About Our Providers
Tejas R. Mehta, MD
Board Certified, General Pediatrics and Pediatric Gastroenterology
Dr. Mehta is an honors graduate of the University of Florida in Gainesville where he received a bachelor’s degree in neuroscience. He then received his medical degree from the University of South Florida College of Medicine in Tampa. After completing his pediatric residency at the Emory University School of Medicine in Atlanta, Dr. Mehta continued at Emory to complete a fellowship in Pediatric Gastroenterology, Hepatology, and Nutrition.
Prior to joining Atlanta Gastroenterology Associates, Dr. Mehta was a pediatric gastroenterology attending physician at Arnold Palmer Hospital Center for Pediatric Digestive Health and Nutrition in Orlando, Florida. While there, he also served as clinical instructor at both Florida State University’s College of Medicine and the University of Central Florida’s College of Medicine. In addition, he participated in the ImproveCareNow program, a nationwide collaborative of pediatric gastroenterology centers to improve the standard of care and outcomes of children with inflammatory bowel disease (IBD).
Board certified in pediatric gastroenterology, Dr. Mehta has presented nationally and locally on several pediatric digestive topics, including gastroesophageal reflux disease (GERD), IBD, and probiotics. He has also contributed book chapters on the manifestations and treatment of GERD. He is a member of American Gastroenterological Association, the Crohn’s & Colitis Foundation of America, and the North American Society of Pediatric Gastroenterology, Hepatology and Nutrition (NASPGHAN).
Dr. Mehta’s primary areas of clinical interest include IBD, GI issues related to cystic fibrosis, and GI diseases resulting from food allergies, including eosinophilic esophagitis. He is fluent in Gujarati and joined the practice’s Pediatric and Adolescent Division in 2014.
Locations:
READ MORENirav R. Patel, MD
Board Certified, General Pediatrics and Pediatric Gastroenterology
Dr. Patel is an honors graduate of the University of Georgia in Athens where he received a bachelor’s degree in biochemistry. After receiving his medical degree from St. George’s University School of Medicine in Grenada, West Indies, he completed his pediatric internship and residency at Westchester Medical Center/Maria Fereri Children’s Hospital in Valhalla, N.Y. Dr. Patel then completed a fellowship in pediatric gastroenterology and nutrition at New York-Presbyterian Hospital/Weill-Cornell Medical Center in New York, N.Y. He is board certified in pediatric gastroenterology.
Prior to joining Atlanta Gastroenterology Associates, Dr. Patel was in private practice in South Carolina for five years and served as clinical assistant professor of pediatrics for the University of South Carolina School of Medicine. He is a member of the North American Society for Pediatric Gastroenterology, Hepatology and Nutrition, the American Academy of Pediatrics, the American College of Gastroenterology, and the American Society for Gastrointestinal Endoscopy. For the second consecutive year, he was named to Atlanta magazine's 'Top Doctors' guide in gastroenterology by Castle Connolly Medical, Ltd.
Dr. Patel’s primary areas of clinical interest include inflammatory bowel disease, celiac disease, chronic constipation, gastroesophageal reflux disease, and eosinophilic esophagitis. He is fluent in Gujarati and joined the practice’s Pediatric & Adolescent Division in 2014.
Locations:
Sandy Springs
Alpharetta
Marietta
Archie Ramaswami, MD
Board Certified, General Pediatrics
Dr. Ramaswami is an honors graduate of Johns Hopkins University in Baltimore, Maryland, where she received a bachelor’s degree in biology and Spanish literature. After receiving her medical degree from Ross University School of Medicine in Portsmouth, Dominica, she completed her pediatric internship and residency at the State University of New York (SUNY) Upstate Medical University in Syracuse. Dr. Ramaswami then completed a fellowship in pediatric gastroenterology at the Icahn School of Medicine at Mount Sinai in New York City.
Her research has been published in many peer-reviewed journals and has included several pediatric digestive topics such as liver transplantation and inflammatory bowel disease (IBD). She has also co-authored a book chapter on gastric infections in a pediatric gastroenterology textbook (A Color Handbook of Pediatric Gastroenterology), and has been a frequent presenter at the annual meeting of the North American Society of Pediatric Gastroenterology, Hepatology, and Nutrition (NASPGHAN) as well as the American Transplant Congress (ATC). She is a member of the American Academy of Pediatrics, the Crohn’s & Colitis Foundation of America, the American Association for the Study of Liver Diseases, and NASPGHAN. In addition, she has participated in the ImproveCareNow program, a nationwide collaborative of pediatric gastroenterology centers to improve the standard of care and outcomes of children with IBD.
Dr. Ramaswami’s primary areas of clinical interest include transplant hepatology (care of pre- and post-transplant patients), short bowel syndrome/intestinal rehabilitation, autoimmune hepatitis, IBD and total parenteral nutrition. She is fluent in Spanish and joined the practice’s Pediatric and Adolescent Division in 2017.
Locations:
READ MOREJordan Weitzner, MD
Board Certified, General Pediatrics and Pediatric Gastroenterology
An Atlanta native, Dr. Weitzner is a graduate of Washington University in St. Louis, Missouri, where he received a bachelor’s degree in biology and psychology. After receiving his medical degree at the Medical College of Georgia in Augusta, he completed his residency at Augusta University where he served as chief resident in the department of pediatrics. He then completed a fellowship in gastroenterology with Emory University at Children’s Healthcare of Atlanta (CHOA) where his researched the pediatric microbiome in inflammatory bowel disease.
During his medical training, Dr. Weitzner received a grant from the American Academy of Pediatrics to co-direct an obesity intervention program for families of overweight or at-risk children. He also actively contributed to the pediatric community by serving as a counselor at Camp Rainbow, a day camp for children affected by cancer or rare blood disorders. Prior to joining Atlanta Gastroenterology Associates, Dr. Weitzner worked at CHOA Scottish Rite and was an assistant professor of pediatrics in the division of gastroenterology, hepatology, and nutrition at Emory University.
Dr. Weitzner has presented both locally and nationally on various digestive topics, including eosinophilic esophagitis, inflammatory bowel disease, and nutrition. He has been published in the Journal of Pediatric Gastroenterology, Hepatology, and Nutrition and also contributed to a book chapter on malabsorption. He is a member of the American Academy of Pediatrics and the North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition (NASPGHAN).
Although he has a passion for all gastrointestinal disorders, Dr. Weitzner’s primary areas of clinical interest include inflammatory bowel disease and nutrition. He joined the practice’s Pediatric and Adolescent Division in 2018.