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Dabo Xu, MD, is a board-certified physician in gastroenterology, hepatology, and internal medicine at the Gastro Center of Maryland, with locations in Annapolis, Columbia, Olney, Riverdale, Timonium and Gaithersburg, Maryland.

Dr. Xu treats a wide variety of conditions at the practice, including gastroesophageal reflux disease (GERD), ulcerative colitis and Crohn’s disease, irritable bowel syndrome (IBS), celiac disease, colon cancer, liver disease, and other gastrointestinal conditions. 

Dr. Xu completed his medical residency at St. Agnes Hospital, as well as a gastroenterology fellowship at the University of Michigan. He has conducted clinical and translational research on several topics, such as GERD, intestinal inflammation, liver diseases and cancers, and gastrointestinal pharmacology. His works were published in the most prestigious gastroenterology journals and presented at national and international medical conferences.

He has more than 20 years of clinical experience in gastroenterology and hepatology. Dr. Xu has a special interest in preventive care, often working alongside patients to prevent disease and improve their quality of life through precise and effective personalized treatments.

With a passion and dedication to patient experiences, Dr. Xu believes it’s important to build relationships with those in his care and enjoys helping patients find better health and wellness.

William Condrell, MD, is a board-certified internal medicine physician at Condrell Primary Care in Washington, DC, and Bethesda, Maryland. He enjoys being a physician and genuinely looks forward to seeing his patients every day.

Dr. Condrell earned his Bachelor of Arts in biology from Pomona College in Claremont, California. He then graduated from Georgetown University in Washington, DC, with a Master of Science before earning his Doctor of Medicine from Georgetown University School of Medicine. After graduating, he completed his internship and residency in internal medicine at Georgetown University Medical Center. 

He opened Condrell Primary Care in 1999. Dr. Condrell specializes in acute and urgent care, adolescent medicine, annual physicals, cardiac evaluations, preventative health, sports injuries, and vaccinations. 

Dr. Condrell believes it is most important to get to know his patients and encourages them to ask questions, so he fully understands their needs. He creates a relationship with patients that allows their participation in determining treatment options. His excellence is recognized by many, as he was awarded Top Doctor by Washingtonian Magazine in 2014 and 2017, as well as by Consumer Checkbook. 

Dr. Condrell lives in Warrenton, Virginia, with his wife and two children. Outside of work, he enjoys spending time with family, playing soccer, cycling, horseback riding, skiing, and doing ceramics. His favorite books include “Love in the Time of Cholera” and “7 Habits of Highly Effective People,” and some of his favorite artists are James Taylor, David Gray, and Natalie Merchant.

Melissa Grosvenor, PhD, M.S. CCC-SLP, I/ECMH-C, BCS-CL, is a board-certified child language specialist, credentialed infant mental health specialist, and owner of Express Yourself Pediatric Therapy, with locations in Palatine, Illinois, Bucktown, Chicago and Kensington, Maryland. She is highly qualified and a leader in her field.

Dr. Grosvenor completed her master’s degree in speech-language pathology at Rush University in Chicago, Illinois, and her doctorate in infant and early childhood development at Fielding Graduate University in Santa Barbara, California. 

Dr. Grosvenor is also a credentialed DIRFloortime® provider. She has more than 10 years of experience teaching courses through the International Council on Development and Learning (ICDL), Profectum, and the Erikson Institute. 

She loves the “family feel” culture at Express Yourself Pediatric Therapy, where the thriving nurturing environment drives growth and development for the outstanding therapists, children, and their families. Dr. Grosvenor attributes much of her success to her two beautiful children, who teach her important lessons about child development and parenting.

She welcomes new and existing patients to Express Yourself Pediatric Therapy and looks forward to helping them flourish.

Jill Forbes, A-CNP, GS-C is an experienced provider holding an Autonomous Practice license from the Virginia Board of Medicine. She has been a practicing NP since 2005 who provides primary care for ages 14 and up. Her background includes working as a charge nurse in a 28-bed Intensive Care Unit, private internal medicine practice for ten years, skilled nursing, rehab and assisted living facilities.  Jill has a passion for caring for the elderly population and aiding her patients during end-of-life. She is a Certified Gerontological Specialist (GS-C). Her services include providing primary care via Telehealth and in-person to homebound patients and to patients living in assisted living communities. Jill delivers quality and compassionate care to her patients. She received her Bachelors of Science in Nursing at the University of Tennessee, Knoxville and her Masters Degree in Nursing from the collaborative program of George Mason University and GW School of Medicine.

Jill Forbes, A-CNP, GS-C is an experienced provider holding an Autonomous Practice license from the Virginia Board of Medicine. She has been a practicing NP since 2005 who provides primary care for ages 14 and up. Her background includes working as a charge nurse in a 28-bed Intensive Care Unit, private internal medicine practice for ten years, skilled nursing, rehab and assisted living facilities.  Jill has a passion for caring for the elderly population and aiding her patients during end-of-life. She is a Certified Gerontological Specialist (GS-C). Her services include providing primary care via Telehealth and in-person to homebound patients and to patients living in assisted living communities. Jill delivers quality and compassionate care to her patients. She received her Bachelors of Science in Nursing at the University of Tennessee, Knoxville and her Masters Degree in Nursing from the collaborative program of George Mason University and GW School of Medicine.

William Condrell, MD, is a board-certified internal medicine physician at Condrell Primary Care in Washington, DC, and Bethesda, Maryland. He enjoys being a physician and genuinely looks forward to seeing his patients every day.

