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Omer Khalid, M.D.

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  • Primary location: Wadsworth

  • Primary hospital: CJW Medical Center, Virginia Endoscopy—Southside

  • Certifications: Board Certified in Gastroenterology, 2014

Dr. Khalid is originally from Karachi, Pakistan. He earned his medical degree from Dow medical University with top honors. He then moved to the United States and came to Bluefield, Virginia where he completed a medical externship. Dr. Khalid completed his internship and residency from Southern Illinois University in Springfield, IL. He was awarded as the best resident teacher. In addition, he also served as a Chief Resident at his training institute.

Before beginning his training in gastroenterology Dr. Khalid served on the internal medicine faculty as an Assistant Professor of clinical medicine at Indiana University. He went to St. Louis for his fellowship and completed his training in gastroenterology from St. Louis University in 2014. In addition, he acquired additional training in hepatology and transplant from St. Louis University.

Dr Khalid has played an investigatory role on a number of trials in the area of hepatitis C infection. Results of his research have appeared in such notable peer-reviewed publications as Clinical Investigation, Clinics in Liver Disease, and Liver International, among others. Dr Khalid has also co-authored a number of posters presented at annual meetings, including Digestive Disease Week in 2013 and ACG’s 77th Annual Scientific Meeting in 2012. His clinical and research focus is on hepatology including treatment of viral hepatitis, auto-immune liver disorders, care of patients with liver cirrhosis and liver cancer as well as colon cancer prevention, IBS, GERD, biliary/pancreatic diseases.

He is a member of the American College of Gastroenterology and the American Association for the Study of Liver Diseases.

Jayant P. Talreja, M.D.

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  • Primary Office Location: St. Mary’s Medical Office Building, 5855 Bremo Road, Suite 706, Richmond, VA 23226
  • Primary Hospital: St. Mary’s Hospital
  • Certifications: Board Certified in Gastroenterology, 2012, and Internal Medicine, 2009

Dr. Talreja is originally from Virginia Beach, VA. In 2002, he completed a Bachelor of Arts with distinction in Biology at the University of Virginia. In 2006, he attained his Doctor of Medicine at the Medical College of Virginia/VCU School of Medicine. He then went on to complete his Internship, Internal Medicine Residency, and Gastroenterology Fellowship at the University of Virginia. During his fellowship, he was selected as the 2010 Department of Medicine Fellow of the Year. In 2011, he was the recipient of the UVA McPherson Award for Excellence in Clinical Research and the international recipient of the Yang K. Chen Fellowship Program. He was selected as the 2011-2012 Chief Fellow and was the recipient of the Carl L. Berg Most Valuable Player Award in 2012.

Following his training at UVA, he was selected for an Advanced Endoscopy Fellowship at the Massachusetts General Hospital and Brigham & Women’s Hospital of Harvard Medical School , which he completed in June 2013.

Dr. Talreja’s areas of interest include gastro-esophageal reflux disease (GERD), Barrett’s esophagus, peptic ulcer disease, GI bleeding, difficulty swallowing, inflammatory bowel disease (ulcerative colitis and Crohn’s disease), irritable bowel syndrome, changes in bowel habits, GI motility disorders, gastrointestinal polyps, disorders of the biliary tract and pancreas, liver diseases, and endoscopic management of GI cancers.  He has expertise in the following general and advanced endoscopic procedures:

 

  • Upper endoscopy (EGD)
  • Colonoscopy (including removal of small and large polyps)
  • Endoscopic retrograde Cholangio-pancreatography (ERCP)
  • Endoscopic Ultrasound (EUS) with fine needle aspiration
  • Endoscopic Mucosal Resection (EMR)
  • Radiofrequency Ablation of Barrett’s Esophagus (HALO)
  • EUS-guided fiducial placement into malignant lesions for targeting radiation therapy
  • Single-operator cholangioscopy and pancreatoscopy (SpyGlass)
  • Single-balloon enteroscopy
  • Endoluminal stent placement – esophageal, duodenal, colonic
  • Probe-based confocal laser endomicroscopy (Cellvizio)
  • Over-the-scope clip placement for leaks/perforations (Ovesco, Aponos pad-lock)
  • Bariatric endoscopy
  • Endoscopic feeding tube placement (PEG)
  • Endoscopic dilation with botox or steroid injection
  • Endoscopic BRAVO pH monitor placement
  • Video capsule endoscopy

In his free time, Dr. Talreja enjoys traveling, running, basketball, tennis, golf, visual arts, and reading.

