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Dr. Klein is on Doximity

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Education & Training

  • Nassau University Medical Center
    Nassau University Medical CenterFellowship, Gastroenterology, 1982 - 1983
  • Nassau University Medical Center
    Nassau University Medical CenterResidency, Internal Medicine, 1978 - 1981
  • New York Medical College
    New York Medical CollegeClass of 1978

Certifications & Licensure

  • NY State Medical License
    NY State Medical License 1979 - 2024
  • NC State Medical License
    NC State Medical License 1982 - 2019
  • American Board of Internal Medicine Internal Medicine
  • American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

  • Top MD Consumers Checkbook

Other Languages

  • Spanish, Hebrew