Princeton Medical Group provides the full range of integrated, high-quality medical services, and is dedicated to maintaining and improving the health of the Princeton Community. We strive to be the most respected and successful multi-specialty medical group in central New Jersey.

John Sierocki, MD, FACP

John Sierocki, MD, FACP sees patients at the following locations:

To schedule an appointment, please call 609-924-9300 or Use the Portal if you have an account.

John Sierocki, MD, FACP, received his BS from the Kings College in 1969 and received his medical degree from Hahnemann Medical College in 1973. A medical internship and residency was served at Hahnemann Medical College Hospital (1973-1976) with a Fellowship in Medical Oncology at Memorial Sloan Kettering Cancer Center of Cornell University from 1976 -1978. In 1978, Dr. Sierocki joined the Princeton Medical Group. He is currently a senior attending physician at Penn Medicine Princeton Medical Center. He is also a Clinical Associate Professor of Medicine at the University of Medicine and Dentistry of New Jersey, Robert Wood Johnson Medical School.

Dr. Sierocki is board certified in Internal Medicine and Medical Oncology.

He is a Fellow of the American College of Physicians, and a member of the American Society of Clinical Oncology.