Dr. Leng graduated with a M.D. from SUNY Downstate College of Medicine in 2009. He completed residency training in Internal Medicine at the University of Pittsburgh School of Medicine, and fellowship training in Hematology/Oncology at The Mount Sinai School of Medicine. In 2016, Dr. Leng joined the Multiple Myeloma Center and the Columbia Amyloidosis Multidisciplinary Program, with the goals of providing high-quality, patient-centered care, and developing a research program which examines the delivery of care to patients with myeloma and amyloidosis.