Holiday Hours

With the exception of Inova hospitals, Inova Emergency Care and Inova-GoHealth Urgent Care, all Inova outpatient offices will be closed for the Christmas and New Year's Day holidays – Wednesday, Dec. 25 and Wednesday, Jan. 1.

Some Inova care sites have additional closures for the holidays, which will be noted on the relevant location pages. 

Zachary T. Hollis, MD

Zachary Hollis, MD

Zachary Hollis, MD

Zachary T. Hollis, MD

Specialty
Clinical Cardiac Electrophysiology, Cardiovascular Disease, Internal Medicine
Years of Experience
14
Gender
Male
Locations

8081 Innovation Park Dr
602
Fairfax, VA 22031

Phone
Fax
571-472-3271
Inova Medical Group - Arrhythmia

3025 Hamaker Ct
101
Fairfax, VA 22031

Phone
Fax
571-472-3271
Inova Medical Group - Arrhythmia

44084 Riverside Pkwy
150
Lansdowne, VA 20176

Phone
Fax
571-472-3271
Inova Medical Group - Arrhythmia

224 D Cornwall St
306
Leesburg, VA 20176

Phone
Fax
571-472-3271

1800 N Beauregard St
50
Alexandria, VA 22311-1735

Phone
Fax
703-289-9404

About Zachary T. 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. 

Memberships/Accreditations

  • 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 School
University of Illinois College of Medicine
Residencies
University of Wisconsin
Training Specialty: Internal Medicine
6/1/2010 - 6/30/2013
Fellowships
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

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.