North Shore Vein Center - Long Island's Leading Vein Center

Schedule a consultation at our convenient location in Lake Success.

Dr. Mark Schwartz 2


Dr. Mark Schwartz is the Medical Director of The North Shore Vein Center specializing in the latest treatment modalities for venous disease including varicose and spider veins. He provides a “Gold Standard of Vein Care,” which includes being Long Island’s only Board Certified General & Vascular Surgeon and Diplomate of the American Board of Phlebology (specialist in treating vein disease).

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Vein Treatment


North Shore Vein Center provides comprehensive, full service vein treatment. We are experts in minimally invasive methods that have proven far superior to the old stripping operations. Leg pain is relieved, leg swelling often goes away within a couple of weeks and the unsightly veins disappear quickly.

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If problem veins are causing you discomfort or preventing you from participating in activities you enjoy, call us to schedule an appointment to find out how we can help you find the vein treatment that’s best for you.

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Varicose Vein Treatment

At North Shore Vein Center, Patients Receive:

  • Individualized attention from a highly qualified surgeon who is board-certified in vascular surgery and general surgery.
  • A state-of-the-art facility with a private, comfortable and welcoming environment.
  • Minimally invasive, outpatient procedures that require little to no down time.
  • A range of treatments using the latest technology to best address varicose veins and spider veins.


  • Pregnancy and varicose veins

    Pregnancy and varicose veins

    Pregnant women often develop varicose veins during their pregnancies. There are two main reasons for this. Pregnancy increases the volume of blood in a woman’s body, which, if the valves aren’t functioning properly, can increase the likelihood of veins becoming overfilled. As the woman’s abdomen and pelvic area accommodates the growing fetus, the flow of blood from the legs to the pelvis can be compromised. These changes are natural, but they can produce unfortunate side effects such as enlarged veins in the legs. Varicose veins may appear for the first time during pregnancy. It has been observed that the varicose veins may worsen during late pregnancy because the expanding uterus exerts […]
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  • What is venous reflux disease

    What is venous reflux disease?

    Venous reflux is the abnormal backing up of blood into the vein. Veins are blood vessels which bring blood back to the heart. In normal venous circulation, oxygen-depleted blood travels up the legs, back to lungs to become re-oxygenated, and then back to the heart. Venous blood is “pumped” primarily by the action of the calf muscles, pushed through the veins back up to the heart, against gravity. To support the upward travel of blood back to the heart, veins have one-way valves with two flaps (cusps) which act as one-way doors. Valves open when venous blood is pushed towards the heart. If venous blood starts backing up, the valve […]
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North Shore Vein Center - Long Island's Leading Vein Center

Schedule a consultation at one of our convenient location in Lake Success, NY.