Dr. Jennifer N Onwochei, MD

Dr. Jennifer Onwochei is a gastroenterologist and internal medicine physician who earned her medical degree from St. Georges University School of Medicine. She completed her residency training at Newark Beth Israel Medical Center and brings 16 years of experience to her practice. Her dual specialization allows her to provide comprehensive digestive health care while also addressing general internal medicine needs.

Dr. Onwochei practices at several Northwell Health locations throughout Manhasset and New Hyde Park, New York, including Long Island Jewish Medical Center and North Shore University Hospital. She specializes in treating liver conditions such as cirrhosis and nonalcoholic fatty liver disease, as well as managing high cholesterol in children and teens. Her procedural expertise includes performing upper GI endoscopy, colonoscopy, and lower GI endoscopy to diagnose and monitor digestive system conditions.