Medical Team John C. Hahn, MD Board Certification: Gastroenterology, American Board of Internal Medicine Medical Education: UMDNJ New Jersey Medical School Residency: University of Medicine and Dentistry of New Jersey Fellowship: University Hospital - Newark
Need Help Scheduling Your Appointment? Please use the form to request more information. All requests will be forwarded to our practice within two business days. Please note that this form is for North American residents only.
Atlantic Medical Group Gastroenterology at Bayonne Location Bayonne 534 Avenue E Suite 1C Bayonne, NJ 07002 201-823-0450 FAX 201-823-3311
Contact Us Find my Atlantic Medical Group doctor. 1-800-247-9580 Questions About Billing? Schedule payments, review account history and more, or call 1-844-362-1735 Monday through Friday, between 8:00am and 4:30pm. Pay Now