Cyrus Hadadi, MD| Electrophysiology | MedStar Health
Cyrus Hadadi

Cyrus Hadadi, MD
Provider is directly employed by MedStar Health

4.8 out of 5 (611 reviews)

Specialties: Electrophysiology

Languages: Farsi, English

(202) 877-3455

About me

Dr. Hadadi specializes in the evaluation and management of heart rhythm disorders, including atrial fibrillation, supraventricular tachycardia (SVT), and ventricular tachycardia. His clinical interests include special therapies such as epicardial catheter ablation for complex ventricular tachycardia, and developing new device-based interventional cardiac resynchronization therapies.

As Associate Director of Cardiac Arrhythmia Research, Dr. Hadadi is pioneering the application of advanced analytic techniques to large, complex patient data sets to improve outcomes for MedStar Heart & Vascular Institute cardiac electrophysiology procedures.

Philosophy of Care
“Patients are so much more than just a sum of cryptic medical diagnoses. They are beautiful human beings with luminous souls. At MedStar Heart & Vascular Institute, we put the heart back in heart care by treating each person by always prioritizing their dignity, humanity and individuality. The trust that my patients place in me to address every aspect of their cardiac arrhythmia needs is what brings me to work every morning with a smile on my face.” —Cyrus Hadadi

Clinical areas of focus

  • Atrial Fibrillation
  • Cardiac Ablation
  • Cardiac Arrhythmias
  • Heart Racing
  • Implantable Defibrillator
  • Pacemaker
  • Palpitations
  • Supraventricular Tachycardia
  • Tachycardia
  • Watchman Device Implantation

Conditions and procedures

Conditions I treat

  • Abnormal Electrocardiogram (EKG)
  • Anomalous Atrioventricular Excitation
  • Arrhythmias During Pregnancy
  • Arrhythmias In Adults With Congenital Heart Diseases
  • Atrial Fibrillation
  • Atrial Flutter
  • Atrial Tachycardia
  • Atrioventricular Block
  • Atrioventricular Nodal Reentrant Tachycardia
  • Atrioventricular Reentrant Tachycardia
  • Bradycardia
  • Brugada Syndrome
  • Cardiac Arrhythmias
  • Cardiac Channelopathies
  • Cardiac Conduction Defects
  • Cardiac Device Infection
  • Cardiac Device Malfunction
  • Cardiac Sarcoidosis
  • Catecholaminergic Polymorphic Ventricular Tachycardia
  • Complete Atrioventricular Block
  • Complex Arrhythmia
  • Conduction Defects
  • Familial Arrhythmias
  • Family History Of Sudden Cardiac Death
  • First Degree Heart Block
  • Heart Racing
  • Lead Malfunction
  • Left Bundle Branch Block
  • Long Qt Syndrome
  • Lown Ganong Levine Syndrome
  • Pacemaker Infection
  • Pacemaker Malfunction
  • Palpitations
  • Paroxysmal Supraventricular Tachycardia
  • Paroxysmal Tachycardia
  • Paroxysmal Ventricular Tachycardia
  • Polymorphic Ventricular Tachycardia
  • Postural Tachycardia Syndrome
  • Pre Excitation Syndrome
  • Premature Atrial Contraction
  • Premature Beats
  • Premature Ventricular Contractions
  • Presyncope
  • Right Bundle Branch Block
  • Short Qt Syndrome
  • Sick Sinus Syndrome
  • Sinoatrial Node Dysfunction
  • Sinus Node Dysfunction
  • Supraventricular Tachycardia
  • Syncope
  • Tachycardia
  • Tachycardia Bradycardia Syndrome
  • Trifascicular Block
  • Type 1 Second Degree Heart Block
  • Type 2 Second Degree Heart Block
  • Vasovagal Syncope
  • Ventricular Arrhythmia
  • Ventricular Fibrillation
  • Ventricular Tachycardia
  • Wolff-Parkinson-White Syndrome
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Procedures I perform