Paul S. Monroe, MD (Retired)

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Dr. Paul Monroe retired from Gastrointestinal Specialists Inc. in December 2013.

Dr. Monroe, a native of Elyria, Ohio, received his BA from Amherst College in Massachusetts in 1971.  He then attended The University of Chicago, where he was awarded his MD in 1975.  Dr. Monroe completed both his Internship and Residency at Georgetown University Hospital, and did his Fellowship in Gastroenterology from 1978 to 1980 at The University of Chicago, where he was awarded the Chicago Gastroenterology Society Fellow Research Prize.

Paul Monroe was a welcome addition to GSI in 1983, a time when the group consisted of two other GI doctors.  As the years have progressed, Dr. Monroe achieved recognition for the expertise he was able to deliver in ERCP and EUS work.  Known as much for his bow ties as his incisive intellect, Dr. Monroe worked with hospitals to help them achieve the goal of quality care.

Louis G. Gelrud, MD (Retired)

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Dr. Louis Gelrud retired from Gastrointestinal Specialists Inc. in December 2013.

Louis Gelrud founded Gastrointestinal Specialists, Inc. , and served in a leadership capacity throughout the life of the corporation, overseeing its growth and development. A native of Baltimore, Maryland, Dr. Gelrud attended the University of Maryland, where he was awarded a BA in 1967. He also achieved his MD degree in 1971 at the University of Maryland Medical Center, where he also attained membership in Alpha Omega Alpha. He came to Richmond, to The Medical College of Virginia, where he did his Internship and Residency in Internal  Medicine, finishing in 1975. He then went on to complete a Fellowship in Gastroenterology at The Medical College of Virginia in 1977.  From 1977 to 1979 Dr. Gelrud practiced at St. Mary’s Hospital as Louis G. Gelrud, M.D., Ltd.  The present practice name, Gastrointestinal Specialists, Inc. was chosen in 1983 when the group had grown to three physicians.

During his years of practice, Dr. Gelrud played an important leadership role for the hospital, serving on various committees and offering suggestions on how to streamline operations and maximize quality care. He also kept up with a large practice, with many long-term, very loyal patients, along with a steady influx of new patients.

Savita Srivastava, M.D.

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  • Primary location: St. Mary’s Hospital

  • Primary hospital: St. Mary’s Hospital

  • Outpatient services: Virginia Endoscopy Center and St. Mary’s Hospital

Dr. Savita Srivastava is originally from Buffalo, NY. She graduated magna cum laude from Brown University in Providence, RI, with a dual concentration in Biochemistry and English. As an undergraduate, her English degree focused on the art of medicine in literature. She went on to medical school at the Albert Einstein College of Medicine in New York. As a medical student, she served as the National Chair of the American Medical Association’s Medical Student Section, where she advocated for health care reform and created a national service project to enroll uninsured children into the Children’s Health Insurance program.

Dr. Srivastava completed her internal medicine internship and residency at Georgetown University Hospital in Washington, DC. She went on to serve as the Chief Medical Resident for Georgetown and INOVA Fairfax Hospitals. She presented her research as a medical resident in liver diseases at the American College of Gastroenterology, and won the Presidential Poster Award. During this time, she also served as an intern at the Office of the U.S. Surgeon General and chaired the Resident and Fellows Section of the medical Society of DC.

Dr. Srivastava completed her Gastroenterology Fellowship at Yale University in New Haven, CT, where she also pursued research in autoimmune liver diseases under the auspices of National Institutes of Health training grant. As a fellow, she won the Kushlan Award for outstanding gastroenterology fellow at Yale.

