(631) 444-3575
- Specialty:
Subspecialty:
- Internal Medicine
Cardiology, Cardiac Electrophysiology
- Administrative/ Clinical Title:
- Director, Complex Arrhythmia Ablation Program
Director, Cardiac Electrophysiology Fellowship Program
SEI IWAI MD
For Appointments:
(631) 444-3575
ARRHYTHMIA
CARDIAC DISEASES
CARDIAC ELECTROPHYSIOLOGY
CARDIAC RESYNCHRONIZATION THERAPY
CARDIOLOGY
CARDIOVASCULAR DYSFUNCTION
ELECTROPHYSIOLOGY
ICD & PACEMAKER LEAD EXTRACTION
ICD PLACEMENT
PERMANENT PACEMAKER PLACEMENT
RADIOFREQUENCY ABLATION (ATRIAL FIBRILLATION)
RADIOFREQUENCY ABLATION (SUPERIOR VENA CAVA TACHYCARDIA)
RADIOFREQUENCY ABLATION (VENTRICULAR TACHYCARDIA)
1199NBF
AETNA
AFFINITY HEALTH PLAN
BEECH STREET
CIGNA HMO
CIGNA PPO
EMPIRE BLUE CROSS HMO
EMPIRE BLUE CROSS OTHER PLANS
EMPIRE BLUE CROSS PPO
EMPIRE BLUE CROSS SENIOR PLAN
FIDELIS CARE NEW YORK
GHI CBP
GHI HMO
HEALTHFIRST
HIP
ISLAND GROUP ADMINISTRATION
MAGNACARE
MEDICAID
MEDICARE
MULTIPLAN
MULTIPLAN PHCS
MULTIPLAN SAVILITY
NEIGHBORHOOD HEALTH PLAN
NO FAULT
SUFFOLK HEALTH PLAN
UNITED EMPIRE PLAN (NYSHIP)
UNITED HEALTHCARE
UNITED OXFORD FREEDOM PLAN
VYTRA (except SMART START)
WORKERS COMP
Education & Training
- Medical Degree:
- College of Physicians & Surgeons, Columbia University, NY
- Residency:
- Internal Medicine, Columbia-Presbyterian Medical Center, NY
- Fellowship:
-
Cardiology, The New York Hospital--Cornell University Medical Center, NY
Electrophysiology, The New York Hospital--Cornell University Medical Center, NY
Academic & Other
- Teaching Activity:
- Cardiac Electrophysiology
- Year Appointed at
Stony Brook:
- 2009
Bristol-Myers Squibb Cardiology Fellows Abstract Awards Program, 1998
Cum laude, Harvard College, MA, 1990
Harvard College Scholarship for Academic Execellence, MA, 1986-1990
Fellow (FACC), American College of Cardiology
Member:
Heart Rhythm Society
American Heart Association--Scientific Council (Clinical Cardiology)
American College of Physicians--American Society of Internal Medicine
Medical Society of the State of New York
Research
Underlying arrhythmogenic mechanisms and pharmacologic sensitivities of various cardiac arrhythmias including atrial tachycardia, atrial fibrillation, ventricular tachycardia, and ventricular fibrillation
Implications regarding catheter-based therapies
Cardiac repolarization alternans, a potent indicator of increased risk of sudden cardiac death due to ventricular arrhythmias
- Clinical Practice Began:
- 1999


Selected Publications
1. Patel A, Au E, Donegan D, Kim RJ, Lin FY, Stein KM, Markowitz SM, Iwai S, Weinsaft JW, Min JK, Lerman BB. Multidetector row computed tomography for identification of left atrial appendage filling defects in patients undergoing pulmonary vein isolation for treatment of atrial fibrillation: A comparison to transesophageal echocardiography. Heart Rhythm 2008;5:253-260.
2. Kenigsberg DN, Mirchandani S, Dover AN, Kowalski M, Wood MA, Shepard RK, Kalahasty G, Stein KM, Markowitz SM, Iwai S, Shah BK, Lerman BB, Mittal S, Ellenbogen KA. Sensing failure associated with the Medtronic Sprint Fidelis defibrillator lead. J Cardiovasc Electrophysiol 2008;19:270-74
3. Cantillon DJ, Stein KM, Markowitz SM, Mittal S, Shah BK, Morin DP, Zacks ES, Janik M, Ageno S, Mauer AS, Lerman BB, Iwai S. Predictive value of microvolt T-wave alternans in patients with left ventricular dysfunction. J Am Coll Cardiol 2007;50:166-173.
4. Kim RJ, Iwai S, Markowitz SM, Shah BK, Stein KM, Lerman BB. Clinical and electrophysiologic spectrum of idiopathic ventricular outflow tract arrhythmias. J Am Coll Cardiol 2007; 49:2035-2043.
5. Markowitz SM, Nemirovsky D, Stein KM, Mittal S, Iwai S, Shah BK, Dobesh DP, Lerman BB. Adenosine-insensitive focal atrial tachycardia: Evidence for de novo microreentry in the human atrium. J Am Coll Cardiol 2007;49:1324-33.
6. Morin DP, Zacks ES, Janik M, Ageno S, Mauer AS, Cantillon DJ, Markowitz SM, Mittal S, Iwai S, Shah BK, Lerman BB. The effect of bundle branch block on microvolt T-wave alternans and electrophysiologic testing in patients with ischemic cardiomyopathy. Heart Rhythm 2007;4:904-912.
7. Zacks ES, Markowitz SM, Stein KM, Mittal S, Iwai S, Shah BK, Morin DP, Mauer A, Ageno S, Janik M, Lerman BB, Stein KM. Effect of oral b-blocker therapy on microvolt T-wave alternans and electrophysiology testing in patients with ischemic cardiomyopathy. Am Heart J 2007; 153:392-397.
8. Iwai S, Cantillon DJ, Kim RJ, Markowitz SM, Mittal S, Stein KM, Shah BK, Yarlagadda RK, Cheung JW, Tan VR, Lerman BB. Right and left ventricular outflow tract tachycardias: Evidence for a common electrophysiologic mechanism. J Cardiovasc Electrophysiol 2006;17:1052-1058.
Personal Statement
Journal article reviewer for The Journal of the American College of Cardiology (JACC), 2006- present
Journal article reviewer Cardiology, 2006