Meet the Doctors
Dr. Khanh Nguyen, DDS
Originally from Houston, Texas Dr. Nguyen completed a 6-year BA/DDS program at the University of Missouri-Kansas City in 2005 and subsequently moved to Chicago to begin work. Starting in 2007, Dr. Nguyen and Chang opened the 1st 4 Precision Dental Care offices. Since then Dr. Nguyen had added more Precision Dental Care locations across Chicagoland. He now focuses his time training/onboarding new associates and monitoring operations to ensure patient satisfaction and maintain clinical quality. He is board certified and licensed to practice in the State of Illinois.
Dr. Randy Chang, DDS
Dr. Randy Chang, DDS earned his Bachelor of Science (Biology) Degree from the University of Illinois at Urbana-Champaign. In 2001, he earned his Doctor of Dental Surgery Degree from The University of Tennessee Health Science Center. Upon graduation from Dental School, it was a natural transition for Dr. Chang to return home to begin his career in the Chicago area. He worked for two group dental practices gaining valuable experience before opening his first clinic in 2004. Dr. Chang now owns and operates eight dental clinics in the Chicago area. He consistently attends numerous continuing education courses which allows him to stay current with all of the advances in Dentistry. More importantly, Dr. Chang always tries to empathize with his patients and enjoys the fact that dentistry allows him an opportunity to help people. He is board certified and licensed to practice Dentistry in Illinois, California and Tennessee. Dr. Chang is a member of the Chicago Dental Society, the Illinois State Dental Society and the American Dental Association.
Dr. Steve Tharp, DDS
Dr. Steven Tharp grew up in the suburbs of Chicago and graduated from the University of Illinois Urbana/Campaign with a Bachelor’s degree in Molecular & Integrative Physiology. He attended the University of Illinois College of Dentistry here in Chicago, where he received his Doctor of Dental Surgery degree. Upon graduating from dental school, Steven has practiced dentistry Chicago area. Steven enjoys working in all areas of general dentistry. In his free time, he enjoys playing hockey and is a big Blackhawks fan.
Dr. Martin Stanys, DDS
Dr. Martin Stanys earned his bachelor’s in Business Analytics while completing his pre-dental studies at Benedictine University. He then received his Doctor of Dental Surgery degree at Marquette University School of Dentistry in Milwaukee, Wisconsin. He then returned to the Chicagoland area to proudly provide exceptional dental care to the community that helped shape him.
Dr. Martin is passionate about providing high-quality, patient-centered care in a welcoming and comfortable environment. believing every patient deserves a positive dental experience. He strives to make each visit as pain-free as possible while listening/answering his patients to prioritize their comfort to give a relaxed stress free experience.
Dr. Martin enjoys helping patients achieve healthy, confident smiles while educating them on the importance of lifelong oral health.
Outside the office, Dr. Martin enjoys spending time with his wife and son, working out, playing basketball, and just about any sport that involves a little friendly competition. If there’s a game happening, chances are he’s already in it
Dr. Nageeb Hasan, DMD
(S Kedzie Location) and (S Ashland Location)
Dr. Hasan was born and raised in the Back of the Yards neighborhood here in Chicago. He attended UIC for his undergraduate studies where he earned a bachelor’s degree in Spanish. He also attended UIC for dental school where he earned his Doctor of Dental Medicine degree. He enjoys working in the community he grew up in. In his free time, he likes to travel and stay active
Dr. Xavier Ghani, DMD
Dr Ghani was born in Virginia but raised in the northwest suburbs of Chicago and graduated from Loyola University of Chicago with a Bachelor’s in Biological sciences. He then received his Doctor of Dental Medicine degree from the University of Illinois at Chicago, receiving training in overall comprehensive care. After graduation Dr Ghani went on to work in underserved communities in the local Wisconsin area for 2 years and has now come back to practice closer to home. Dr Ghani’s top priority while practicing is patient comfort and satisfaction. Outside of dentistry Dr Ghani enjoys house music, cooking, and all hiking opportunities whenever possible.
Dr. Ryan Mott, DDS
Dr. Ryan Mott recently relocated to Chicago from Oregon after practicing comprehensive general dentistry for eight years. He earned his Doctor of Dental Surgery degree from the Herman Ostrow School of Dentistry of the University of Southern California and is committed to providing high-quality, personalized care for every patient. Dr. Mott believes that great dentistry begins with trust. He enjoys educating patients about their oral health, helping even the most anxious patients feel comfortable, and building long-term relationships through honest communication and attention to detail. He genuinely enjoys practicing dentistry and finds it rewarding to serve his community by helping patients achieve healthy, confident smiles. Outside the office, Dr. Mott enjoys exploring Chicago by bicycle, photography, trying new restaurants with his fiancée, and discovering everything the city has to offer.
Dr. Yoon Jin Jung, DMD
(N Pulaski Location and W Cermak Location)
Dr. Yoon Jin Jung earned his Bachelor’s degree in Biology from Emory University in Atlanta, Georgia. He received Doctor of Dental Medicine degree from Nova Southeastern University in Fort Lauderdale, Florida, with Alpha Omega Award in Removable Prosthodontics. To help underserved communities, he had been involved in many volunteer services, including Give Kids A Smile, Ben-Massell Volunteer Dental Clinic, and VA hospitals.
