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Dr. Keffer is on Doximity

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  • Office

    22 Bramhall St
    Portland, ME 04102
    Phone+1 207-662-0111

Education & Training

  • Tufts University School of Medicine
    Tufts University School of MedicineClass of 2023

Certifications & Licensure

  • ME State Medical License
    ME State Medical License Active through 2025