After graduating fellowship, she was a professor at Duke University School of medicine, one of the top GI programs in the nation for 5 years. She subsequently worked as a gastroenterologist for the University of Virginia Physician’s Group where she started a clinical gastroenterology practice for UVA in the exurbs of DC. She was named “Top Doctor” by Northern Virginia Magazine in 2014, 2015, and 2016.

Dr. Srivastava is a national leader in gastroenterology and currently serves as a member of the American Gastroenterological Association’s (AGA) Publication’s Committee. She was also among a handful of young physicians chosen by the AGA to participate in the AGA’s Future Leader’s Program, invested in developing the future national leaders for the organization.

Dr. Srivastava’s clinical interests include: women’s digestive health, colon cancer screening, irritable bowel syndrome, integrative gastroenterology, the microbiome and liver diseases.

Dr. Srivastava is married to her husband Sameer and has 2 young children. She enjoys spending time with her family, traveling, exploring culture, art and cuisine in Washington and Richmond, wine tasting in Virginia wine country and working out.

 

Ben Bradenham Jr., MD

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Dr. Bradenham Jr. is a native Richmond, and second-generation gastroenterologist. He obtained his undergraduate degree in Neuroscience at Washington and Lee University in 2006. He subsequently attended and graduated from the University of Virginia School of Medicine in 2010. Residency training then brought Dr. Bradenham Jr. and his physician wife, Courtney Bradenham, to Saint Louis, Missouri. After completing three years of Internal Medicine residency training at Washington University’s Barnes-Jewish Hospital, he spent the next three years in the Gastroenterology & Hepatology fellowship at Saint Louis University.

After six years in Saint Louis, in 2016 he returned home to Richmond, Virginia and joined GSI. Dr. Bradenham Jr. cares for patients suffering from all gastrointestinal diseases; however, he has specific interests in the evaluation and management of pre-cancerous and malignant disease throughout the GI tract, liver disease, gastrointestinal motility disorders and the future of endoscopic weight loss solutions.

J. Diego Baltodano, MD

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  • Primary location: Wadsworth-Midlothian Center

  • Primary hospital: Bon Secours St. Francis Hospital

  • Outpatient services: Virginia Endoscopy Group (Northside, Staples Mill Rd), and (Southside, Midlothian Plaza), St. Francis Hospital, St. Francis outpatient Johnston-Willis Hospital, Johnston-Willis outpatient, Chippenham Hospital, Chippenham outpatient

  • Certifications: Board Certified in Gastroenterology, 2008

Dr. Diego Baltodano has been with GSI since 2013. He received his Doctor of Medicine in 1999 from the Universidad de Costa Rica. He completed his internship and residency in internal medicine in 2003 at SUNY Upstate Medical University.

In 2008, he completed his fellowship in gastroenterology at SUNY Upstate Medical University, and since then he has practiced gastroenterology at the Hunter Holmes McGuire VA Medical Center in Richmond, Va. He is also an assistant professor of internal medicine and gastroenterology at VCU School of Medicine.

Alex R. Seamon, M.D.

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Dr. Seamon grew up in Roanoke, Virginia and attended the College of William & Mary as a Monroe Scholar, graduating with a bachelor of science in Biology in 2004. Following undergraduate training, he earned his Doctor of Medicine from Eastern Virginia Medical

School in Norfolk and proceeded to the University of Florida to complete his internship and residency in Internal Medicine. Dr. Seamon was then honored to serve as chief medical resident at the University of Florida, prior to embarking on his training in gastroenterology and hepatology at the Medical College of Wisconsin, in Milwaukee.

While in fellowship, Dr. Seamon worked with a very diverse group of patients including patients with inflammatory bowel disease, irritable bowel syndrome, liver disease, gastroesophageal reflux disease (GERD), swallowing difficulties, peptic ulcer disease and stomach problems, colon polyps, diarrhea, constipation, hepatitis, motility disorders and general gastrointestinal well-being. He served as co-chief fellow, and graduated from the program in 2015, followed by joining GSI.

Out of the office, Dr. Seamon enjoys the great outdoors, playing sports and attending sporting events, running, swimming, mountain biking, snowboarding and hiking with his dog Scout. His father is an internal medicine physician in Fredericksburg, and his brother is an orthopedic surgeon in his hometown of Roanoke.

