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Gastroenterology Associates Of Northern Virginia
Fairfax, VA

Nader H. Balba, MD
Nader H. Balba, MD

Dr. Balba earned his Bachelor’s of Science in Molecular and Cell Biology at the University of Connecticut, graduating Phi Beta Kappa. He then attended graduate school at Yale University during which he was involved in molecular genetic research and teaching.

Dr. Balba then attended Georgetown University for internship, residency and gastroenterology fellowship including training in advanced endoscopy.

Dr. Balba joined Gastroenterology Associates of Northern Virginia in 2003 and is board certified in internal medicine and gastroenterology with faculty appointments at INOVA Fairfax hospital and INOVA Fair Oaks hospital. He has varied interests including advanced endoscopy such as ERCP, colonoscopy, upper endoscopy, video capsule endoscopy, IBD, functional bowel disorders, esophageal disorders, and newer technologies such as the Smart Pill. He is also involved in research including on eosinophilic esophagitis.
Michael A. Garone, MD
Michael A. Garone, MD

Dr. Michael Garone went to Union College (New York), where he earned departmental honors in biology after spending 2 years doing research in the field of endocrinology. After college, he spent the next year doing research in epidemiology at Harvard Medical School. He then went on to attend the Albany Medical College, where he earned an MD degree.

Dr. Garone then completed his training in internal medicine and fellowship in gastroenterology at the George Washington University Hospital in Washington, D.C. While at GWUH, he was involved in pancreatic disease and bile salt research. After completion of his training and becoming board certified in both internal medicine and gastroenterology, he decided to open his own practice in Fairfax County. After establishing a very successful practice, he merged with another group, which was the foundation for the current group practice. Dr. Garone is Board Certified in Gastroenterology.

Dr. Garone spent several years working as a member of the Fairfax County Medical Society and as a delegate for the Medical Society of Virginia. Over the years, Dr. Garone has served as Chief of Gastroenterology at Fair Oaks Hospital, served on many INOVA-related hospital committees, and continues to spend time teaching medical students, residents and fellows in gastroenterology.

He is a member of the American Gastroenterological Association, American College of Gastroenterology, Medical Society of Northern Virginia, Medical Society of Virginia, and serves on the medical advisory committee of the Crohn’s and Colitis Foundation of America’s national capital area chapter. He has been recognized as one of the area’s top gastroenterologists by several publications, including The Washingtonian, Northern Virginia Magazine and Checkbook Magazine.
Ahmed Hegab, MD
Ahmed Hegab, MD

Dr. Hegab, who earned his Doctor of Medicine degree from Cairo University in Egypt, specializes in Adult Gastroenterology at GANV.

After completing his medical education, Dr. Hegab did residency and fellowship training at the Medical College of Virginia in Richmond. He is board certified in Internal Medicine and has hospital affiliations at INOVA Fairfax and INOVA Fair Oaks. His society memberships include the American College of Gastroenterology and the American Gastroenterological Association.

In addition to Adult Gastroenterology, Dr. Hegab’s medical interests are in Hepatology, Transplant Medicine. He is a specialist in Colonoscopy; Esophagogastroduodenoscopy (EGD); Video Capsule Endoscopy; Diagnostic and Therapeutic Endoscopic Retrograde Cholangiopancreatography (ERCP); Flexible Sigmoidoscopy; Anoscopy; Endoscopic Gastrostomy Feeding Tube Placement (PEG); Esophageal and Colon Dilation; Infrared Coagulation of Hemorrhoids.
Byungki Kim, MD
Byungki Kim, MD

Dr. Kim earned a bachelor’s degree in biology with honors from the University of Chicago before entering medical school at Cornell University. Dr. Kim is Board Certified in Gastroenterology.

After receiving his MD from Cornell, Dr. Kim did his residency in internal medicine at New York Hospital-Cornell Medical Center and a fellowship in Gastroenterology at the University of Michigan Medical Center. Following his fellowship, Dr. Kim was an assistant professor of medicine at Penn State Medical School. He now serves as Chief of Gastroenterology at INOVA Fair Oaks Hospital and is a member of the Advanced Endoscopy Center at INOVA Fairfax Hospital.

