John Han, DMD
Dentist
                                    11515 Sunrise Valley Drive
                                    
                                    
Reston, VA 20191
                                
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Availability last updated 10/30/2025
John Han, DMD
Dentist
                                    11515 Sunrise Valley Drive
                                    
                                    
Reston, VA 20191
                                
Charlton Ho, DDS
Dentist
                                    11515 Sunrise Valley Drive
                                    
                                    
Reston, VA 20191
                                
Young Kim, DDS
Dentist
                                    11515 Sunrise Valley Drive
                                    
                                    
Reston, VA 20191
                                
Dr. Yutaka Okamoto is a skilled and compassionate general dentist with over 20 years of experience delivering comprehensive, patient-focused dental care. He was the founder and owner of SmileWell in North Bethesda, Maryland, where he provided a wide range of services including Invisalign, cosmetic and restorative dentistry, implant restorations, and full-mouth rehabilitation.
During his time at SmileWell, Dr. Okamoto was consistently recognized for clinical excellence and patient satisfaction. His accolades include Washingtonian Top Dentist (2015, 2017, 2019, 2021, 2023, 2025), Bethesda’s Best Dentist (2020, 2022, 2024), and a place on the Washingtonian Wall of Fame.
Dr. Okamoto continues to advance the profession through education. He has been serving as a clinical instructor as a Dean’s Faculty member at the University of Maryland School of Dentistry, mentoring, teaching and educating dental students.
Dr. Okamoto’s educational background reflects his dedication to both healthcare and business. He earned his Doctor of Dental Surgery (DDS) degree from the Baltimore College of Dental Surgery at the University of Maryland, followed by a residency in Advanced Education in General Dentistry, where he was recognized as the top-producing resident. He also completed post-baccalaureate studies at the University of Maryland, College Park, and holds a Bachelor of Science in Business Administration from The Ohio State University.
Outside of his professional life, Dr. Okamoto enjoys gardening, reading, traveling, and preparing Asian cuisine. He is a first-degree black belt in Judo and a devoted Ohio State Buckeyes fan. Go Buckeyes !!
 
                                Dr. Yutaka Okamoto, DDS
Dentist
                                    20528 Boland Farm Road
                                    
                                        
Suite 212
                                    
                                    
Germantown, MD 20876
                                
 
                        
                        
                            
                        
                    Dr. Amaya earned his Doctor of Dental Surgery degree from the University of El Salvador in 2004.
He worked in private practice early in his career for about 6 years. Dr. Amaya relocated to the Washington, DC area. He continued his education at the University of Illinois at Chicago, College of Dentistry, where he obtained his Doctor of Dental Medicine degree. Dr. Amaya is licensed in Maryland, Virginia, and Washington, DC. He has been working in the Washington, DC area since 2019.
Dr. Amaya enjoys practicing dentistry; he has helped a diverse population. with procedures that include restorative work such as crowns, fillings, bridges, as well as complete and partial dentures, root canals, and extractions. He is passionate about dentistry in general. He periodically takes continuing education courses. To be up to date with materials and techniques that help him deliver the best dental experience possible to his patients.
Dr. Amaya is an active member of the American Dental Association and the Southern Maryland Dental Society. Also, he volunteers for different organizations, in the United States and abroad, helping underserved communities. Outside of Dentistry, Dr. Amaya enjoys traveling, hiking, watching soccer and basketball games, and movies. and trying different restaurants in the DC area to have a work-life balance.
 
                                Dr. Tarcisio Amaya Gutierrez, DMD
Dentist
                                    20528 Boland Farm Road
                                    
                                        
Suite 212
                                    
                                    
Germantown, MD 20876
                                
Iman Ayoubi, DDS
Dentist
                                    171 Elden Street
                                    
                                        
Suite 2c3
                                    
                                    
Herndon, VA 20170
                                
Ruth Duchatellier-Cange, DDS
Dentist
                                    209 Elden St
                                    