  • 4D Flow Mri
  • Ablation Arrhythmogenic Focus
  • Ablation Av Node
  • Ablation For Supraventricular Tachycardia
  • Ablation For Ventricular Tachycardia
  • Atrial Fibrillation Ablation
  • Atrial Fibrillation Cryoablation
  • Atrial Fibrillation Radiofrequency Ablation
  • Cardiac Ablation
  • Cardiac Contractility Modulation (CCM)
  • Cardiac Device Implant
  • Cardiac Devices
  • Cardiac Implantable Device Replacement
  • Cardiac Mapping
  • Cardioversion
  • Convergent Procedure
  • Defibrillator Malfunction
  • Holter Monitor
  • Implantable Cardiac Monitor Procedure
  • Implantable Defibrillator
  • Intracardiac Catheter Ablation
  • Intravenous Lead Extraction
  • Lariat Procedure
  • Laser Lead Extraction
  • Lead Extraction
  • Loop Recorder
  • Pacemaker
  • Pacemaker And Icd Interrogation
  • Pacemaker Placement
  • Pulmonary Vein Isolation
  • Radiofrequency Rhizotomy
  • Remote Cardiac Device Monitoring
  • Replacement Of Defibrillator
  • Resynchronization Therapy
  • Tilt Table Test
  • Transvenous Lead Extraction
  • Watchman Device Implantation
  • Wearable Defibrillator
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Practice locations

Distance from Enter your Location

310 West 9th Street
Frederick, MD, 21701

301-694-5900

Fax 301-698-9236

Get Directions

miles away

Fax 301-698-9236

110 Irving Street Northwest
Floor 5
Washington, DC, 20010

202-877-7685

Fax 855-430-5304

Get Directions

miles away

Fax 855-430-5304

7503 Surratts Road
Clinton, MD, 20735

202-877-7685

Fax 855-430-5304

Get Directions

miles away

Fax 855-430-5304

10 Saint Patricks Drive
Waldorf, MD, 20603

703-208-7257

Fax 855-374-5342

Get Directions

miles away

Fax 855-374-5342

505 Byrn Street
Cambridge, MD, 21613

202-877-7685

Fax 855-384-5344

Get Directions

miles away

Fax 855-384-5344

Insurance

MedStar Health accepts most major health insurance plans. If you are uncertain as to whether your individual health insurance plan is accepted at MedStar Health, please call your insurance company.

    • Veterans Affairs Community Care Network (VA CCN)

    • HumanaChoice Honor’s plan PPO

      HumanaChoice PPO

    • Cigna EPO

      Cigna Preferred Medicare

      Cigna True Choice Plus Medicare (PPO)

      Cigna Choice Fund PPO

      Cigna TotalCare (HMO D-SNP)

      Cigna POS/Network POS

      Cigna HMO Open Access

      Cigna HMO & Network (HMO)

      Cigna True Choice Medicare (PPO)

      Cigna Alliance Medicare (HMO) |

      Cigna PPO and PPO Plus

      Cigna POS Open Access & Open Access Plus

      Cigna Network Open Access

      Cigna Achieve Medicare (HMO C-SNP)

      Cigna Indemnity

      Great-West Healthcare POS/CIGNA

    • CareFirst Group Medicare Advantage

      Carefirst Healthy Blue (HMO/POS)

      Carefirst BlueChoice Open Access

      Carefirst BlueChoice Opt Out Plus Open Access (POS)

      CareFirst Maryland Indemnity or PPO

      CareFirst (NCA) Indemnity

      CareFirst MedStar Select PPO

      Carefirst BlueChoice Opt Out Open Access

      CareFirst Blue Card Program (Out-of-area BCBS plans)

      Carefirst EPO

      CareFirst Group Medicare Advantage prescription drug benefit (PPO)

      CareFirst MedStar PPO

      Carefirst Blue Preferred PPO

      HealthyBlue PPO

      CareFirst Administrators

      Carefirst BlueChoice HMO

      CareFirst NASCO

      Maryland Point of Service Plan (MPOS)

      Federal Employee Program (Std/Basic PPO/Blue Focus)

      CareFirst BC/BS Advantage Core/Enhanced

    • Tricare East Select

      Tricare Reserve Select

      Tricare for Life East

      Tricare East Prime

    • Innovation Health: POS

      Aetna Medicare Advantage HMO & PPO Plans

      Innovation Health: Open Network Only Plus

      Aetna HMO

      Innovation Health: Network Only Plus

      Aetna Open Choice (PPO)

