Skip to main content
Ivan Lowenthal, MD, Oncology, North Haven, CT

IvanStephenLowenthalMD

Oncology • North Haven, CT

Gastrointestinal Cancer, Genitourinary Oncology, Head & Neck Cancer, Hematologic Oncology

Physician

Join to view full profile

Dr. Lowenthal 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. Lowenthal's full profile

Already have an account?

  • Office

    6 Devine St
    Ste 2C
    North Haven, CT 06473
    Phone+1 203-407-8002

Summary

  • Dr. Ivan Lowenthal is an oncologist in Cambridge, MA and is affiliated with Yale-New Haven Hospital. He received his medical degree from State University of New York Downstate Medical Center College of Medicine and has been in practice 47 years. He specializes in gastrointestinal cancer, genitourinary oncology, head & neck cancer, and hematologic oncology.

Education & Training

  • Brigham and Women's Hospital/Massachusetts General Hospital/Dana-Farber Cancer Institute
    Brigham and Women's Hospital/Massachusetts General Hospital/Dana-Farber Cancer InstituteFellowship, Hematology and Medical Oncology, 1975 - 1977
  • Brigham and Women's Hospital/Harvard Medical School
    Brigham and Women's Hospital/Harvard Medical SchoolResidency, Nuclear Medicine, 1974 - 1975
  • National Institutes of Health Clinical Center
    National Institutes of Health Clinical CenterFellowship, Hematology and Medical Oncology, 1972 - 1974
  • University of California (San Francisco)
    University of California (San Francisco)Residency, Internal Medicine, 1970 - 1972
  • University of California (San Francisco)
    University of California (San Francisco)Internship, Internal Medicine, 1970 - 1971
  • State University of New York Downstate Medical Center College of Medicine
    State University of New York Downstate Medical Center College of MedicineClass of 1970

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 1972 - Present
  • GU State Medical License
    GU State Medical License 2015 - 2025
  • AK State Medical License
    AK State Medical License 2016 - 2024
  • CT State Medical License
    CT State Medical License 1977 - 2024
  • MA State Medical License
    MA State Medical License 1974 - 2024
  • ND State Medical License
    ND State Medical License 2016 - 2023
  • MD State Medical License
    MD State Medical License 1973 - 1978
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Medical Oncology

Awards, Honors, & Recognition

  • Regional Top Doctor Castle Connolly, 2014
  • CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2013

Professional Memberships

Dr. Ivan Lowenthal, Dr. Ivan Lowenthal, MD, Dr. I Lowenthal, Dr. Ivan Stephen Lowenthal