Dr. Yoon practiced dentistry in San Antonio, Texas for four years where he was recognized by patients for his gentleness and kindness. This is because he puts great emphasis on patient comfort during all treatments. Completing the highest-quality dentistry without patient discomfort is his everyday goal. He enjoys attending Continuing Education courses in order to achieve this goal.
He moved to his dream city, Chicago, in 2020, where he enjoys running on the Riverwalk. He also likes traveling, working out, playing tennis, swimming, and many winter sports. Dr. Yoon is an active member of the American Dental Association, Illinois State Dental Society, and Chicago Dental Society.
Dr. Duc Le, DMD
Dr. Le earned his Bachelor’s degree in Biology from the University of Houston in Houston, Texas. He then pursued his Doctor of Dental Medicine degree from Nova Southeastern University in Fort Lauderdale, Florida.
Dr. Le returned home and practiced dentistry in Houston, Texas for a few years. His priority is patient comfort and creating a dental experience for patients free of anxiety and fear. He makes sure he interacts with patients, educates them and gets to know them personally. He believes in delivering high-quality dental work in a gentle way while patients have the best experience they possibly can.
In 2023, Dr. Le and his wife moved to Lombard when his wife got accepted to the Dental School in Midwestern University, Downers Grove. In his spare time, he likes traveling, working out, spending quality time with his wife and their two dogs
Dr. Saif Khan, DDS
Dr. Saif Khan is a compassionate and dedicated general dentist who is committed to helping patients achieve healthy, confident smiles in a comfortable and welcoming environment. He believes that exceptional dental care begins with trust, open communication, and taking the time to understand each patient’s individual goals and concerns. Dr. Khan earned his Bachelor of Science in Biology from the University of Illinois at Chicago before receiving his Doctor of Dental Surgery degree from University of Detroit Mercy School of Dentistry. Dr. Khan believes that every patient deserves to feel comfortable, informed, and respected throughout their dental experience. He takes the time to listen to each patient’s concerns, explain treatment options clearly, and develop personalized care plans tailored to their individual needs. He is committed to lifelong learning and continually expanding his skills to provide the highest standard of care. Outside of the office, Dr. Khan enjoys staying active, spending time with friends and family, playing pickleball, and traveling. He looks forward to building lasting relationships with his patients and serving the community with compassionate, personalized dental care.
Dr. Alan Quirarte DMD
Dr. Alan Quirarte grew up in Chicago and received his Bachelor degree in biology from the University of Illinois at Chicago. He then went on to pursue his Doctor in Dental Medicine degree from the University of Illinois-Chicago College of Dentistry. Outside of dentistry, he spends time with his beagle and enjoys playing soccer.
He has a passion for educating patients about their oral health and providing information about the possible treatments and why they are needed. He loves improving the oral and overall health of his patients, through education and high quality service.
Dr. Tram Le, DDS
Dr. Tram Le was born in Vietnam and raised in Memphis, TN. She earned her bachelor’s degree in Neuroscience from the University of Tennessee, Knoxville. She then earned her Doctor of Dental Surgery degree from the University of Tennessee Health Science Center. Growing up, Dr. Le experienced first hand the positive impact dentistry had on her own smile and self-confidence. Since then, she developed a passion for providing exceptional and comforting dental care to her patients.
Currently Dr. Le is a member of the Chicago Dental Society, the Illinois State Dental Society, and the American Dental Association.
In her free time, she enjoys living an active lifestyle, cooking new recipes, exploring the city, and spending time with her friends and family.
Dr. Duyen Tran, DMD
Dr. Duyen Tran grew up in Chicago, Illinois, where she completed her Doctor of Dental Medicine training at Midwestern University and received the Award of Excellence in Patient Care. She is trained in cosmetic dentistry, Invisalign, endodontics, and comprehensive care.
Growing up, Dr. Tran always had a terrible and traumatic dental experience. Having been in the patient’s position, she personally understands the importance of meeting the right doctor who can properly diagnose, treat and educate patients in oral health and overall wellness. Dr. Tran is committed to making a difference in the community. Her goal is to deliver a positive dental experience with emphasis in comprehensive dental care, patient education and comfort. She is a dedicated practitioner who has committed to lifelong learning through evidence-based dentistry and continuing education courses to treat her patients with the latest knowledge and technology.
On her free time, Dr. Tran enjoys biking along the Lake Shore Drive, playing tennis, and exploring new places with her family.
Dr. Olivia Reyes, DDS
Dr. Reyes was born and raised in Northern California and earned her Doctor of Dental Surgery degree from the University of California, Los Angeles. She provides comprehensive general dentistry with a strong focus on long-term oral health and patient comfort. Dedicated to continuing education, Dr. Reyes is committed to staying current with the latest advancements in dentistry to deliver high-quality care in a welcoming environment where patients feel confident in both their treatment and their smile. Outside the office, she enjoys walking her two dogs along the lake shore, traveling, and exploring Chicago’s vibrant neighborhoods.
