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Dr. Callahan is on Doximity

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Education & Training

  • Middlesex Hospital
    Middlesex HospitalResidency, Family Medicine, 1985 - 1988
  • University of Wisconsin School of Medicine & Public Health
    University of Wisconsin School of Medicine & Public HealthClass of 1985

Certifications & Licensure

  • VA State Medical License
    VA State Medical License 1991 - 2026
  • NC State Medical License
    NC State Medical License 2000 - 2002
  • NY State Medical License
    NY State Medical License 1989 - 1992
  • VT State Medical License
    VT State Medical License 1987 - 1988
  • American Board of Family Medicine Family Medicine

Awards, Honors, & Recognition

  • Patient-Centered Medical Home Recognition Program National Committee for Quality Assurance, 2012-2015
  • CMS Meaningful Use Stage 1 Certification EpicCare Ambulatory EMR, Epic Systems Corporation, 2011-2012
  • Diabetes Recognition Program National Committee for Quality Assurance, 2010-2013
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Press Mentions

  • Two Employees at Lebanon VA Medical Center Test Positive for COVID-19
    Two Employees at Lebanon VA Medical Center Test Positive for COVID-19April 9th, 2020
  • How Officials at the Lebanon VA Are Preparing for Potential Coronavirus Patients
    How Officials at the Lebanon VA Are Preparing for Potential Coronavirus PatientsMarch 12th, 2020

Hospital Affiliations