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    Dr. John J. Fiore, MD

    Hematology/Oncology, Medical Oncology

    • (631) 623-4300

    Dr. Fiore's Overview

    Dr. Fiore graduated from the Tufts University School of Medicine in 1975. He works in Commack, NY and specializes in Hematology/Oncology and Medical Oncology. Dr. Fiore is affiliated with Memorial Sloan Kettering Cancer Center and Saint Catherine Of Siena Medical Center.

    Dr. Fiore's Experience

    Years in Practice: 41

    Procedures Performed by Dr. Fiore

    Dr. Fiore's Specialties

    Hematology/Oncology, Medical Oncology

    Dr. Fiore's Education & Training

    Medical School: Tufts University School of Medicine; Graduated 1975

    Dr. Fiore's Rating

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    Overall Rating


    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
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    Dr. Fiore's Accepted Insurance

    Please verify insurance information directly with your doctor's office as it may change frequently.

    • Aetna Choice POS II
    • Aetna Elect Choice EPO
    • Aetna Managed Choice POS
    • Aetna Signature Administrators PPO
    • BCBS Blue Card PPO
    • CIGNA Open Access Plus
    • Emblem HIP Select PPO
    • Emblem PPO GHI
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    Dr. Fiore's Office Information & Appointments

    Office Locations

    Memorial Sloan Kettering Cancer Center Commack

    650 Commack Rd
    Commack, NY 11725
    (631) 623-4300


    Office Hours and Information

    Fax: (631) 864-3827

    Practice Website: Not Available

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: Yes

    Monday 8:00 AM - 6:00 PM
    Tuesday 8:00 AM - 6:00 PM
    Wednesday 8:00 AM - 6:00 PM
    Thursday 8:00 AM - 8:00 PM
    Friday 8:00 AM - 6:00 PM
    Saturday Closed
    Sunday Closed

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