Eli Diamond, MD
Expert Physician
Erdheim-Chester Disease (ECD)
Dr. Diamond is a leading neuro-oncologist at Memorial Sloan Kettering Cancer Center (MSK), where he specializes in caring for patients with Erdheim-Chester disease (ECD), other forms of histiocytosis, brain tumors, and neurologic complications of cancer. After completing his neurology residency at Massachusetts General Hospital and Brigham and Women’s Hospital, Dr. Diamond trained in neuro-oncology at MSK, where he now serves as a dedicated clinician, researcher, and collaborator.
At MSK, Dr. Diamond leads and contributes to numerous groundbreaking studies aimed at improving understanding, diagnosis, and treatment of ECD and related conditions. His work includes pivotal clinical trials such as the Vemurafenib and Cobimetinib studies, as well as research focused on tumor genetics, biopsy techniques, and the impact of ECD on the brain.
Beyond his clinical and research leadership, Dr. Diamond is co-founder of the global ECD Patient Registry, supported by the ECD Global Alliance, and co-leads the ECD Care Center Referral Network, helping connect patients with specialized care worldwide.
Through his work, he continues to shape the landscape of histiocytosis research and provide compassionate, innovative care to patients and families navigating these rare diseases.
