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John Ragan, MD
CardiologyMake an Appointment
Cardiology - Essentia Health-32nd Avenue Clinic (Fargo)
Cardiology - Essentia Health-Ada Clinic
Cardiology - Essentia Health-Fosston Clinic
Cardiology - Essentia Health-Graceville Clinic
Cardiology - Essentia Health-Jamestown Clinic
Cardiology - Essentia Health-Park Rapids Clinic
Cardiology - Essentia Health St. Mary's-Detroit Lakes Clinic
Insurance Accepted
View List of InsurancePractice Locations
Primary Location
Conditions Treated
- Angina
- Anomalous coronary artery
- Aortic aneurysm
- Aortic regurgitation
- Aortic stenosis
- Aortic syndromes
- Aortic valve disease
- Aortic valve disorder
- Arrhythmias
- Arrhythmogenic right ventricular dysplasia
- Atherosclerosis
- Atherosclerosis (heart)
- Athletic heart syndrome
- Atrial fibrillation
- Atrial flutter
- Atrial tachycardia
- Atrioventricular block
- Atrioventricular block (complete)
- AV nodal arrhythmia
- Bacterial endocarditis (acute)
- Bicuspid aortic valve
- Blood clot
- Bradycardia
- Brugada syndrome
- Calcium score (abnormal)
- Cardiac amyloid
- Cardiac angina
- Cardiac arrest
- Cardiac channelopathies
- Cardiac conduction defects
- Cardiac disease (pregnancy)
- Cardiac sarcoidosis
- Cardiac sarcoma
- Cardiomegaly
- Cardiomyopathy
- Cardiomyopathy (ischemic)
- Cardiovascular disease
- Carotid artery disease
- Chest pain
- Cholesterol disorders
- Conduction defects
- Congenital heart block
- Congenital heart defects
- Congenital heart disease
- Congestive heart failure
- Coronary angiography (abnormal)
- Coronary artery disease
- Coronary artery fistula
- Coronary syndrome (acute)
- Dyspnea on exertion
- EKG (abnormal)
- Endocarditis
- Heart attack
- Heart defects
- Heart disease
- Heart failure
- Heart failure (advanced)
- Heart murmur
- Heart racing
- Heart rhythm disorder
- Heart valve disorders
- Heart valve regurgitation
- Heart valve stenosis
- Hypertension
- Hypertrophic cardiomyopathy
- Infiltrative cardiomyopathies
- Left bundle branch block
- Long QT syndrome
- Mitral regurgitation
- Mitral stenosis
- Mitral valve disease
- Myocardial infarction
- Myocarditis
- Myocardium disorders
- Myxoma
- Palpitations
- Papillary muscle disorders
- Paroxysmal supraventricular tachycardia
- Paroxysmal ventricular tachycardia
- Pericarditis
- Pericardium disorders
- Peripheral vascular disease
- Polymorphic ventricular tachycardia
- Postural tachycardia syndrome
- Premature heartbeats
- Premature ventricular contractions (PVCs)
- Prinzmetals angina
- Pulmonary artery stenosis
- Pulmonary edema
- Pulmonary embolism
- Pulmonary hypertension
- Pulmonary valve disease
- Rheumatic mitral stenosis
- Right bundle branch block
- Short QT syndrome
- Sinoatrial node dysfunction
- Sinus node dysfunction
- Stent thrombosis
- Stress test (abnormal)
- Supraventricular tachycardia
- Syncope
- Tachycardia
- Thrombosis
- Transposition of the great vessels
- Tricuspid regurgitation
- Tricuspid valve disease
- Trifascicular block
- Vasculitis
- Ventricular fibrillation
- Ventricular hypertrophy
- Ventricular tachycardia
- Wolff-Parkinson-White syndrome
Education and Certifications
Education
Medical Degree, New York Medical College, Valhalla, NY
Residency
Portsmouth Naval Hos, Portsmouth, VA - Medicine
Portsmouth Naval Hos, Portsmouth, VA - Internal Medicine
Naval Medical Center Portsmouth, Portsmouth, VA - Internal Medicine
Fellowship
Cleveland Clinic, Cleveland, OH - Cardiology
Board Certifications
American Board of Internal Medicine - Cardiovascular Disease
Reviews
4.7 out of 5
Patient Ratings