Skip to main content
John Spera, MD, Radiation Oncology, Danbury, CT

JohnASperaMD

Radiation Oncology Danbury, CT

Breast Cancer, Head & Neck, Urologic Cancer

Chief, Radiation Oncology at Danbury Hospital and Nuvance East

Dr. Spera is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

See Dr. Spera's full profile

Already have an account?

  • Office

    24 Hospital Ave
    Danbury, CT 06810
    Phone+1 203-797-7322
    Fax+1 203-743-2610

Education & Training

  • University of Pennsylvania Health System
    University of Pennsylvania Health SystemResidency, Radiation Oncology, 1984 - 1987
  • University of Pennsylvania Health System
    University of Pennsylvania Health SystemResidency, Urology, 1981 - 1983
  • University of Pennsylvania Health System
    University of Pennsylvania Health SystemResidency, Surgery, 1979 - 1981
  • Georgetown University School of Medicine
    Georgetown University School of MedicineClass of 1979

Certifications & Licensure

  • CT State Medical License
    CT State Medical License 1987 - 2025
  • FL State Medical License
    FL State Medical License 1989 - 2025
  • NY State Medical License
    NY State Medical License 2002 - 2007
  • PA State Medical License
    PA State Medical License 1981 - 2002
  • CA State Medical License
    CA State Medical License 1991 - 2000
  • American Board of Radiology Radiation Oncology

Publications & Presentations

PubMed

Professional Memberships

  • American College of Radiation Oncology
    Fellow
  • ASTRO
    Member