Mark L. Heaney, MD

Dr. Annie Chandrankunnel earned her medical degree from Rosalind Franklin University/The Chicago Medical School and completed her internship training at Yale New Haven Hospital, Department of Medicine. She completed her diagnostic radiology residency at Morristown Memorial Hospital followed by a body imaging fellowship at the University of Washington. She is a member of the American College of Radiology, Radiological Society of North America and American Medical Association.

Patricia J. Rivera Toolan, MD is a highly skilled emergency medicine specialist located in Bronxville, NY. With a focus on providing exceptional care to patients of all ages, Dr. Rivera Toolan is affiliated with NewYork-Presbyterian Westchester and is an Assistant Professor of Emergency Medicine at Columbia University Medical Center. ColumbiaDoctors is a leading healthcare provider offering a wide range of specialties and services, including emergency medicine. With a team of experienced physicians and a commitment to patient-centered care, ColumbiaDoctors strives to deliver the highest quality medical care to the community.Generated from the website

Dr. Ujval Patel is a radiologist with subspecialty training in neuroradiology. He completed his neuroradiology training at The Johns Hopkins Hospital, Johns Hopkins School of Medicine and his diagnostic radiology training at Mount Sinai Hospital, Icahn School of Medicine. Dr. Patel is an assistant professor of radiology at Columbia University Irving Medical Center and an assistant attending at NewYork-Presbyterian Hospital. His clinical responsibilities also include supervising and teaching residents and medical students. Dr. Patel’s areas of clinical interest include all aspects of neuroradiology including emergency neuroradiology, brain tumor imaging, and head and neck radiology. Dr. Patel is a member of the American Society of Neuroradiology, Radiological Society of North America, and American College of Radiology.