                                        
Ste 210
                                    
                                    
Herndon, VA 20170
                                
Dr. Wonje Cha is a highly experienced provider in cosmetic dentistry and dental implants, proudly serving patients at two C&R Dental Care locations in Centreville and Tysons, Virginia.
A graduate of the University of Maryland Dental School, Dr. Cha went on to complete advanced clinical training in general dentistry, oral surgery, and endodontics at York Hospital in Pennsylvania. He later brought his skills to Northern Virginia, where he practiced in a group setting and further developed his expertise in cosmetic and implant dentistry.
In 2003, Dr. Cha co-founded C&R Dental Care with Dr. James Ryee. What began as a private practice in Virginia has since grown into a trusted multi-location dental group known for its compassionate, high-quality care.
Dr. Cha is committed to lifelong learning and staying at the forefront of dental advancements. He is a proud Fellow of the International Congress of Oral Implantologists and a member of the Academy of General Dentistry, reflecting his dedication to excellence and continuing education.
Outside the office, Dr. Cha enjoys spending time with his wife and two children. He’s an avid outdoorsman who loves hiking, biking and running in his free time.
Dr. Cha works at both the Vienna and Centreville locations!
 
                                Dr. Wonje Cha, DDS
Dentist
                                    8860 Columbia 100 Parkway
                                    
                                        
Suite 20
                                    
                                    
Columbia, MD 21045
                                
A native of Northern Virginia, Saira Ahmad, DDS, is a talented dentist who works at Smile Dental Clinic in Falls Church and Herndon, Virginia. There, Dr. Ahmad is trusted amongst patients for her compassionate care and personalized approach to treatment.
Dr. Ahmad earned her Doctor of Dental Surgery (DDS) degree from Virginia Commonwealth University School of Dentistry in Richmond, Virginia. After graduation, she returned home to practice alongside her mother, Dr. Farah Ahmad.
To ensure she provides her patients with the world-class care they deserve, Dr. Ahmad keeps current on the latest technological advancements in dentistry and has training in CAD/CAM technology. She has also obtained training and certification with Hiossen for placing dental implants.
Dr. Ahmad is a member of the American Dental Association, the Virginia Dental Association, and the Northern Virginia Dental Society.
Dr. Ahmad takes great pride in enhancing the smile of her patients. She also makes it a point to use her expertise in an effort to be a role model in her local community. Along with practicing at Smile Dental Clinic, Dr. Ahmad volunteers her time to provide for low-income patients in need of dental care at the Mission of Mercy projects.
Saira Imaad, DDS
Dentist
                                    905 Alabama Dr
                                    
                                    
Herndon, VA 20170
                                
Sumra Ahmad, DDS, is a skilled dentist at Smile Dental Clinic in Falls Church and Herndon, Virginia.
Dr. Ahmad grew up in Northern Virginia and earned her Doctor of Dental Surgery Degree from Virginia Commonwealth University School of Dentistry in Richmond, Virginia. While in dental school, she has had the opportunity to gain experience at various free dental clinics throughout Virginia. She was also selected to travel to Jamaica in order to serve individuals in need of dental care, where she volunteered in 2015. After graduation, she returned to Falls Church, Virginia, to practice alongside her mother, Dr. Farah Ahmad.
Dr. Sumra Ahmad enjoys keeping up to date with the latest advancements in dentistry and has training in CAD/CAM technology. Dr. Ahmad also obtained training and certification with Hiossen for placing dental implants.
Along with practicing at Smile Dental Clinic, she continues to volunteer her time to provide for patients in need with various projects, including Mission of Mercy and Give Kids A Smile. Dr. Sumra Ahmad is a member of the American Dental Association, the Virginia Dental Association, and the Northern Virginia Dental Society.
Sumra Ahmad, DDS
Dentist
                                    905 Alabama Dr
                                    
                                    
Herndon, VA 20170
                                
Dr. Kopal Agarwal is a general dentist in Sterling VA. She graduated from Tufts University – School of Dental Medicine, Boston MA with Doctor of Dental Medicine and Bachelor of Dental Surgery from Meerut University, India. She practiced as a General Dentist in India before attending Tufts University, where she received rigorous training in General Dentistry. She has volunteered at several non-profit dental camps.
She is caring and compassionate with a goal of providing the highest standard of dental care to each of her patients. She enjoys treating adult and pediatric patients. In her free time, Dr. Agarwal enjoys spending time with her family and friends.
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                                Dr. Kopal Agarwal, DMD
Dentist
                                    21525 Ridgetop Circle
                                    