      Aetna Signature Administrator PPO/TPA

      Aetna Open HMO/Open HMO Option/Open EPO Plus

      Aetna HMO-Open Access/Select OA

      Aetna Elect Choice/ EPO (Aetna Health Fund)

      Aetna Elect Choice/ Open Access (POS)

      Aetna HealthFund/Health Network Option OA

      Innovation Health: Open POS II

      Aetna Managed Choice (POS)

      Innovation Health: Indemnity

      Innovation Health: PPO

      Aetna Student Health Insurance

      Aetna Traditional Choice (PPO)

      Aetna Select HMO/HealthFund/Health Network

      Aetna Managed Choice Open Access (POS)

      Innovation Health: Open POS Plus

      Innovation Health: HMO & EPO Plus

      Aetna Quality Point of Service (POS)

      Aetna Choice POS & Choice POS II

      Innovation Health: POS Plus

    • Veterans Affairs Community Care Network

    • United Select Plus (POS)

      United MD IPA (HMO)

      United Choice

      United Choice Plus

      United Core Essential (HMO)

      United Optimum Choice Preferred (POS) & OCI Direct (HMO)

      United Community Plan - Maryland Health Choice Program

      United Options (PPO) (includes Empire PPO)

      United Erickson Advantage Plans

      UnitedHealthcare Individual Exchange Plans

      United Select HMO - EPO/NPP

      United Nursing Home Plan (C-SNP

      D-SNP)

      United Medicare Advantage DSNP District of Columbia

      United Golden Rule

      United AARP Medicare Complete

      I-SNP

      United Navigate

      United GEHA (for all other states) Compass Rose

      United MD IPA Preferred (POS)

      United Optimum Choice

      United Student Resources

      United Mamsi Life & Health

      United Group Medicare Advantage Plans

    • MedStar Family Choice DC Healthy Families

      MedStar Family Choice DC Healthcare Alliance

      MedStar Family Choice - Maryland Health Choice

    • Virginia Premier

      Kaiser Select

      Kaiser Select-Added Choice

      Kaiser Permanente Signature-Added Choice

      Kaiser Medicare Advantage Signature and Select

      Kaiser Signature

      Kaiser Maryland Medicaid MCO

      Kaiser HMO Plus and DHMO Plus Member

      Kaiser Medicare Plus

      Kaiser Flexible Choice

    • WellPoint Maryland

    • Uniformed Services Family Health Plan (USFHP)

      Priority Partners - Maryland Health Choice

    • Private Health Care Systems (PHCS) (PPO)

    • Medicaid - District of Columbia

      Medicaid - Virginia

      Medicaid - Maryland

    • AmeriHealth Caritas DC Healthy Families

      AmeriHealth Caritas DC Healthcare Alliance

    • Amerigroup DC Healthy Families

      Amerigroup DC Alliance

      WellPoint Maryland - Maryland Health Choice

    • Health Services for Children with Special Needs (HSCSN)

    • Choice Care Network/HUMANA (PPO)

    • Police and Fire Clinic

    • Traditional Medicare Fee for Service

    • Coventry Health Care National Network PPO

      Coventry of Delaware HMO/PPO

      First Health PPO

      Coventry Health Care of Virginia

Education

Board Certification: American Board of Internal Medicine, Cardiovascular Disease

Board Certification: American Board of Internal Medicine, Internal Medicine

Fellowship Program: MedStar Washington Hospital Center (2019)

Fellowship Program: Geisinger Community Medical Center (2017)

Residency Program: University of Maryland Medical Center (2014)

Medical School: Drexel University College of Medicine (2011)

Ratings and reviews

  • Explanations the care provider gave you about your problem or condition

    4.8
  • Extent to which the care provider listened to you

    4.9
  • Care provider’s discussion of any proposed treatment (options, risks, benefits, etc.)

    4.8
  • Provider included you in decisions

    4.8
  • Concern the care provider showed for your questions or worries

    4.9
  • Likelihood of recommending this care provider to others

    4.8
  • Feb 26, 2025

    Dr seemed to have decided I do not have a brain Would not clearly give rational explanations. Not happy about this.

  • Feb 18, 2025

    Dr. Hadadi is the best. He is very patient and understanding.

  • Feb 18, 2025

    This doctor is wonderful.He makes sure you understand everything and are comfortable with the solutions. He includes you in all decisions. I believe he genuinely cares about his patients.