Dr. Kim specializes in diagnosing and treating the full spectrum of gastrointestinal disorders. His special interests include: advanced endoscopic procedures, including EUS and ERCP; early diagnosis and treatment of gastrointestinal cancers; and pancreatic and liver diseases.
Behzad Kalaghchi, MD
Behzad Kalaghchi, MD

Dr. Kalaghchi is a gastroenterologist specializing in advanced endoscopic procedures. His areas of interest include diagnostic and interventional applications of Endosonography; endoscopic therapy of Barrett’s Esophagus; and therapy of Pancreato-biliary conditions. He earned his medical degree at Tehran University of Medical Sciences, completing a seven-year program. He did his internship and residency in internal medicine at the DC General Hospital-Georgetown service, and served one year as chief resident.

Dr. Kalaghchi did gastroenterology fellowship training at Howard University. He has subsequently completed Advance Endoscopy Fellowship at University of Florida-Shands, focusing on therapeutic pancreato-biliary endoscopy and diagnostic and interventional Endoscopic Ultrasonography.

He is board certified in internal medicine and in gastroenterology, is a Fellow of the American College of Gastroenterology and a member of American Society for Gastrointestinal Endoscopy.

Dr. Kalaghchi has practiced in Northern Virginia since 2005 and has joined GANV in 2007. His hospital affiliations are with INOVA Fairfax and INOVA Fair Oaks hospital.
Asma Khapra, MD
Asma Khapra, MD

Dr. Khapra earned her undergraduate degree in biology from the Johns Hopkins University in Baltimore, where she was inducted into Phi Beta Kappa Honors Society. She remained at Hopkins to earn a Doctor of Medicine degree.

She completed an internship in Internal Medicine at Duke University Medical Center in North Carolina and a residency in Internal Medicine at New York-Presbyterian Hospital/Cornell Weill Medical Center.

Dr. Khapra moved to Mount Sinai Medical Center of New York to complete her gastroenterology fellowship, where she served as the Chief Gastroenterology Fellow. A native of the metro Washington, D.C. area, Dr. Khapra returned to the area in 2007 and joined Gastroenterology Associates of Northern Virginia.

Dr. Khapra is board certified in Internal Medicine and Gastroenterology. She is a member of the American College of Gastroenterology, American Gastroenterology Association, the Crohn’s and Colitis Foundation and the Medical Society of Virginia. As an author of the AGA GastroSlides Project for Digestive Health and Disease in Women, Dr. Khapra has given presentations at national medical meetings and published several research articles. She currently serves as a clinical trials sub-investigator at GANV.
Kenneth R. Mirkin, MD
Kenneth R. Mirkin, MD

Dr. Mirkin has always had an interest in music, and before entering college he had risen to Concert Master of an orchestra in his native New York City. He continued to pursue his interest in music at City University of New York, where he earned a Bachelor of Arts in Music and Psychology and a Masters in Psychology. He earned his MD degree at Wayne State University.

Dr. Mirkin's post-doctoral training included an internship, residency, and Chief of Residency in Internal Medicine at the University of Connecticut. He did a Fellowship in Gastroenterology at the University of Connecticut and is board certified in both internal medicine and gastroenterology. His medical special interests include Crohn's Disease, ulcerative colitis, inflammatory bowel disease and functional bowel disorders.

He has practiced in Northern Virginia since 1983, serving as Chief of Gastroenterology at INOVA Fairfax Hospital for 12 years and on the Medical Advisory Board of the Crohn's & Colitis Foundation of America (CCFA) for more than a decade. Currently, he heads the research division of Gastroenterology Associates of Northern Virginia and is the principal investigator in a number of ongoing studies.

Jeremias C. Tan, MD
Jeremias C. Tan, MD

Dr. Tan earned his B.A. in English at The George Washington University, and was inducted into Phi Beta Kappa Honor Society. He continued his medical school training, internship, and residency in Internal Medicine at The George Washington University Medical Center, rising to the rank of Chief Medical Resident.

Attracted to both the technical and intellectual aspects of Gastroenterology, he decided to pursue sub-specialty training at The Lahey Clinic in Boston, Massachusetts. Dr. Tan enjoyed all aspects of general Gastroenterology and spent particular attention to treatment of Inflammatory Bowel Disease, Liver Disease, Small Bowel Video Capsule Endoscopy, non-surgical treatment of hemorrhoids and Biliary Endoscopy.

Dr. Tan is board certified in Internal Medicine and Gastroenterology and he has hospital practice affiliations with INOVA Fairfax and INOVA Fair Oaks. His professional memberships include the American Gastroenterological Association, the American Society for Gastrointestinal Endoscopy, the American College of Gastroenterology and the American College of Physicians.
Gastroenterology Associates Of Northern Virginia - (703) 698-8960