Perinatal Associates

Dr. Cheng-An Mao is a family medicine physician at Englewood Health.

Summit Health, located in Clifton, NJ, offers a wide range of medical services and specialties to meet the needs of their patients. From urgent care to specialized care in internal medicine, orthopedics, dermatology, and family medicine, Summit Health provides convenient and reliable healthcare options. Patients can easily connect with their healthcare providers through the patient portal, where they can schedule appointments, ask questions, access test results, and more. With a focus on health and wellness, Summit Health strives to empower individuals to take charge of their healthcare through accessible and supportive care services. Generated from the website

Jeffrey Okun, MD is a member of Summit Health's Gastroenterology department. In addition to seeing patients, Dr. Okun is an accomplished researcher with several academic publications. As a researcher at Columbia University Medical Center, he studied outcomes related to liver and lung transplantation. He has sat on education and curriculum committees as a fellow at Montefiore Medical Center and served as a member of the Fellow's Committee of the Crohn's and Colitis Foundation of America.Dr. Okun is a member of several professional societies: the American Society for Gastrointestinal Endoscopy, the New York Society for Gastrointestinal Endoscopy, the American College of Gastroenterology, the American Gastroenterology Association, and the American Medical Association.Dr. Okun treats a wide array of gastrointestinal and liver diseases, with a special interest in inflammatory bowel disease. His approach to care is to develop a partnership with his patients and to make sure all involved are comfortable with a treatment plan. He adheres to the philosophy of treating an individual, not just a medical condition. While not seeing patients, Dr. Okun enjoys spending time with friends and family, hiking, biking, and traveling.