                                        
Suite 220
                                    
                                    
Sterling, VA 20166
                                
Dr. Corey Rollor is from North Potomac, Maryland. He received his bachelor’s degree in
Bioengineering from University of Maryland, College Park. He then went to University of
Maryland School of Dentistry, where he received his Doctor of Dental Surgery degree.
After finishing dental school, he completed a general practice residency at Evanston Hospital in Illinois. During this time, Dr. Rollor refined his skills and gained further experience in treatment especially in managing medically compromised patients. He then returned to Baltimore to complete his training in endodontics at the University of Maryland School of Dentistry, where he earned a Masters degree in Dental Biomedical Sciences and a certificate in Endodontics. Dr.Rollor is a member of the American Dental Association (ADA), American Association of Endodontists (AAE), and Maryland State Dental Association (MSDA).
Dr. Rollor is excited to be staying in the Baltimore area near his family. He avid DC sports fan and enjoys going to football and basketball games. During his spare time he enjoys working out, going on hikes and spending time with his family and friends.
 
                                Dr. Corey Rollor, DDS
Endodontist
                                    808 Landmark Dr.
                                    
                                        
Suite 221
                                    
                                    
Glen Burnie, MD 21061
                                
Allan D. Schulman, DDS, LLC, is the top-rated dentistry practice led by highly experienced dentist Dr. Allan Schulman. For more than 30 years, Dr. Schulman has provided general and cosmetic dentistry with a gentle touch to Glen Burnie, Maryland, residents. Services include crowns, dental implants, dentures, veneers, emergency dentistry, and much more.
Dr. Schulman earned his dental degree at the University of Maryland School of Dentistry in Baltimore. Following dental school, Dr. Schulman trained at both the Las Vegas Institute for Advanced Dental Studies in Las Vegas and The Nash Institute of Dental Learning in Charlotte, NC. He’s an active member of the American Dental Association and the American Academy of Cosmetic Dentistry. Dr. Schulman is one of the select Baltimore-area dentists chosen as a Top Dentist by Baltimore Magazine and Guide to America's Top Dentists.
When Dr. Schulman isn’t busy with his bustling dentistry practice, he loves spending time in the great outdoors. He enjoys skiing, hiking, and helping out with children’s sports teams.
Use online scheduling or call the Allan D. Schulman, DDS, LLC, office to book an appointment with Dr. Schulman today.
North Arundel Dental Assoc.
Dentist
                                    1720 Crain Highway S.
                                    
                                        
Suite 103
                                    
                                    
Glen Burnie, MD 21061
                                
Dr. James Ryee brings over 17 years of private practice experience to C&R Dental Care, providing expert general and cosmetic dentistry across all three locations—Centreville and Tysons, Virginia, and Columbia, Maryland. His comprehensive approach and gentle touch have earned the trust of patients seeking everything from routine care to advanced implant treatments.
Born in Korea and raised in Ohio and Maryland, Dr. Ryee graduated from the University of Maryland Dental School and completed a general practice residency at the University of Maryland Medical Center. He is a Fellow of the International Congress of Oral Implantologists and a proud member of the Academy of General Dentistry, demonstrating his commitment to staying current with the latest advancements in dental care.
With extensive experience in general dentistry, cosmetic procedures, and dental implants, Dr. Ryee is uniquely qualified to restore function and beauty to your smile with the most modern and proven techniques.
Outside of the office, Dr. Ryee enjoys spending time with his wife, Jasmine, and their two children, Zoe and Matthew. He also loves playing basketball, biking, and fishing whenever he can.
 
                                Dr. Eunjung Ji, DMD
Endodontist
                                    13860-F Braddock Road
                                    