Andy J. Thanjan, M.D.

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  • Board Certified in Gastroenterology, 2012

  • Primary Location: St. Mary’s Medical Office Building North

  • Primary Hospital: Bon Secours St. Mary’s Hospital

  • Outpatient services: Virginia Endoscopy Group (Northside, Staples Mill Road) , St. Mary’s Hospital

A third generation physician, Dr. Thanjan studied as an undergraduate at the George Washington University in Washington, D.C.  He graduated Summa Cum Laude and received his Bachelor of Arts degree in 2002.  He attained his Doctor of Medicine in 2006 from the George Washington University School of Medicine.  From D.C., Dr. Thanjan completed his Internal Medicine residency (2009) at Albert Einstein College of Medicine, Montefiore Medical Center in New York.  From 2009 to 2012, Dr. Thanjan completed his Gastroenterology fellowship at Albany Medical College in New York.  

His memberships have included Phi Beta Kappa, American Gastroenterological Association, American College of Gastroenterology, and American Society for Gastrointestinal Endoscopy.

He manages general gastrointestinal diseases and performs upper GI endoscopy and colonoscopy.  Dr. Thanjan’s areas of interest include gastroesophageal reflux disease, peptic ulcer disease, constipation, diarrhea, colorectal cancer screening, hemorrhoid banding, and liver diseases including Hepatitis B and C.

With his excellent training, GSI was happy to welcome him into the practice in 2012.  He has been a valuable addition to our group.  He is accepting new patients.

Dr. Thanjan, his wife Lisa, and his daughter enjoy spending time with family and friends, exploring the outdoors, and trying different cuisines.

Souheil G. Abou-Assi, MD

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  • Primary location: St. Mary’s Medical Office Building

  • Primary hospital: Bon Secours St. Mary’s Hospital

  • Outpatient services: Virginia Endoscopy Group (Northside, Staples Mill Road), and (Southside, Midlothian Plaza), St. Mary’s Hospital, St. Mary’s outpatient

  • Certifications: Board Certified in Gastroenterology, 2001

Dr. Souheil Abou-Assi has been with GSI since 2006. A native of Abadieh, Lebanon, Souheil received his Bachelor of Science degree from College la Sagesse there. He attended Saint Joseph University in Beirut from 1988 to 1995, attaining his Doctor of Medicine degree. He then travelled to America and did his Internship in Internal Medicine at Robert Wood Johnson Medical School in Camden, New Jersey. He went on to complete his Residency there in 1998.

From 1998 to 2001, Dr. Abou-Assi trained at the Medical College of Virginia as a Fellow in Gastroenterology and Hepatology. He practiced at MCV and at McGuire Veteran’s Administration Medical Center as an assistant professor of medicine in Gastroenterology and Hepatology until the end of 2005. During his tenure at the VA, Dr. Abou-Assi served on the steering committee of the Advanced Clinic Access and also as the Director of GI/Hepatology outpatient services.

Dr. Abou-Assi became busy very quickly upon joining GSI in 2006; he has developed a loyal following of patients and a steady stream of new patient referrals. He is known for his boundless energy as well as his commitment to getting the most out of each day.

Dr. Abou-Assi’s areas of interest are general gastrointestinal disorders including endoscopy and colonoscopy, irritable bowel syndrome and inflammatory bowel diseases (Crohn’s disease and ulcerative colitis), nutrition, liver diseases, endoscopic treatments of Barrett’s esophagus, endoscopic management of gastrointestinal cancers, endoscopic ultrasound, endoscopic retrograde cholangiopancreatogram (ERCP), pancreatic diseases (pancreas cysts, pancreas cancer, pancreatitis, and pseudocysts), bile duct strictures and stones and endoscopic removal of large polyps and early cancers.

Dr. Abou-Assi is an active member of the Medical Executive Committee and the Physician Excellence Committee of Saint Mary’s hospital.

Dr. Abou-Assi is fluent in three languages, English, Arabic and French. His hobbies and interests include biking, playing tennis, reading, traveling and fishing.