MediFind found 31 doctor with experience in Inappropriate Sinus Tachycardia (IST) near Mason City, IA. Of these, 28 are Experienced, 2 are Distinguished and 1 are Advanced.
MercyOne North Iowa Diabetes, Endocrinology And Weight Loss
Mark Johnson is an Endocrinologist in Mason City, Iowa. Dr. Johnson is rated as a Distinguished provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Type 2 Diabetes (T2D), Type 1 Diabetes (T1D), Maturity Onset Diabetes of the Young, and Inappropriate Sinus Tachycardia (IST).
MercyOne North Iowa Medical Center
Byron Beasley is a Cardiologist in Mason City, Iowa. Dr. Beasley is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Atrioventricular Nodal Reentrant Tachycardia (AVNRT), His Bundle Tachycardia, Paroxysmal Supraventricular Tachycardia (PSVT), Pacemaker Implantation, and Cardiac Ablation.
North Iowa Mercy Clinics
William Riesen is a primary care provider, practicing in Internal Medicine in Mason City, Iowa. Dr. Riesen is rated as a Distinguished provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Fainting, Inappropriate Sinus Tachycardia (IST), Vertigo, Gastrostomy, and Endoscopy. Dr. Riesen is currently accepting new patients.
North Iowa Mercy Clinics
Youssef Nasr is an Internal Medicine provider in Mason City, Iowa. Dr. Nasr is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Heart Failure, Pulmonary Edema, Mitral Valve Regurgitation, Heart Failure with Preserved Ejection Fraction (HFpEF), and Pacemaker Implantation.
North Iowa Mercy Clinics
Radu Hagau is a Cardiologist in Mason City, Iowa. Dr. Hagau is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Coronary Heart Disease, Ectopic Heartbeat, Atrial Fibrillation, Pacemaker Implantation, and Cardiac Ablation.
Mercy Health Services
Denisa Hagau is a Cardiologist in Mason City,, Iowa. Dr. Hagau is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Pulmonary Edema, Heart Failure, Pacemaker Implantation, and Cardiac Ablation.
North Iowa Mercy Clinics
Michael Giudici is a Cardiologist in Mason City,, Iowa. Dr. Giudici is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Atrial Fibrillation, Arrhythmias, Cardiomyopathy, Cardiac Ablation, and Pacemaker Implantation.
MercyOne North Iowa Emergency Care
Ted Schwarm is an Emergency Medicine provider in Mason City, Iowa. Dr. Schwarm is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Inappropriate Sinus Tachycardia (IST), Boils, Folliculitis, and Carbuncle.
MercyOne North Iowa Emergency Care
Matthew Schiller is a Palliative Medicine provider in Mason City, Iowa. Dr. Schiller is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top area of expertise is Inappropriate Sinus Tachycardia (IST).
MercyOne Forest Park Family Medicine
Joseph Behr is an Otolaryngologist and a Family Medicine provider in Mason City, Iowa. Dr. Behr is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Vertigo, Obstructive Sleep Apnea, and Empyema.
MercyOne North Iowa Emergency Care
Alex Farrell is a Nurse Practitioner in Mason City, Iowa. Mr. Farrell is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Muscle Spasms, Heart Failure with Preserved Ejection Fraction (HFpEF), Boils, and Folliculitis.
MercyOne Forest Park Family Medicine
Donell Timpe is a primary care provider, practicing in Family Medicine in Mason City, Iowa. Dr. Timpe is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her top areas of expertise are Hypertension, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Chronic Obstructive Pulmonary Disease (COPD).
MercyOne Forest Park Family Medicine
John Boedeker is a primary care provider, practicing in Family Medicine in Mason City, Iowa. Dr. Boedeker is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Hypertension, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Otitis.
MercyOne North Iowa Family Medicine Residency
Jerrold White is a primary care provider, practicing in Family Medicine in Mason City, Iowa. Dr. White is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Familial Hypertension, Endoscopy, and Colonoscopy.
MercyOne North Iowa Family Medicine Residency
Christopher Morse is a primary care provider, practicing in Family Medicine in Mason City, Iowa. Dr. Morse is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Low Sodium Level, Asthma in Children, Asthma, Endoscopy, and Pacemaker Implantation.
MercyOne North Iowa Medical Center NICU
Saad Khan is a Pediatrics provider in Mason City, Iowa. Dr. Khan is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Cerebral Hypoxia, Asthma in Children, Croup, and Genetic Epilepsy with Febrile Seizures Plus (GEFS+).
MercyOne Forest Park Family Medicine
Shoaib Qadri is a primary care provider, practicing in Family Medicine in Mason City, Iowa. Dr. Qadri is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, and High Cholesterol.
MercyOne North Iowa Family Medicine Residency
Patrick Courtney is a primary care provider, practicing in Family Medicine in Mason City, Iowa. Dr. Courtney is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are Chronic Kidney Disease, End-Stage Renal Disease (ESRD), Hypertension, Colonoscopy, and Endoscopy.
MercyOne North Iowa Women's Health Care And Internal Medicine
Janice Kirsch is a primary care provider, practicing in Family Medicine in Mason City, Iowa. Dr. Kirsch is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). Her top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Sciatica, Glucocorticoid-Remediable Aldosteronism, Colonoscopy, and Endoscopy.
MercyOne North Iowa Heart Center
Michael Sarik is a Cardiologist in Mason City, Iowa. Dr. Sarik is rated as an Experienced provider by MediFind in the treatment of Inappropriate Sinus Tachycardia (IST). His top areas of expertise are His Bundle Tachycardia, Paroxysmal Supraventricular Tachycardia (PSVT), Atrioventricular Nodal Reentrant Tachycardia (AVNRT), Pacemaker Implantation, and Cardiac Ablation.
Last Updated: 01/09/2026