Dr. Deon Rosell, DDS
(S Ashland Location) and (S Pulaski Location)
A Midwesterner through and through, Dr. Rosell has spent his life rooted in the Chicago and Indiana areas. After heading East to earn his dental degree in Washington, D.C., Dr Rosell was eager to return home to the Midwest to practice and give back to the region he loves.
For Dr. Rosell, dentistry is a powerful way to help others and make a positive impact on people’s lives. He has a deep passion for community service and is currently working toward becoming a volunteer firefighter to serve his neighbors in a whole new way. When he isn’t helping patients achieve healthy smiles or training for the fire department, you can almost always find him outdoors enjoying the fresh air. He brings that same energetic, down-to-earth spirit into the office, making sure every patient feels comfortable, heard, and genuinely cared for.
Dr. Nihad Ammar, DMD
Dr. Nihad Ammar was born and raised in Chicago where he graduated from the University of Illinois at Chicago (UIC) with a Bachelors in Biological Sciences. He then went on to earn his Doctor of Dental Medicine degree from UIC College of Dentistry. At UIC, Dr. Ammar was in the Honors Oral Surgery program where he obtained advanced training in simple and surgical procedures as well as pre-prosthetic surgery. . He is a member of the Chicago Dental Society, Illinois State Dental Society, and the Chicago Muslim Dental Society. In his free time, Dr. Ammar enjoys working out, spending time with friends and family, and exploring Chicago.
Dr. Mitchell McShane, DMD
Dr. Mitchell McShane grew up in the northwest suburbs of Chicago where he attended St. Francis High School in Wheaton. He graduated from the University of Illinois at Urbana-Champaign with a degree in Molecular and Cellular Biology and received his DMD at Tufts University School of Dental Medicine in Boston, Massachusetts. Dr. McShane worked alongside his father for one year following dental school learning various techniques in restorative, endodontic, and pediatric dentistry. He currently lives in the city of Chicago and enjoys playing golf and softball, watching all Chicago and University of Illinois sports, and spending time with friends downtown. He looks forward to working with the Precision Dental team and serving the West Lawn area.
Dr. Sergio Loubriel DMD
(W Cermak Location and S Pulaski Location)
Dr. Loubriel was born in raised in Niles, Illinois. Dr. Loubriel completed his undergraduate studies, majoring in Microbiology at the University of Iowa. Dr. Loubriel attended Midwestern University College of Dental Medicine in Illinois, receiving his Doctor of Dental Medicine degree in 2018.
Over the past 7 years, he has provided care to Chicagoland area and suburbs. Dr. Loubriel enjoys educating patients in their oral health as well as overall health.
In addition, he wants to make sure every patient feels comfortable with their dental experience. He enjoys taking continuing education courses in dentistry to provide patients with the latest technology.
When Dr. Loubriel is not practicing dentistry, he enjoys hiking, running and dancing. Dr. Loubriel is an active member in the American Dental Association, Illinois Dental Society as well as the Chicago Dental Society.
Dr William Ward, DMD
Born and raised in the suburbs of Chicago, Dr. Ward attended Benedictine University in Lisle, IL for his bachelor’s degree in Biology. He then earned his Doctor of Dental Surgery degree at the University of Detroit Mercy School of Dentistry, after which he moved back and has since been working in the Chicago area. As a kid, Dr. Ward was no stranger to the dentist, but as a result of numerous positive experiences, he decided he wanted to be a dentist when he was only 8 years old. Dr. Ward knows the difference that a good dentist can make, and he understands his role in ensuring his patients also have positive experiences in the dental chair. Outside of the office, he enjoys long bike rides, playing piano and guitar, and planning backpacking trips.
Dr. Hussien Ahmad, DMD
Dr Ahmad was born and raised in Bethlehem, Palestine. He has moved to the States in 2010 and has
started his dental education since then. Dr Ahmad has graduated from the University of Illinois at
Chicago (UIC) with a Bachelor’s in Chemistry. He then started his dental program at Midwestern
University- Downers Grove College of Dentistry in 2016, where he has been exposed to work with digital dentistry, Invisalign, Lasers and Implants. Dr Ahmad enjoys providing general dentistry to all age groups and is excited to meet all of the patient’s needs. In his free time, he enjoys watching and playing soccer.
Dr. Margareta Cipo, DMD
(W Belmont Location and W Diversey Location)
Dr. Margareta Qirko was born and raised in Tirana, Albania. She earned her first dental degree in Krakow, Poland in 2003 and has worked since than as a general dentist in Poland, Albania and Germany. Dr. Qirko moved to the States in 2018 where she started the Advanced Standing Program for International Dentist at University of Illinois in Chicago and earned the degree of Doctor of Dental Medicine. She is a member of American Dental Association, Academy of General Dentistry and has been nominated for OKU National Dental Honor Society. Dr. Margareta enjoys all areas of General Dentistry and is devoted to provide patients with the less stressful and best possible dental experience. She is a mother of two children and in the free time enjoys reading and spending time with her family.