Arthur H. Loussararian, MD

Accepting New Patients
Offers Video Visits
26800 Crown Valley Parkway, Suite 120
Mission Viejo, CA 92691
2253.3 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: Spanish and English
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Mission Heritage Mission Viejo - Cardiology Suite 120

26800 Crown Valley Parkway, Suite 120, Mission Viejo, CA 92691

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About Arthur H. Loussararian

Dr. Loussararian received his undergraduate degree in Chemistry at the University of California, Los Angeles, and his medical degree at the UCLA School of Medicine. He completed his residency in Internal Medicine, and fellowship in cardiology at Harbor-UCLA Medical Center, and fellowship in Interventional Cardiology at Good Samaritan Hospital in Los Angeles.

During his medical training, Dr. Loussararian also studied at the Centro Cuore Columbus cardiology research laboratory in Milan, Italy. He has participated in volunteer community activities in Los Angeles County, serving as attending cardiologist at the Venice Family Clinic. Dr. Loussararian joined Mission Internal Medical Group in 1998. He is Board Certified in Internal Medicine, Cardiology, Interventional Cardiology and Vascular Medicine.

He is a Fellow of the American College of Cardiology (FACC) and of the Society of Cardiovascular Angiography and Intervention (FSCAI).

Dr. Loussararian is active in clinical research and has served as Principal Investigator in multiple national clinical trials encompassing cardiology and peripheral vascular disease. He serves as Clinical Instructor of Medicine at the UCLA School of Medicine. He is also the Director of Clinical Research for MHMG.

Dr. Loussararian is an Interventional Cardiologist with an interest in coronary angioplasty, valvular heart disease, patent foramen ovale, atrial septal defect. He also has a special area of interest in endovascular therapy for peripheral arterial disease, carotid artery disease, aortic aneurysm, and venous insufficiency. He is the Director of the Vascular Lab and the Coumadin Anticoagulation Clinic, and Co-Director of the Vein Center.

Medical School

University of California- Los Angeles- School of Medicine

Internship

Harbor- UCLA Medical Center- GME

Residency

Harbor- UCLA Medical Center - GME

Fellowship

Good Samaritan Hospital
1998

Fellowship

Harbor- UCLA Medical Center - GME
1997

Board Certifications
  • American Board of Internal Medicine, Cardiovascular Disease
  • American Board of Internal Medicine, Interventional Cardiology
  • American Board of Internal Medicine, Internal Medicine
Mission Heritage Mission Viejo - Cardiology Suite 120
26800 Crown Valley Parkway, Suite 120
Mission Viejo, CA 92691

Medical Groups & Affiliations
Mission Heritage Medical Group

Affiliated Locations
Providence St. Joseph Hospital - Orange
Providence Mission Hospital - Mission Viejo
Providence Mission Hospital - Laguna Beach

Clinical Interests

  • Abnormal Calcium Score
  • Abnormal Coronary Angiography
  • Abnormal Stress Test
  • Alcohol Septal Ablation
  • Anomalies Of The Coronary Artery
  • Aortic Valve Disease
  • Atherectomy
  • Atherosclerosis
  • Atherosclerosis Of The Aorta
  • Atrial Septal Defect (Asd)
  • Atrial Septal Defect (Asd) Closure Device Placement
  • Bicuspid Aortic Valve
  • Cardiac Angina
  • Cardiac Rehabilitation
  • Cardiogenic Shock
  • Cardiomyopathy
  • Carotid Artery Angioplasty
  • Carotid Stent
  • Chest Pain
  • Chronic Total Occlusion
  • Claudication
  • Congestive Heart Failure (Chf)
  • Coronary Angiography
  • Coronary Angioplasty
  • Coronary Artery Disease
  • Coronary Artery Fistula
  • Coronary Artery Stent Placement
  • Coronary Calcium Scoring
  • Directional Atherectomy
  • Edwards Sapien Transcatheter Aortic Heart Valve
  • Embolic Protection Devices
  • Exercise Intolerance
  • Extracorporeal Membrane Oxygenation
  • Familial Dilated Cardiomyopathy
  • Familial Hypertrophic Cardiomyopathy
  • Femoral Artery Angioplasty
  • Heart Biopsy
  • Hypertrophic Cardiomyopathy
  • Idiopathic Hypertrophic Subaortic Stenosis
  • Intra Aortic Balloon Pump
  • Intravascular Ultrasound
  • Ischemic Cardiomyopathy
  • Laser Atherectomy
  • Lithotripsy
  • Mechanical Circulatory Support
  • Minimally Invasive Aortic Valve Replacement
  • Minimally Invasive Mitral Valve Repair
  • Mitral Regurgitation
  • Mitral Valve Disease
  • Mitral Valve Prolapse
  • Mitral Valve Regurgitation
  • Mitral Valve Stenosis
  • Myocardial Infarction (Mi)
  • Myocarditis
  • Myxoma
  • Optical Coherence Tomography
  • Paravalvular Leak Repair
  • Patent Foramen Ovale
  • Patent Foramen Ovale Closure
  • Percutaneous Mitral Valve Repair
  • Percutaneous Valvuloplasty
  • Peripheral Artery Angioplasty
  • Peripheral Vascular Diseases
  • Prinzmetals Angina
  • Pulmonary Artery Stenosis
  • Pulmonary Artery Thrombectomy
  • Pulmonary Valve Disorders
  • Pulmonary Valve Insufficiency
  • Pulmonary Valve Stenosis
  • Radial Coronary Access
  • Refractory Angina
  • Replacement Cardiac Valve
  • Rheumatic Aortic Regurgitation
  • Rheumatic Aortic Stenosis
  • Rheumatic Diseases Of Pulmonary Valve
  • Rheumatic Heart Disease
  • Rheumatic Mitral Regurgitation
  • Rheumatic Mitral Stenosis
  • Right Heart Catheterization
  • Right Heart Failure
  • Right Ventricular Hypertrophy
  • Rotational Atherectomy
  • Shortness Of Breath (Sob)
  • Subaortic Stenosis
  • Thrombectomy
  • Thrombolysis
  • Tricuspid Regurgitation
  • Tricuspid Valve Disease
  • Valve Stenosis
  • Valvular Endocarditis
  • Venous Thromboembolism