Skip to main content

8110 Gatehouse Road, Falls Church, VA 22042


Zachary T Hollis, 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.
Zachary Hollis, MD


Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Clinical Cardiac Electrophysiology, Cardiovascular Disease, Internal Medicine

Years of Experience





Request Profile Update

About Zachary Hollis, MD

Dr. Zachary Hollis is a specialty care physician board certified in internal medicine, cardiovascular medicine and clinical cardiac electrophysiology. He joined Inova Health System in 2021 and has been practicing since 2010. 

Dr. Hollis has a special interest in treating atrial fibrillation, atrial arrhythmias, left atrial occlusion devices, ventricular arrhythmias, pacemakers, defibrillators and cardiac resynchronization therapy.

Prior to joining Inova, Dr. Hollis was a cardiac electrophysiologist in Winchester, VA. 


  • Heart Rhythm Society

Research and Publications

View list of publications from Dr. Hollis' research

Podcasts and Webinars

Ask the Expert: Atrial Fibrillation: An Irregularly Irregular Journey 


Medical Education

University of Illinois College of Medicine 2010


University of Wisconsin
Training Specialty: Internal Medicine
6/1/2010 - 06/30/2013


University of Wisconsin
Training Specialty: Cardiovascular Disease
7/1/2013 - 6/30/2016
Johns Hopkins Hospital
Training Specialty: Clinical Cardiac Electrophysiology
7/1/2016 - 6/30/2018

Board Certification

Clinical Cardiac Electrophysiology, Cardiovascular Disease, Internal Medicine

Hospital Affiliation

Patient Reviews

About Patient Comments

The Patient Rating score is an average of all responses to physician related questions on our nationally-recognized Press Ganey Patient Satisfaction Survey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are gathered from our Press Ganey Patient Satisfaction Survey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

Learn More

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.