Dalton joined HealthTree in 2024 as the CLL and MF Education Manager. He is passionate about helping patients gain a better understanding of their health and treatment and sees it as a way to help empower individuals and their families who are affected by these diseases. Prior to joining HealthTree Dalton earned a Master’s Degree in Oncological Sciences while studying various different blood cancers. When not interacting with patients he is an avid snowboarder and hiker.

Ghaith Abu-Zeinah, MD, is an Assistant Professor in Medicine at Weill Cornell Medical College and an Assistant Attending Physician at the NewYork-Presbyterian Hospital. Dr. Abu-Zeinah earned his M.D. with academic distinction from the Weill Cornell Medical College in Qatar in 2013. He completed his residency training in Internal Medicine (2016) and fellowship training in Hematology/Oncology (2019) at the NewYork-Presbyterian Hospital/Weill Cornell Medicine in New York City. Dr. Abu-Zeinah is a Hematologist and Oncologist with a specialty practice in Myeloproliferative Neoplasms (MPN). His laboratory and clinical research is focused on identifying and developing therapies that target the malignant stem cells in patients with MPN. He received several awards for his work and presented at national conferences including the International Congress on Myeloproliferative Neoplasms and the American Society of Hematology. He has joined the Richard T Silver MPN Center as a physician-scientist, both treating patients and conducting research.