Apostolos Tsimploulis, MD| Cardiovascular Disease, Clinical Cardiac Electrophysiology | MedStar Health
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Apostolos Tsimploulis

Apostolos Tsimploulis, MD
Provider is directly employed by MedStar Health

Specialties: Cardiovascular Disease, Clinical Cardiac Electrophysiology, Cardiac Electrophysiology

Languages: English, French, Greek, German

855-430-5304

About me

Apostolos Tsimploulis, MD, , is the Associate Director, Complex Arrhythmias and Innovations Program for MedStar Heart & Vascular Institute and an Assistant Professor of Medicine at the Georgetown University School of Medicine. He is a clinical cardiac electrophysiologist who specializes in the management of the full spectrum of heart rhythm conditions, especially complex atrial and ventricular arrhythmias. Dr. Tsimploulis sees patients at MedStar Washington Hospital Center and MedStar Georgetown University Hospital. He is quadruple board-certified in: internal medicine, cardiovascular diseases, clinical cardiac electrophysiology, and echocardiography.

Dr. Tsimploulis treats atrial fibrillation, atrial flutter, supraventricular tachycardia, sinus node dysfunction, atrioventricular block, syncope, and other heart rhythm conditions.

He performs a broad range of procedures, including catheter ablation, implantation of defibrillators (both traditional and subcutaneous), pacemakers (both traditional and leadless), cardiac resynchronization as well as conduction system devices, and cardiac monitors. He also has specialized expertise in lead extraction, a procedure in which old pacemaker or defibrillator systems are removed from the body using mechanical tools or laser technology.

Dr. Tsimploulis is an active researcher whose work has been published in peer-reviewed journals and presented at international symposia.

Dr. Tsimploulis is a Fellow of the American College of Cardiology and a Fellow of the Heart Rhythm Society.

Philosophy of Care

“Every day, I strive to remember that patients entrust us with what is most precious—their health—and also to appreciate how the healthcare experience can be an unexpected, life-changing, and concerning one. I therefore aspire to treat every individual as a whole person and to promote a supportive environment where every patient is heard, respected, understood, and is offered the safest and highest quality care.”

Clinical areas of focus

  • Atrial Fibrillation Ablation
  • Atrial Flutter
  • Automated External Defibrillator
  • Cardiac Ablation
  • Cardiac Rhythm Monitoring
  • Electrophysiology Study
  • Heart Block
  • Heart Pacemaker Implantation
  • Pacemaker Lead Replacement
  • Radiofrequency Ablation
  • Supraventricular Tachycardia (SVT) Ablation
  • Tachycardia
  • Ventricular Fibrillation
  • Ventricular Tachycardia
  • Watchman Device Implantation
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Conditions and procedures

Conditions I treat

  • Atrial Fibrillation
  • Atrial Flutter
  • Bradycardia
  • Brugada Syndrome
  • Bundle Branch Block
  • Cardiac Arrest
  • Cardiac Arrhythmias
  • Cardiac Prosthetic Device Malfunction
  • Cardiac Resynchronization Therapy
  • Cardiac Resynchronization Therapy (CRT) Device Complications
  • Catecholaminergic Polymorphic Ventricular Tachycardia
  • Complications Of Cardiac And Vascular Prosthetic Devices
  • Heart Block
  • Heart Palpitations
  • Heart Racing
  • Implantable Defibrillator Maintenance
  • Irregular Heartbeat
  • Long Qt Syndrome
  • Pacemaker Implantation
  • Palpitations
  • Paroxysmal Supraventricular Tachycardia (PSVT)
  • Postural Orthostatic Tachycardia Syndrome (POTS)
  • Premature Atrial Contraction
  • Premature Atrial Contractions
  • Premature Atrial Contractions (PACS)
  • Premature Ventricular Contractions
  • Premature Ventricular Contractions (PVCS)
  • Short Qt Syndrome
  • Sick Sinus Syndrome
  • Supraventricular Tachycardia
  • Supraventricular Tachycardia (SVT)
  • Syncope
  • Tachycardia
  • Ventricular Arrhythmia
  • Ventricular Fibrillation
  • Ventricular Tachycardia
  • Ventricular Tachycardia Ablation
  • Watchman Device Complications
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Procedures I perform

