Skip to main content
Deborah Horwitz, MD, Internal Medicine, Bethesda, MD

DeborahBHorwitzMD

Internal Medicine Bethesda, MD

IM at MMG Bethesda

Dr. Horwitz is on Doximity

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

  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

See Dr. Horwitz's full profile

Already have an account?

  • Office

    6410 Rockledge Dr
    Suite 401
    Bethesda, MD 20817
    Phone+1 301-897-5001

Education & Training

  • Tufts Medical Center
    Tufts Medical CenterResidency, Internal Medicine, 1996 - 1999
  • Lewis Katz School of Medicine at Temple University
    Lewis Katz School of Medicine at Temple UniversityClass of 1996

Certifications & Licensure

  • MD State Medical License
    MD State Medical License 2007 - 2026
  • DC State Medical License
    DC State Medical License 2004 - 2022
  • NY State Medical License
    NY State Medical License 1999 - 2009
  • VA State Medical License
    VA State Medical License 1999 - 2002
  • SC State Medical License
    SC State Medical License 1999 - 2000
  • American Board of Internal Medicine Internal Medicine