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Dr. Ryan is on Doximity

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Education & Training

  • University of California (Irvine)
    University of California (Irvine)Residency, Internal Medicine, 1986 - 1987
  • Zucker School of Medicine at Hofstra/Northwell at Staten Island University Hospital
    Zucker School of Medicine at Hofstra/Northwell at Staten Island University HospitalResidency, Internal Medicine, 1983 - 1985
  • State University of New York Downstate Medical Center College of Medicine
    State University of New York Downstate Medical Center College of MedicineClass of 1983

Certifications & Licensure

  • FL State Medical License
    FL State Medical License 2000 - 2026
  • CA State Medical License
    CA State Medical License 2021 - 2025
  • CO State Medical License
    CO State Medical License 2022 - 2025
  • TN State Medical License
    TN State Medical License 1997 - 2001
  • VA State Medical License
    VA State Medical License 1998 - 2000
  • IL State Medical License
    IL State Medical License 1993 - 1999

Hospital Affiliations