Aseem D. Desai, MD

Accepting New Patients
26800 Crown Valley Parkway, Suite 103
Mission Viejo, CA 92691
44.9 miles away
Medical Groups & Affiliations
This provider is part of the larger Providence network and you may be able to access providers, hospitals, and services with the following groups:
  • Mission Heritage Medical Group and Affiliated Physicians
  • St. Joseph Heritage Medical Group and Affiliated Physicians
  • St. Jude Heritage Medical Group and Affiliated Physicians
Speaks: English
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Mission Heritage Mission Viejo - Cardiac Electrophysiology

26800 Crown Valley Parkway, Suite 103, Mission Viejo, CA 92691

Insurances Accepted

This information provides an overview of accepted insurance plan types. Coverage may vary by specific plan. Please verify your with your insurance provider before visiting us for care.

About Aseem D. Desai

Aseem Desai, MD, FHRS is a Stanford-trained cardiologist with over 20 years of experience caring for patients with heart rhythm disorders. His clinical practice includes catheter ablation for atrial fibrillation, atrial flutter, supraventricular tachycardia, premature ventricular contractions, and ventricular tachycardia, using robotic, pulsed field, radiofrequency, and cryoballoon technologies. He also performs electrical cardioversion, implantable loop recorder placement, long-term rhythm monitoring, and tilt table testing. He co-directs Mission Heritage Heart Rhythm Specialists and frequently evaluates patients referred for palpitations, unexplained dizziness or syncope, exercise intolerance, recurrent arrhythmias, and persistent symptoms despite medical therapy or unrevealing initial testing. He works closely with referring clinicians to co-manage patients, clarify diagnosis, guide treatment options, and support shared decision-making over time. Dr. Desai is the author of Restart Your Heart: The Playbook for Thriving with AFib, a contributor to Psychology Today, and a former Assistant Professor at the University of Chicago. He lectures nationally in hospital CME settings.

For more information visit: https://draseemdesai.com/ and for media information, visit: https://draseemdesai.com/insta-links

Scientific Leadership Positions

  • Associate Editor, EP Lab Digest
  • Founding Member, Robotic EP Society

Published Papers in Peer Reviewed Journals
  • Rapid Assessment of Left Ventricular Systolic Function in a Pacemaker Clinic Using a Hand-Carried Ultrasound Device. J Interv Card Electrophys. Published online October 19, 2006
  • Predictors of Appropriate Defibrillator Therapy Among Patients with an Implantable Defibrillator that Delivers Cardiac Resynchronization Therapy. J Cardiovasc Electrophys 2006. Published online February 3, 2006. doi: 10.1111/j.1540-8167.2006.00367.x.
  • Prognostic Significance of Quantitative QRS Duration. Am J Med 2006;119:600-6.
  • Implications and Outcome of Permanent Coronary Sinus Lead Extraction and Re-implantation.
    J Cardiovasc Electrophys 2005;16:1-8.
  • Editorial Commentary – Effect of Atrial Fibrillation on Chamber Dimensions. Heart Rhythm Journal 2005;2:25-27.
  • Termination of Epicardial Left Ventricular Tachycardia by Pacing without Global Capture. J Cardiovasc Electrophys 2005;16:92-94.
  • Long-Term Retention of Cardiac Resynchronization Therapy. J Am Coll Cardiol 2004;44:72-77.


Published Books, Textbook Chapters & Invited Articles
  • Restart Your Heart: The Playbook for Thriving with AFib
  • Premature Ventricular Contraction. In: eMedicine 2008.
  • Implantable Cardioverter-Defibrillators: Clinical trials-Primary and Secondary Prevention. In: UpToDate, Rose BD (Ed), UpToDate, Wellesley, MA, 2005.
  • Techniques of Prediction of Arrhythmia Occurrence and Stratification for Sudden Cardiac Death. In Wang P, Naccareli G, Rosen M, Estes M, Hayes D, Haines D, editors. New Arrhythmia Technologies, 1st ed. Blackwell Publishing (UK), 2005.
  • Pharmacologic Treatment of Atrial Fibrillation. Eur Heart J 2005 (in press).
  • The Role of Intravenous Amiodarone in the Management of Cardiac Arrhythmias. Ann Intern Med 1997;127:294-303.

