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Dr. MacGregor is on Doximity

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Education & Training

  • NYU Grossman School of Medicine
    NYU Grossman School of MedicineFellowship, Pediatric Hematology/Oncology, 1984 - 1986
  • NYU Grossman School of Medicine
    NYU Grossman School of MedicineResidency, Pediatrics, 1979 - 1983
  • New York University School of Medicine
    New York University School of MedicineClass of 1979

Certifications & Licensure

  • CA State Medical License
    CA State Medical License 2008 - Present
  • ME State Medical License
    ME State Medical License 2011 - 2025
  • CT State Medical License
    CT State Medical License 1995 - 2015
  • American Board of Pediatrics Pediatric Hematology-Oncology

Awards, Honors, & Recognition

  • Fellow (FAAP) American Academy of Pediatrics

Publications & Presentations

PubMed

Professional Memberships

Hospital Affiliations