Dr. John D. Zelem is a board-certified general surgeon, physician advisor, healthcare consultant, educator, and author with more than 40 years of healthcare leadership. His experience spans clinical practice, healthcare operations, utilization management, medical necessity, physician documentation, regulatory compliance, and the clinical revenue cycle.

As President of Streamline Solutions Consulting, Inc., he provides independent physician advisor services for community hospitals and critical access hospitals. He advises executive leaders on utilization management, documentation, denial prevention, appeals, and regulatory compliance. His work includes second-level reviews, peer-to-peer discussions, written appeals, and physician education.

Dr. Zelem's consulting approach combines systematic investigation, root cause analysis, and a holistic evaluation of how healthcare organizations function. He works with physicians, utilization management, case management, CDI, coding, nursing, finance, and executive leadership to strengthen coordination, improve operational performance, and support long-term financial stability.

From 2007 to 2019, he served as Regional Vice President of Provider Relations & Education at Optum, leading provider education and physician engagement initiatives and managing physician advisor teams. Before entering advisory and executive work, he practiced general surgery from 1981 to 2006, including emergency surgery, trauma, and community hospital care.

Dr. Zelem has published more than 50 professional articles and is a recognized speaker for healthcare professional organizations. He earned his medical degree from Boston University School of Medicine, completed his surgery residency at the Hospital of St. Raphael in New Haven, Connecticut, and holds board certification from the American Board of Surgery.