Yesha Malik, M.D.

Dr. Matthew Deng is a board-certified pediatrician originally from Texas. He earned his Bachelor of Science in Biology from the University of Texas at Dallas and his medical degree from the University of Texas Health Science Center at San Antonio. Dr. Deng completed his pediatric residency at the Icahn School of Medicine at Mount Sinai, where he received the Donald and Irwin Gribetz Excellence in Primary Care Award. During his free time, Dr. Deng cherishes time spent with family, friends, and his two dogs. He also has a passion for travel, enjoys jogging, and loves discovering new places to eat throughout the city.

Kristen Coffey, M.D. is a board-certified radiologist specializing in Breast and Body Imaging. She is an Assistant Professor of Radiology at Weill Cornell Medicine and an Assistant Attending Radiologist at NewYork-Presbyterian Hospital/Weill Cornell Medicine. She serves as the Director of the Breast Imaging Fellowship Training Program.Dr. Coffey received her M.D. at Lewis Katz School of Medicine at Temple University in 2013, where she was inducted into the Alpha Omega Alpha medical honor society. Dr. Coffey completed a residency in Diagnostic Radiology at Weill Cornell Medicine – NewYork-Presbyterian Hospital (2014-2018) where she was elected Chief Resident. She then completed a one-year fellowship in Breast and Oncologic Imaging at Memorial Sloan Kettering Cancer Center. She achieved Board Certification in Diagnostic Radiology from the American Board of Radiology in 2019.Dr. Coffey is experienced in all types of breast imaging, procedures, and diagnoses. She interprets mammography (2D, digital breast tomosynthesis, contrast-enhanced mammography), breast ultrasound, and breast MRI. She performs image-guided stereotactic, ultrasound, and MRI-guided biopsies as well as preoperative radioactive seed and wire localizations.Dr. Coffey’s research interests are broad and include contrast-enhanced mammography for screening women with elevated risk and breast imaging artificial intelligence. She serves on several breast imaging society committees and is a reviewer for radiology journals. Dr. Coffey is actively engaged in the education of medical students, residents, and fellows. In recognition of her accomplishments, she was named a Fellow of the Society of Breast Imaging in 2025.