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Dr. Greenstein is on Doximity

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  • Office

    55 Lake Ave N
    Worcester, MA 01655
    Phone+1 774-441-8080
    Fax+1 774-441-8054

Education & Training

  • New York University School of Medicine
    New York University School of MedicineClass of 2006

Certifications & Licensure

  • MA State Medical License
    MA State Medical License 2015 - 2026
  • CT State Medical License
    CT State Medical License 2013 - 2016
  • NY State Medical License
    NY State Medical License 2007 - 2011
  • American Board of Pediatrics Pediatrics
  • American Board of Pediatrics Pediatric Cardiology