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Dr. Ringstad is on Doximity

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Education & Training

  • Yale-New Haven Medical Center
    Yale-New Haven Medical CenterResidency, Internal Medicine, 1976 - 1979
  • University Hamburg, Krankenhaus Eppendorf, Fak Med
    University Hamburg, Krankenhaus Eppendorf, Fak MedClass of 1973

Certifications & Licensure

  • CT State Medical License
    CT State Medical License 1978 - 2024
  • American Board of Internal Medicine Internal Medicine

Hospital Affiliations