustin, and Costa Mesa.
Iris was born and raised in Taiwan but fell in love with the United States when she visited with her parents as a 9-year-old. She returned to the US as an international student at age 16 and went on to earn a Master of Science in Biotechnology at University of California Irvine and an undergraduate degree in Biological Science from University of California Riverside.
Iris grew up watching her parents work together as a team to run her father’s medical practice in Taiwan. This gave her confidence that she could assist her husband Dr. Justin in running his dream practice with all the knowledge and experiences her parents passed down to her. Though her professional background is more scientific, Iris welcomes this opportunity to explore her abilities as the office manager for Birch Dental.
Iris and Dr. Justin dated for nine years before they were married, and they are now the proud parents of a daughter and son. In her free time, Iris loves doing arts and crafts, making cute toys and houses out of boxes for her kids to play. She also loves taking photos for her family and friends.
Iris says: “I am working and raising two kids, so I understand how tough it is to look after yourself, but our health is very important. We have to be there for our loved ones, and I will do my very best to make sure you are healthy and connected to your work and family at the same time!”
Kathleen comes from a large, loud, and loving family in West Covina, California, where she was born and raised. Though life can get busy, Kathleen always looks fondly forward to next chance she can get back together with her ever-growing family again.
It was at West Coast University that Kathleen earned both her Bachelor of Science in Dental Hygiene, but also her Masters of Health Administration.
Kathleen’s favorite part of her job is the people she gets to meet. As a people person, she loves to get to understand every person in her chair and help them with their oral hygiene goals.
When Kathleen is away from the office, she loves to explore her creative side, whether it’s trying out a new recipe, a new sport like golf, tennis, or learning the lyrics to her new favorite song. Of course, a cozy evening in with her dog, Bane is always a remedy for a long day.
Freddy grew up with a family of six in Santa Ana. He has a huge passion for dentistry and excelled while he attended Concorde Career College. Freddy is certified in dental assisting and CPR. Freddy’s favorite part about his job is polishing teeth. He loves giving patients an amazing, clean teeth feeling during their visit.
During Freddy’s spare time you can find him at the gym working out. Staying healthy is very important to him. When he isn’t working out or polishing teeth, he spends time with his family watching movies.
Born and raised in Irvine, CA, Marwa Hamod loves helping people smile in her community. She just recently graduated from the University of California, Irvine as a pre-dental student, and is eager to continue her journey towards dental school. Marwa holds certifications in both CPR and Radiology.
Marwa’s favorite part of her job is connecting with patients to make them feel comfortable. She loves talking about their day and learning more about them on a personal level.
Helping people understand their control of their oral hygiene and dental futures has as much positive impact on her life as it does her patients.
When not in the office, you can find Marwa exploring her imaginative side – this includes piecing together fashion, sketching, or gardening. Marwa is also very family oriented as she depends on them to be her biggest support system when it comes to making life decisions.
Annette grew up in Orange, California. She is currently studying to earn her Bachelor of Arts degree in Communications. Annette likes to keep busy and loves helping patients when she isn’t at school.
Annette loves meeting new people every day. Her favorite part about her job is seeing co-workers and being a part of the dental treatment process.
Annette loves spending time with her dog, Lana when she isn’t hanging out with her sister. It’s a good thing Annette loves going on hikes and walks, because Lana is a shepherd/husky mix and needs a lot of exercise!
Jade was born in Long Beach, CA and grew up in Cerritos, CA. She is very passionate about dentistry and went to Trade School for Dental Assisting after graduating from Cerritos High School.
Jade’s favorite part of her job is interacting with and meeting new patients. She loves helping patients practice good oral hygiene.
When not working in the practice, Jade enjoys baking, cooking and reading. She is very family-oriented and spends as much time as possible with her family and three siblings.
Karim is originally from Jordan and grew up in Orange County. He earned his Bachelor of Science in Biology at UCI and is very committed to continuous education and training. Karim is certified in CPR, First Aid, Basic Life Support, Infectious Control, and Peer Health Education.
Karim’s favorite part of his job is meeting new patients. He has such a passion for dentistry that he is currently a Pre-Dental student. When he isn’t assisting patients, he enjoys working out, playing basketball and soccer, and going to the beach.
| MON | CLOSED |
| TUE | 9AM-6PM |
| WED | 9AM-5PM |
| THU | 9AM-5PM |
| FRI | 9AM-4PM |
| SAT* | 9AM-3PM |
| SUN | Closed |
| *By Appt. Only |
5140 Birch Street Suite 100
Newport Beach, CA 92660
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