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Louis Kenneth Zweig, MD

A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians, offering top-notch medical expertise, full access to Inova facilities, and the convenience of integrated electronic medical records.
Louis Zweig, MD


Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Internal Medicine

Clinical Interest

Areas of special interest identified by the physician or additional training completed.
General Medicine, Hypertension (High Blood Pressure), Sleep Disorder

Years of Experience





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About Louis Zweig, MD


Dr. Zweig is a primary care physician board certified in internal medicine with more than 16 years of clinical experience. He has a special interest in sleep disorders, hypertension and dermatologic procedures.

Dr. Zweig became interested in internal medicine because of his desire to establish long-term relationships with his patients and to help them stay healthy throughout their lives.

A native of Pittsburgh, PA, Dr. Zweig currently resides in Arlington, VA with his wife and daughter. In his spare time he enjoys hiking, biking, skiing and spending time outdoors with his family in any weather.


  • Washingtonian Top Doctor, 2015
  • Patients' Choice Award, 2015
  • Northern Virginia Magazine Top Doctor, 2016
  • Clinical Professor, Georgetown University Hospital, 2002-present
  • Clinical Professor, George Washington University Hospital, 2008-present


Medical Education

The Ohio State University College of Medicine 2002


MedStar Georgetown University Hospital Internal Medicine 6/1/1998 - 6/30/1999


MedStar Georgetown University Hospital Internal Medicine 6/1/1999 - 6/30/2002

Board Certification

Internal Medicine

Hospital Affliation

  • Inova Ambulatory

Inova Physician Referral Services

Please make note of the following information.

This referral service is sponsored by Inova. Only physicians with appropriate medical staff privileges at an Inova affiliated hospital may participate. There is no charge or fee to you or for the participating physician for our service. Physician participation is voluntary.

Physician referrals will be based on your referral needs and preferences of location, specialty, and rotation availability of the physician.

The physicians on our referral panel are independent practitioners or physician employees. The independent practitioners are not employees, agents or representatives of Inova and are solely responsible for their provision of medical care to you.