Skip to main content

Dr. Armstrong is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. Armstrong's full profile

Already have an account?

Education & Training

  • MedStar Health/Georgetown-Washington Hospital Center
    MedStar Health/Georgetown-Washington Hospital CenterResidency, Internal Medicine, 1990 - 1992
  • Roger Williams Medical Center
    Roger Williams Medical CenterInternship, Internal Medicine, 1989 - 1990
  • University of Maryland School of Medicine
    University of Maryland School of MedicineClass of 1989

Certifications & Licensure

  • MD State Medical License
    MD State Medical License 1992 - 2024
  • DC State Medical License
    DC State Medical License 1987 - 1997
  • American Board of Internal Medicine Internal Medicine

Publications & Presentations

PubMed

Professional Memberships

Hospital Affiliations