Mingliarti Tjahjana, MD
Internal Medicine Physician & Primary Care Physician located in Reston, VA
About Dr. Tjahjana
Dr. Mingliarti Tjahjana, fondly known as “Dr. T” by her patients, is a dedicated and highly respected internist, Obesity Medicine specialist, and civil surgeon at One Health Medical Care in Reston, Virginia. Fluent in English, Spanish, Mandarin, and Indonesian, Dr. Tjahjana provides a welcoming, multilingual environment for her diverse patient community across Reston and nearby areas such as Herndon, Sterling, Fairfax, Great Falls, and Chantilly.
Specializing in primary and preventative care, obesity management, and immigration physicals, Dr. Tjahjana is particularly recognized as a Civil Surgeon who expertly guides patients seamlessly through the immigration medical examination process. Dr. Tjahjana and her team are also particularly passionate about their work in Obesity Medicine, helping patients transform their lives by guiding them through sustainable weight management and improved health outcomes. Her expertise also extends to managing chronic conditions such as diabetes, arthritis, fibromyalgia, migraines, and mental health concerns, including anxiety and depression.
Patients appreciate her thorough, compassionate approach, with many reviews highlighting her attentiveness, clarity in explanations, and personalized care. Known for her insightful approach and staying current on the latest medical research, Dr. Tjahjana carefully tailors her recommendations to suit each patient’s unique health needs. One patient credited her with dramatically improving their health through her weight management program, while others value her patience, respect, and support during each visit.
Certified by the American Board of Internal Medicine and the American Board of Obesity Medicine, Dr. Tjahjana earned her medical degree from Universitas Padjadjaran in Indonesia and completed her residency at Interfaith Medical Center in New York City. She also conducted endocrinology research at MedStar Research Institute in Washington, DC, further enriching her clinical expertise. Beyond her practice, Dr. Tjahjana is committed to mentoring the next generation of medical professionals and fostering a positive, empowering environment for both her patients and staff.
Together with her husband, Wiwit—a seasoned realtor with 14 years of experience—Dr. Tjahjanas share a mission to create positive impact, both in healthcare and through their work in real estate, serving as a blessing to others and creating lasting value for their community.
Outside of her professional life, Dr. Tjahjana is an avid traveler who, alongside her husband and two sons, has explored all 50 U.S. states and 51 countries across all 7 continents. She enjoys visiting national parks, kickboxing, yoga, ballroom dancing, trying local cuisine, and hiking. One of her most memorable adventures was climbing Mt. Kilimanjaro.
Dr. Tjahjana and her team are currently welcoming new patients and invite you to experience their compassionate and expert care by booking an appointment with One Health Medical Care today.