  • Arrhythmia Monitoring
  • Atrial Fibrillation Ablation
  • Automated External Defibrillator
  • Cardiac Ablation
  • Cardiac Event Recorder
  • Cardiac Resynchronization Therapy
  • Cardiac Rhythm Monitoring
  • Cardioversion
  • Electrophysiology Study
  • Heart Pacemaker Implantation
  • Heart Rhythm Monitoring
  • Holter Monitoring
  • Implantable Loop Recorder
  • Maze Procedure For Atrial Fibrillation
  • Pacemaker Lead Replacement
  • Pacemaker Optimization
  • Pacemaker Placement
  • Pacemaker Upgrade
  • Pulmonary Vein Isolation
  • Radiofrequency Ablation
  • Supraventricular Tachycardia (SVT) Ablation
  • Supraventricular Tachycardia Management
  • Ventricular Fibrillation Treatment
  • Ventricular Tachycardia Ablation
  • Watchman Device Implantation
  • Wireless Event Recorder Monitoring
  • Wolff-Parkinson-White (WPW) Syndrome Treatment
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Practice locations

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163 Thomas Johnson Dr
Ste E
Frederick, MD, 21702

202-877-7685
Get Directions

miles away

Fax 855-384-5344

110 Irving St NW
Ste 5A-12
Washington, DC, 20010

202-877-7685
Get Directions

miles away

Fax 855-430-5304

10 St Patrick Dr
Waldorf, MD, 20603

202-877-7685
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miles away

Fax 855-384-5344

7501 Surratts Rd
Ste 304
Clinton, MD, 20735

301-877-5677
Get Directions

miles away

Fax 855-384-5344

Insurance

This list represents the major payors accepted by MedStar Health.

NOTE: Payor contracts change and not all plans associated with a payor may be covered. Payors may offer multiple plans. If you have a question related to your insurance, please contact your insurance plan directly. Contact information is located on your health insurance ID card.

*Denotes limited participation. Specific providers and practices may NOT be participating. Please contact your insurance plan directly.

  • List of insurance plans we accept
    • Aetna
    • CareFirst BlueCross BlueShield of Maryland
    • Cigna Health Care
    • Kaiser Permanente*
    • MedStar Select (Administered by CareFirst)
    • United HealthCare
    • Aetna
    • CareFirst BlueCross BlueShield of Maryland
    • Healthspring
    • Humana
    • Medicare & Railroad Medicare
    • United HealthCare
    • Aetna Better Health of Maryland *
    • Medical Assistance/Medicaid
    • MedStar Family Choice MD
    • Priority Partners *
    • United HealthCare Community Health Plan MD
    • Wellpoint MD
    • AmeriHealth Caritas
    • Health Services For Children With Special Needs (HSCSN)
    • Medical Assistance/Medicaid
    • MedStar Family Choice DC
    • Johns Hopkins Employer Health Programs *
    • Johns Hopkins US Family Health Plan *
    • MultiPlan
    • Private Healthcare Systems
    • Tricare/Humana Military
    • VA Community Care Network (VACCN)

Education

Board Certification: American Board of Internal Medicine, Cardiovascular Disease

Board Certification: American Board of Internal Medicine, Internal Medicine

Fellowship: Georgetown University Hospital (2025)

Fellowship: Georgetown University Hospital (2023)

Fellowship: Stony Brook Medicine (2021)

Residency: Medstar-Georgetown University Hospital GME (2018)

Fellowship: George Washington University Hospital (2013)

Residency: General Hospital of Larissa (2013)

Medical School: Aristotle University of Thessaloniki (2009)