Dr. Condrell earned his Bachelor of Arts in biology from Pomona College in Claremont, California. He then graduated from Georgetown University in Washington, DC, with a Master of Science before earning his Doctor of Medicine from Georgetown University School of Medicine. After graduating, he completed his internship and residency in internal medicine at Georgetown University Medical Center. 

He opened Condrell Primary Care in 1999. Dr. Condrell specializes in acute and urgent care, adolescent medicine, annual physicals, cardiac evaluations, preventative health, sports injuries, and vaccinations. 

Dr. Condrell believes it is most important to get to know his patients and encourages them to ask questions, so he fully understands their needs. He creates a relationship with patients that allows their participation in determining treatment options. His excellence is recognized by many, as he was awarded Top Doctor by Washingtonian Magazine in 2014 and 2017, as well as by Consumer Checkbook. 

Dr. Condrell lives in Warrenton, Virginia, with his wife and two children. Outside of work, he enjoys spending time with family, playing soccer, cycling, horseback riding, skiing, and doing ceramics. His favorite books include “Love in the Time of Cholera” and “7 Habits of Highly Effective People,” and some of his favorite artists are James Taylor, David Gray, and Natalie Merchant.

Families in the greater Ashburn area can get all of their medical needs met — from routine treatment to urgent care — under one roof. As one of Ashburn, Virginia’s only physicians who specialize in both Internal Medicine and Pediatrics, Fuad Alykhan, MD offers a wide range of medical care at the Loudoun Walk In Medical Center, conveniently located in Ashburn near Sterling, Lansdowne, and Leesburg.

After earning his medical degree from Nishtar Medical College in Pakistan, Dr. Alykhan went through his residency training at Albert Einstein Medical Center in Philadelphia, completing his residency in both Internal Medicine and Pediatrics. Dr. Alykhan also went through a transitional year interning at Frankford Hospital in Philadelphia.

As a trusted Internist and Pediatrician, Dr. Alykhan’s patients commend his caring, yet informative bedside manner. Dr. Alykhan is fluent in English and Spanish and is also fluent in both Hindi and Urdu. He is known for his ability to diagnose and treat the most complex of conditions and help patients work to prevent future chronic issues.

Dr. Alykhan treats your family as if he were treating his own. When Dr. Alykhan isn’t busy caring for patients in the clinic, he enjoys spending time with his wife and children. He and his family reside in Loudoun County and enjoy being an active part of the community.

Ndubuisi Okafor, MD, is a board-certified internal medicine physician with over 20 years of experience. At his practice, Okafor Medical Associates, located in Washington, DC, Dr. Okafor offers patients compassionate care for a variety of conditions including chronic disease management, ADHD, and internal medicine concerns as a leading primary care physician.

Dr. Okafor obtained his medical degree from the Howard University Hospital and is board-certified by the American Board of Internal Medicine. He is also specially trained in Advanced Trauma Life Support and Advanced Cardiovascular Life Support.

Dr. Okafor is a registered Civil Surgeon with the United States Center for Immigration Services, so he can provide Immigration Medical examinations with all the required tests in the facility. In addition, is a Registered Certified Medical Examiner with the Federal Motor Carrier Safety Administration, so he can provide medical examination and certification for commercial motor vehicle drivers.

When he is not treating his patients, Dr. Okafor enjoys spending time with his family and pursuing his hobbies which include football, soccer, and running. Dr. Okafor also speaks English, Ibo, Yoruba, and Hausa.

He looks forward to meeting new patients and giving them the best care possible.

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Taseen Mir, MD, is a family medicine physician at Prosperity Internal Medicine in Reston, Virginia. Dr. Mir is passionate about helping you and your loved ones stay healthy at all times, and partners with you to find the best care plans. 

Dr. Mir obtained her bachelor’s degree in psychology from Michigan State University in Lansing, Michigan. She then went on to complete her medical education at St. Matthew’s University School of Medicine in Cambridge, England. After obtaining her doctorate in medicine, she pursued residency training in family medicine at Wayne State University School of Medicine in Detroit, Michigan. 

During her time as a physician, she was awarded the “Claire Knighten-Ward Award” for her humanism and excellence. She was also honored by Northern Virginia Magazine and the Washingtonian with a “Top Doctors Award.” 

At Prosperity Internal Medicine, Dr. Mir specializes in general practice, as well as allergy treatment and women’s health. She has been practicing family medicine for over fifteen years, and is committed to excellent health outcomes.

Tarique Zahir, MD, is an internal medicine physician at Prosperity Internal Medicine in Reston, Virginia. Dr. Zahir is proud to deliver exceptional medical care to adults, working closely with them to improve their health and quality of life. 

Dr. Zahir was born and raised in Beckley, West Virginia. He earned his undergraduate degree from Wake Forest University in Winston-Salem, North Carolina. He then went on to pursue his medical education at the Marshall University Joan C. Edwards School of Medicine in Huntington, West Virginia. 

After completing his formal education, Dr. Zahir received internship training from Case Western Reserve University/MetroHealth Medical Center in Cleveland, Ohio. Since practicing internal medicine, he was recognized for being a “Top Doctor” by Northern Virginia Magazine for four years, from 2018-2021. He was also honored with the Washingtonian “Top Doctors Award” for eight years in a row, starting in 2016 through 2023.

At Prosperity Internal Medicine, Dr. Zahir looks forward to meeting you and learning more about your health needs. He aims to ensure your experience is positive and helps you achieve your health goals.