At Manhattan Gastroenterology, specialists utilize the latest technological advancements including the state-of-the-art Quintron Breath Analyzer diagnosis of lactose, fructose and small intestinal bacterial overgrowth that has been shown to demonstrate effectiveness in treatment and management of Irritable Bowel Syndrome (IBS). For more information about Manhattan Gastroenterology practice or to schedule an appointment, please contact our Union Square office at (212) 378-9983 or our Manhattan`s Upper East Side office at (212) 427-8761. Manhattan Gastroenterology 983 Park Ave, Ste 1D, New York, NY 10028 (212) 427-8761 Web Address https://wwwmanhattangastroenterologycom Our location on the map:https://googl/maps/6m8pgy24rDzCxTxX6 Nearby Locations: Upper East Side Yorkville | Manhattan Valley | Lenox Hill | Sutton Place | Carnegie Hill | East Harlem 10028 | 10025 | 10021| 10022 | 10029 Working Hours: Mon-Fri 8:00 am - 6:00 pm Payment: cash, check, credit cards.