About Dr. O’Neill

Daniel F. O’Neill, MD, MBA, AAHIVMS, is a Top Internist and HIV Medicine Specialist with One Medical in Portland, OR

Daniel F. O’Neill, MD, MBA, AAHIVMS, is a well-versed internist and HIV medicine specialist who diagnoses and treats patients at the Pearl District Office of One Medical in Portland, Oregon, which he joined in 2020. His practice focuses on addiction medicine, transgender health, HIV management, and LGBTQ+ care. Furthermore, Dr. O’Neill has his X-waiver to prescribe buprenorphine for medication-assisted treatment of opioid use disorder. Actively engaged in HIV/AIDS organizations since 2000, Dr. O’Neill volunteers for Portland Street Medicine, participates in AIDS LifeCycle, and serves on the Junior Board of Cascade AIDS Project. As an internist, he specializes in the prevention, diagnosis, and treatment of internal diseases. “He views the doctor-patient relationship as an opportunity for mutual learning and growth along the path to better health, guided by strong and up-to-date clinical evidence. He expects to learn from his patients and their unique life experiences”, states the official website of One Medical. For more information about Dr. Daniel F. O’Neill, please visit https://onemedical.com/providers/daniel-oneill/.

Daniel F. O’Neill, MD, MBA, AAHIVMS, is a 2013-graduate of the George Washington University School of Medicine and Health Sciences in Washington, DC. While there, Dr. O’Neill served as Gold Humanism Honor Society Member (2013), Point Foundation Scholar (2011), and National Health Service Corps Scholar (2011).  He also graduated with a Master of Public Health degree (MPH) from GWU. His postgraduate training includes his internal medicine residency served at the George Washington University Hospital in Washington, DC (2014-2015), and Virginia Mason Medical Center in Seattle, Washington (2013-2016). He attained board certification in internal medicine with the American Board of Internal Medicine and is an American Academy of HIV Medicine Specialist (AAHIVS). He is a member of the American Academy of HIV Medicine, the American College of Physicians, and the World Professional Association for Transgender Health. For more information about Dr. Daniel F. O’Neill, please visit https://www.findatopdoc.com/doctor/2380562-Daniel-O-Neill-General-Practitioner.

Prior to his current endeavors, he has practiced as a clinical lead (2017-2020) and internist (2016-2020) at the Neighborhood Health Center in Portland and Hillsboro, OR. Dr. O’Neill’s professional journey spans five years. Dr. O’Neill also attended Kelley School of Business and obtained an MBA in Entrepreneurship/Biotechnology in 2006. Following this MBA, he became a Research Associate with the Institute of Medicine, The National Academy of Sciences (2007-2009), as well as a Research Fellow for FasterCures – a Center of the Milken Institute (2006-2006) in Washington D.C. Dr. O’Neill also served as a Consultant with Aledo Consulting Inc. Indianapolis, IN (2005-2005) and as a Biomedical Science Researcher at Indiana University School of Medicine in Bloomington, IN (2002-2004). Focusing on staying happy and healthy, he enjoys running, camping, cycling, playing the piano, and exploring Oregon with his partner, David. For more information about Dr. Daniel F. O’Neill, please visit https://www.linkedin.com/in/daniel-o-neill-md-mba-aahivs-510ab2/.