Leo Polosajian, MD, is board certified in internal medicine, cardiology and adult comprehensive echocardiography. He completed an extensive fellowship training program in Cardiac Electrophysiology at Cedars-Sinai Medical Center. His clinical areas of expertise and interests include complex arrhythmia management and ablation, atrial fibrillation ablation, supraventricular tachycardia ablation, heart failure management, cardiac resynchronization therapy, pacemakers and cardiac defibrillator implantation. In addition, Dr. Polosajian is trained in cardiac catheterization and nuclear cardiology.Dr. Polosajian completed his internal medicine residency at Columbia University's St. Luke's-Roosevelt Hospital in New York City and his cardiology fellowship at the University of Connecticut. He also holds a Master's degree in biomedical sciences from Barry University in Florida.

He is a member of several organizations which include the Heart Rhythm Society, the American Medical Association, the American Heart Association and the Armenian American Medical Society of California.

Dr. Polosajian, fluent in English and Armenian, is committed to providing the highest quality care for his patients. His approach involves understanding the patient's health care needs and implementing state-of-the-art techniques. He is extremely compassionate, and believes in taking the time to explain and discuss all aspects of care and treatment options with his patients. He is committed to the coordination of care for his patients with his colleagues.

Dr. Polosajian is a member of the Providence Holy Cross and Providence Saint Joseph Medical Staffs providing specialty care in Cardiac Electrophysiology.

Medical School
  • St. George's University School of Medicine, Grenada, West Indies
  • St. Luke's-Roosevelt Hospital Center, New York, NY
  • St. Luke's-Roosevelt Hospital Center, New York, NY
  • Cedars Sinai Medical Center, Los Angeles, CA
  • University of Connecticut Health Center, Farmington, CT
  • English


Cardiac Rhythm Specialists, Inc.
7640 Tampa Avenue
Suite 101
Reseda, CA 91335
(818) 718-1600
(818) 343-1612
Cardiac Rhythm Specialists, Inc.
425 Haaland Drive
Suite 205
Thousand Oaks, CA 91361
(818) 718-1600
(818) 343-1612


  • Cardiology (Board Certified)
  • Electrophysiology


Insurances Accepted
  • Aetna HMO Plan
  • Aetna PPO/POS/EPO
  • Affiliated Health Funds PPO
  • Anthem Blue Cross Calif. Care HMO
  • Anthem Blue Cross PPO/POS/EPO
  • Anthem Blue Cross Senior Plan HMO
  • Blue Cross/Blue Shield PPO
  • Blue Shield 65 Plus Senior Plan HMO
  • Blue Shield Access + HMO Plan
  • Blue Shield HMO Plan
  • Blue Shield HMO Plus POS
  • Blue Shield PPO/POS/EPO
  • Cigna HMO Plan
  • Cigna PPO/POS/EPO
  • CorVel Health PPO/EPO
  • Coventry Integrated Network PPO
  • Foundation Health Plan PPO/EPO/POS
  • GWH-CIGNA (Great West) HMO
  • GWH-CIGNA (Great West) PPO, POS
  • Health Management Network PPO
  • Health Net HMO
  • Health Net PPO/EPO/POS
  • Health Net Seniority Plus HMO
  • Health Net Silver Network HMO
  • Health Payors Organization PPO
  • Humana ChoiceCare PPO
  • Medi-Cal (Straight)
  • Medi-Cal Anthem (BC) HMO
  • Medi-Cal/L.A. Care/Care 1st HMO
  • Medicare
  • Medi-Medi (Medicare-Medi-Cal)
  • Preferred Health Systems PPO
  • Prime Health Services PPO
  • ProAmerica PPO
  • Prudential Healthcare
  • Scan Senior Health Plan HMO
  • Secure Horizons Senior/UHC HMO
  • United Healthcare HMO Plan
  • United Healthcare PPO/POS/EPO
  • Universal Health Network PPO
  • USA Managed Care Organization
Insurance Medical Groups
  • Providence Care Network