Onyinye D Balogun, M.D.

Dr. Hani Ashamalla, MD is a board certified radiation oncologist in Brooklyn, New York. Dr. Ashamalla completed his Internship and Residency training at New York Methodist Hospital and is affiliated with NewYork-Presbyterian Brooklyn Methodist Hospital and NewYork-Presbyterian Medical Group Brooklyn.

Dr. Biderman was born and grew up in Brooklyn, New York. He earned his Bachelor’s degree in Psychology at Fordham University. He then received his Master’s Degree in Psychology at Ferkauf Graduate School of Psychology, followed by his Doctoral Degree, specializing in Health Psychology from Ferkauf Graduate School of Psychology/Albert Einstein College of Medicine.Prior to becoming involved in in the Rehabilitation of individuals with a brain injury, Dr. Biderman (while in graduate school) worked at Montefiore Medical Center as a research assistant for the Division of Consultation/Liaison Psychiatry, while also training as psychologist, working with medical patients struggling with HIV/AIDS. He then began working for NYU Medical Center as a clinical research project administrator in the División of Alcohol and Drug Abuse, Psychiatry Department. Following that he started working at Rusk Rehabilitation in 1995 as a neuropsychological tester/clinical data & computer management expert on a study of methodology to improve social problem solving in individuals with an acquired brain injury. After completing his doctorate degree, he was fortunate to begin his training under Dr. Yehuda Ben Yishay, in the internationally acclaimed model treatment program for individuals with a brain injury at Rusk Rehabilitation. Dr. Biderman spent the next 25 years at the BIDTP (Brain Injury Day Treatment Program). He ultimately became the program manager, following Dr. Ben-Yishay’s retirement in 2010.Dr. Biderman is thrilled to have joined the Rehabilitation Professionals at New York Presbyterian.In addition to Dr. Biderman’s role working with patients and their families, he is currently working on a cognitive retraining software application, to improve attention functions in individuals with an acquired brain injury. Dr. Biderman also contributes to the education of Brain Injury fellows, Psychology Doctoral Interns and other professionals and students interested in learning about comprehensive neuropsychological rehabilitation.Most recently he has presented and published on the role of significant others in the rehabilitation of individuals with a brain injury, as well as, using intensive psychotherapeutic techniques to achieve positive outcomes in individuals with complex psychosocial challenges, following a brain injury.

Dr. Olivia Cheng is a breast surgical oncologist based at New York-Presbyterian Brooklyn Methodist Hospital. Born and raised in New York, Dr. Cheng graduated from Stuyvesant High School before pursuing higher education at Stony Brook University, where she also earned her medical degree from Stony Brook University School of Medicine. Following her general surgery residency at New York-Presbyterian Brooklyn Methodist Hospital, Dr. Cheng sought specialized training in Breast Surgical Oncology at Emory University School of Medicine. This fellowship equipped her with advanced expertise in treating benign breast disease, high-risk breast conditions, and breast cancer, emphasizing a patient-centered approach to care. Dr. Cheng is dedicated to providing compassionate, personalized care to her patients, combining cutting-edge surgical techniques with a deep commitment to improving outcomes and quality of life. She is excited to return to New York-Presbyterian Brooklyn Methodist Hospital, where she continues her mission to advance breast health and empower patients through education and innovative treatment options.