Dr. Ronny Hertz MD, DDS

Dr. Hertz has been a leader in the field of pain medicine for over 25 years. Since October 1991, Dr. Hertz has been a leading pain medicine physician at St. Luke’s-Roosevelt Hospital Center and also holds a faculty appointment at Columbia University College of Physicians and Surgeons.

Dr. Hertz founded and developed the pain medicine division and fellowship program at St. Luke’s-Roosevelt Hospital Center and has built the program into one of the premier programs in the country. Dr. Hertz practices in all aspects of pain medicine. He specializes in chronic pain diseases such as Complex Regional Pain Syndrome (RSD), Fibromyalgia, Facial Pain, and Neuropathic Pain. He is skilled in performing spinal injections and treats various spinal problems including but not limited to spinal disc herniation, disk pathology, spinal stenosis, myofascial pain, and facet arthropathy.

Prior to St. Luke’s, Dr. Hertz practiced for 10 years at Lenox Hill Hospital as an attending anesthesiologist and pain management physician. Dr. Hertz graduated Medical School from the State University of New York in Syracuse. He also holds a dental degree from Northwestern University School of Dentistry in Chicago. He completed his residency training at The State University of New York in Syracuse and The Albert Einstein College of Medicine in New York City. Dr. Hertz’s residency was in Anesthesia and he sub-specialized in Pain Management.

Dr. Hertz is nationally renowned physician in the field of pain medicine. He has taught at conferences in the United States and abroad.


Dr Steven DiGiovanni

Dr. Stephen DiGiovanni, M.D. has been practicing pain medicine in New York City since 1983. He graduated from Wagner College and was awarded his medical degree from the University of Bologna, Italy. His training in anesthesiology was completed at the Cornell Medical Center and New York Hospital in 1982. He continued on and completed a fellowship in regional anesthesia and pain management at the Cornell Medical Center and New York hospital where he roated through memorial Sloan Kettering Hospital and Cancer Center in NYC and the Virginia Mason Clinic and the University of Washington pain clinic in Seattle Washington. He became an attending anesthesiologist at Lenox Hill Hospital in 1983 where he was subsequently appointed chief of division of pain medicine and in 1995 he was appointed the associate direction of the department of anesthesiology.

Dr. DiGiovanni is board certified by the American Board of Anesthiology and received his certificate of added qualifications in pain management in 1994. He is a diplomate of the American Academy of Pain Management, a member of the American Pain Society, the American Society of Interventional Pain Society, the American Society of Regional Anesthesia and Pain Medicine.

Other professional associations and memberships include: The American Society of Anesthesiologists, The New York State Society of Anesthesiologists, The New York County Medical Society, The Society for Ambulatory Anesthesia.

Barbara Gradus, Nurse Practitioner

Barbara Gradus is