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Dr. Roos is on Doximity

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Education & Training

  • Boston University Medical Center
    Boston University Medical CenterResidency, Internal Medicine, 1972 - 1973
  • Drexel University College of Medicine/Hahnemann University Hospital
    Drexel University College of Medicine/Hahnemann University HospitalResidency, Internal Medicine, 1970 - 1972
  • Philadelphia General Hospital
    Philadelphia General HospitalInternship, Internal Medicine, 1969 - 1970
  • Boston University School of Medicine
    Boston University School of MedicineClass of 1969

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 1991 - Present
  • MA State Medical License
    MA State Medical License 1970 - 2025
  • FL State Medical License
    FL State Medical License 1995 - 2009
  • PA State Medical License
    PA State Medical License 1971 - 1976

Press Mentions

  • How Hospice Became a For-profit Hustle
    How Hospice Became a For-profit HustleNovember 28th, 2022

Hospital Affiliations