Skip to Main Content


David Rosenthal, MD

Assistant Professor of Medicine (General Medicine); Healthcare Venture Partner, AlleyCorp



Dr. Rosenthal is a Primary Care Physician and Assistant Professor in the Section of General Internal Medicine at Yale School of Medicine. 

From 2012-2020, he served as the Medical Director of the Homeless Patient Aligned Care Team for VA Connecticut, a medical home model of care with specialized access for Veterans experiencing homelessness located in the Errera Community Care Center. He has special areas of expertise in the development, testing, implementation, and scaling of innovative technology products and healthcare services for vulnerable populations. The VACT HPACT clinic was awarded VA/VISN 1 Quality Improvement Award for Best Population Health Program, the Best Clinical Innovation by Yale Department of Psychiatry, and was part of the CRRC team awarded large grant from Congress for large expansion to new clinical site in 2018. He has presented Nationally and Internationally in the Medical-Legal Partnership community and helped develop the VA MLP Readiness Guide. In August 2015, USICH officially recognized Connecticut as first state to functionally end chronic homelessness in Veterans, in January 2016, recognized as second state to functionally end homelessness in all Veterans. VA Connecticut Homeless PACT was frequently recognized as the #1 Top Performing H-PACT in Management of High-Utilizing Patients. For more information about the National Homeless PACT Program here featured on AHRQ website. 

From 2020-2021, he served as Chief Medical Officer of Tesseract Health, Liminal Sciences, and Chair of the Medical Advisory Board for 4Catalyzer in Guilford, CT. In 2022, he was named to the 6th Class of the Aspen Institute Health Innovators Fellowship

At Yale, he helped conceive, develop, and deploy the Buprenorphine Home Induction Mobile App on the iOS and Android platforms with grant funding from the VA Innovation Center and private startup accelerators, and helped incorporate mandatory Buprenorphine X-waiver training for all Yale Medical students in the Capstone Course. In 2020 he was the lead medical advisor for the City of New Haven COVID isolation respite shelter, helping to develop the strategic and operational respite document, and was awarded a Proclamation by New Haven mayor Justin Elicker for his commitment to the public health and well being of our community, and awarded a C.H.A.I. (COVID-19 Hero Award for Innovation) by the COVID in 20 show, hosted by National Program Director for VHA Emergency Medicine. 

His prior work experience spans roles in technology, education, and the arts -- including helping to start a venture-backed health informatics startup Keas after medical school. Dr. Rosenthal has written on medicine, health information technology, and medical ethics in The New England Journal of Medicine, Healthcare: The Journal of Delivery Science and Innovation, Journal of the American Medical Informatics Association (JAMIA), The Journal of Participatory Medicine, The Journal of Medical Internet Research, and in books addressing medical ethics in film. His documentary film entitled Witnessing Death: A grandson's reflections on Alzheimer's has been shown widely across the country and has been used in Certified Nursing Aide trainings. He has served previously as Tutor and Head Premedical Advisor at Pforzheimer House (Harvard), on various CT state Homelessness initiatives and workgroups including the Governor's Taskforce for Rocky Hill Redesign, the CT Heroes and Reaching Home Workgroup, and on clinical advisory boards for health startups.

At Yale he served as the Course Director of the Capstone Course (formerly ICM) and the Co-course Director for the Introduction to the Profession (iPro) course for all Yale Medical Students. He was a clinical director, now EIR at the Yale (CBIT) Center for Biomedical Innovation and Technology and Healthcare Venture Partner at Alleycorp. He taught courses in Professionalism and Ethical Responsibility, Patient Centered Interviewing, Physical Diagnosis, Biopsychosocial care, Clinical Reasoning, and mentored in the Creating Healthcare and Life Science Ventures at Yale School of Management. 

Dr. Rosenthal graduated magna cum laude from Harvard College, received his M.D. from Feinberg School of Medicine, Northwestern University, and completed his internship and primary care residency at the Brigham and Women's Hospital in the Management and Leadership Track.

Education & Training

  • Medical Residency - Primary Care Track
    Brigham & Women's Hospital (2012)
  • MD
    Northwestern University Medical School (2008)
  • BA
    Harvard University, Visual and Environmental Studies (2001)

Honors & Recognition

AwardAwarding OrganizationDate
FellowshipAspen Institute Health Innovators2022
Proclamation of the City of New HavenMayor of New Haven2020
Vasquez Award for HumanismVA Connecticut, Yale Traditional Internal Medicine Residency Program2019
Roivant Science Prize2018 Yale Healthcare Hackathon2018
Kindness Award WinnerVA Connecticut2017
ICARE Award - for Point in Time CountVACT2017
Secretary of VA ICARE Award - awarded to VACT Homeless Programs for work in ending Veteran Homelessness in CTDepartment of Veteran's Affairs2016
Outstanding Clinical InnovationYale Department of Psychiatry2014
Resident Teaching AwardFaulkner Hospital2011
Alpha Omega Alpha Honor SocietyNorthwestern Medical School2007
Kirkland House Art AwardHarvard College2001

Departments & Organizations