                                    
Centreville, VA 20121
                                
Dr. Kristin Bae completed her undergraduate studies at the University of Virginia, graduating with a bachelor of arts degree in chemistry. She entered the dental program at the University of Maryland’s College of Dental Surgery in Baltimore, Maryland, and she graduated with a doctor of dental surgery degree in 2000. The dental program at the University of Maryland is the oldest dental college in the world and the only dental school in Maryland, graduating top notch doctors for many decades. After graduation, Dr. Bae joined Dulles Dental Group and has remained with the organization for the last 16 years. Dr. Bae’s goal is to help each person in her care establish and maintain his or her dental health. She enjoys being able to provide care for the entire family. With a focus on general dentistry, she also enjoys doing cosmetic dentistry work. Her specialties include cosmetic dentistry, general dentistry, teeth cleanings, bridges, Invisalign®, crowns, and veneers.
Dr. Bae is fluent in both Korean and English, communicating with a diverse group of patients and making it communication one of her song suits. She is also certified as an Invisalign® provider and enjoys working with patients to improve the appearance and function of their teeth with this unique system of unconventional “braces.”
Dr. Bae, along with the entire staff at Dulles Dental Group, strives to focus on the holistic dental healing for the entire family. Her experience at Dulles Dental Group in Centreville has given her the expertise to handle any dental situation. Alongside her amazing team of dental hygienists, periodontists, and other staff, Dr. Bae is surrounded by the best cosmetic and general dentists in Centreville. Dulles Dental group is also equipped with state-of-the-art technology that Dr. Bae has been using for years.
With a quality education, experience, and attitude, Dr. Bae is fit to serve any family that comes to her with dental needs.
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                                Dr. Kristen Bae, DDS
Dentist
                                    5103 Westfields Boulevard
                                    
                                    
Centreville, VA 20120
                                
Dr. Zia Ahmadzada completed his undergraduate education at the University of New York at Albany in 1997. He then went on to receive, in 2002, a doctorate of dental medicine (DMD) at Tufts University School of Dental Medicine in Boston, Massachusetts, one of the oldest dental schools in the United States. As the second largest dental school in America, with a class size of approximately 190 students each, it has an excellent reputation, and it is renowned as a center for academic and clinical excellence. While at Tufts, Dr. Ahmadzada was recognized for attaining the Dean’s list for outstanding achievement and high performance on the National Board of Dentistry. He was also awarded an Endowed Prize Award for Ethics. Dr. Ahmadzada has been practicing general dentistry in Northern Virginia for 14 years and is dedicated to ensuring his patients receive the best possible care. His goal (and that of his team) is to provide comprehensive dental care for the whole family. His experience includes preventative and cosmetic dentistry, such as porcelain veneers, bonding, and tooth-colored fillings; endodontic procedures, such as root canals; and restorative dentistry, such as crowns and bridges. Dr. Ahmadzada is also a certified Invisalign® provider, providing quality tooth correction. In 2013, Dr. Ahmadzada was also voted one of America’s “Top Dentists.” To provide the best dental care possible, he spends a great deal of time in staying up-to-date on the latest advancements and technology. He is an active member of the Virginia Dental Association.
Dr. Ahmadzada considers each patient a partner in dental care and believes that it is his responsibility to educate them so they can make wise decisions. He starts by carefully listening to their concerns, followed by a complete and thorough examination, and consults through a discussion of treatment options. Dr. Ahmadzada's outstanding background has given him success in the dental field for over 20 years.
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                                Dr. Zia Ahmadzada, DMD
Dentist
                                    5103 Westfields Boulevard
                                    
                                    
Centreville, VA 20120
                                
Dr. Jae M Chong has been Practicing in the greater Washington DC, metropolitan area for 20 years after earning a Doctor of Dental Medicine from the prestigious University of Pennsylavania, School of Dental Medicine in Philadelphia.
After establishing a successful dental practice in Centreville, Virginia (Centreville Dental Design) for over 15 years, Dr. Chong exteded his expertise to the vibrant Reston/Herndon community (Herndon Dental Design).
He has been committed to numerous continuing education programs, focusing on implant dentitry, orthodontics, prosthodontics, cosmetic dentistry as well as therapeutic/cosmetic Botox techniques.
Dr. Chong is an active member of the American Dental Association, the Virginia Dental Association, the International Congress of Oral Implantologists, the Academy of Osseointegration, and American Academy of Facial Esthetics.
When not in the office, Dr. Chong enjoys singing in the concert choir as a member of the Washington Chorus. Also, he loves traveling with his lovely wife and children.
 
                                Dr. Jae Chong, DMD
Dentist
                                    14215 Centreville Square
                                    
                                        
Suite F
                                    
                                    
Centreville, VA 20121