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    Mark L. Bernstein, MD

    Rheumatology, Internal Medicine

    • (631) 689-7780

    Dr. Bernstein's Overview

    Dr. Bernstein graduated from the University of Buffalo, SUNY School of Medicine and Biomedical Sciences in 1974. He works in Stony Brook, NY and specializes in Rheumatology and Internal Medicine. Dr. Bernstein is affiliated with John T Mather Memorial Hospital and Saint Charles Hospital.

    Dr. Bernstein's Experience

    Years in Practice: 42

    Procedures Performed by Dr. Bernstein

    Dr. Bernstein's Specialties

    Rheumatology, Internal Medicine

    Dr. Bernstein's Education & Training

    Medical School: University of Buffalo, SUNY School of Medicine and Biomedical Sciences; Graduated 1974

    Dr. Bernstein's Rating

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    Overall Rating


    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
    • View All Ratings

    Dr. Bernstein'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 HMO
    • Aetna Managed Choice POS
    • Aetna Managed Choice POS Open Access
    • Aetna NYC Community Plan
    • Aetna Signature Administrators PPO
    • BCBS Blue Card PPO
    • CDPHP New York State of Health - Small Business
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    Dr. Bernstein's Office Information & Appointments

    Office Locations

    Mark L Bernstein MD

    2500 Nesconset Hwy Bldg 8D
    Stony Brook, NY 11790
    (631) 689-7780


    Office Hours and Information

    Fax: (631) 689-5669

    Practice Website: Not Available

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: No

    Monday Closed
    Tuesday Closed
    Wednesday Closed
    Thursday 9:30 AM - 4:40 PM
    Friday 9:40 AM - 1:40 PM
    Saturday Closed
    Sunday Closed

    Other Physicians in Dr. Bernstein's Practice

    • Not Available

    Dr. Bernstein's Hospital Affiliations

    Office Locations

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