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Dr. Mark L. Bernstein, MD


  • (631) 689-7780

Dr. Bernstein's Overview

Dr. Mark L. 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: 41

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
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Dr. Bernstein's Accepted Insurance

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • CIGNA Open Access Plus
  • EmblemHealth PPO GHI
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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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