Board Certifications
  • American Board of Internal Medicine, Cardiovascular Disease
  • American Board of Internal Medicine, Clinical Cardiac Electrophysiology
  • American Board of Internal Medicine, Internal Medicine
Mission Heritage Mission Viejo - Cardiac Electrophysiology
26800 Crown Valley Parkway, Suite 103
Mission Viejo, CA 92691

Medical Groups & Affiliations
Mission Heritage Medical Group

Affiliated Locations
Providence Mission Hospital - Laguna Beach
Providence Mission Hospital - Mission Viejo

Conditions and Procedures

  • Ablation For Ventricular Tachycardia
  • Acquired Heart Block
  • Anomalous Atrioventricular Excitation
  • Arrhythmias (Heart) Therapy
  • Arrhythmias During Pregnancy
  • Atrial Fibrillation
  • Atrial Fibrillation Ablation
  • Atrial Fibrillation Cryoablation
  • Atrial Fibrillation Radiofrequency Ablation
  • Atrial Flutter
  • Atrial Tachycardia
  • Atrioventricular Block
  • Atrioventricular Septal Defect
  • Av Nodal Arrhythmia
  • Bradycardia
  • Brugada Syndrome
  • Cardiac Ablation
  • Cardiac Channelopathies
  • Cardiac Conduction Defects
  • Cardiac Device Implant
  • Cardiac Device Infection
  • Cardiac Device Malfunction
  • Cardiac Devices
  • Cardiac Implantable Device Replacement
  • Cardiac Mapping
  • Cardiac Resynchronization Therapy
  • Cardiac Sarcoidosis
  • Cardiomyopathy
  • Cardioversion
  • Cerebrovascular Accident (Cva)
  • Complete Atrioventricular Block
  • Conduction Defects
  • Congenital Heart Block
  • Convergent Procedure
  • Familial Arrhythmias
  • Family History Of Sudden Cardiac Death
  • Heart Block
  • Holter Monitor
  • Implantable Cardiac Monitor Procedure
  • Implantable Cardioverter Defibrillator Placement
  • Implantable Defibrillator
  • Intracardiac Catheter Ablation
  • Intravenous Lead Extraction
  • Laser Lead Extraction
  • Lead Extraction
  • Left Bundle Branch Block
  • Long Qt Syndrome
  • Loop Recorder
  • Lown Ganong Levine Syndrome
  • Pacemaker
  • Pacemaker And Icd Interrogation
  • Pacemaker Infection
  • Pacemaker Placement
  • Pacemaker Revision
  • Palpitations
  • Paroxysmal Supraventricular Tachycardia
  • Paroxysmal Tachycardia
  • Paroxysmal Ventricular Tachycardia
  • Patent Foramen Ovale
  • Patent Foramen Ovale Closure
  • Polymorphic Ventricular Tachycardia
  • Postural Tachycardia Syndrome
  • Pre Excitation Syndrome
  • Premature Beats
  • Premature Ventricular Contractions
  • Remote Cardiac Device Monitoring
  • Replacement Of Defibrillator
  • Resynchronization Therapy
  • Right Bundle Branch Block
  • Short Qt Syndrome
  • Sick Sinus Syndrome
  • Sinoatrial Node Dysfunction
  • Sinus Node Dysfunction
  • Supraventricular Tachycardia
  • Syncope
  • Tachycardia
  • Tachycardia Bradycardia Syndrome
  • Tilt Table Test
  • Transvenous Lead Extraction
  • Trifascicular Block
  • Vasovagal Syncope
  • Ventricular Arrhythmia
  • Ventricular Fibrillation
  • Ventricular Tachycardia
  • Wearable Defibrillator
  • Wolff Parkinson White Syndrome