See All Internal Medicine Doctors in Bay Shore, NY
Dr. Mark Siegelheim, MD

Dr. Mark Siegelheim, MD

Age 69 Internal Medicine M

Telehealth available


Dr. Mark Siegelheim, MD is a internal medicine specialist in Bay Shore, NY. Dr. Siegelheim completed a residency at Ny Hospital Med Center Of Queens. He currently practices at Brightwaters Internal Medicine and is affiliated with North Shore University Hospital. He accepts multiple insurance plans.


  1. Brightwaters Internal Medicine

    1. 1
      Brightwaters Internal Medicine
      200 Howells Rd Ste 2, Bay Shore, NY 11706 (631) 665-5074


Spanish, English


  • Ny Hospital Med Center Of Queens, Residency Hospital
  • Far Eastern University--Nicanor Reyes Medical Foundation, Medical School

Insurance Accepted

  • Aetna
  • Anthem
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Louisiana
  • Blue Cross Blue Shield of Massachusetts
  • Capital District Physician's Health Plan (CDPHP)
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Empire Blue Cross Blue Shield
  • HealthFirst
  • Humana

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Been going there for 20+ years------find Dr. Siegelheim a good listener, empathic and a pro active doctor without being "test crazy"-------
— Apr 12, 2018
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Photo: Dr. Mark Siegelheim, MD
Dr. Mark Siegelheim, MD
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Hospital Affiliations

  • North Shore University Hospital
  • Southside Hospital
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