Born in Mansfield, Ohio, Dr. Bayer earned an undergraduate degree in Molecular Genetics and one in Criminology from The Ohio State University in Columbus. He went on to attend medical school at The Ohio State University College of Medicine and Public Health. After medical school, Dr. Bayer moved to Charleston, where he completed an Internal Medicine internship and residency and a Cardiology fellowship at the Medical University of South Carolina. Board certified in cardiovascular diseases and Echocardiography; Dr. Bayer has advanced training in Cardiac Computed Tomography (CT). Additionally, he has been very active in research with numerous publications in the field of advanced cardiovascular imaging. His clinical interests include general clinical cardiology, preventive cardiac care and cardiovascular imaging.�I am passionate about developing a positive personal relationship with�all my patients and helping them live and enjoy their life to their fullest potential.�When not working, Dr. Bayer participates in outdoor activities such as snowboarding, surfing, soccer, and hiking and keeps physically active by running, swimming, biking and working out. He enjoys spending time with his wife, playing with my two sons and three rescue dogs and watching Ohio State sports. Dr. Bayer is rated as an Experienced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Arrhythmias, Inappropriate Sinus Tachycardia (IST), Familial Ventricular Tachycardia, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

P O'brien is a Vascular Surgeon in Missoula, Montana. Dr. O'brien is rated as a Distinguished provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Abdominal Aortic Aneurysm (AAA), Thoracic Aortic Aneurysm, Arterial Insufficiency, Carotid Artery Disease, and Carotid Artery Surgery. Dr. O'brien is currently accepting new patients.

John Craig is a General Surgeon and a Vascular Surgeon in Kalispell, Montana. Dr. Craig is rated as a Distinguished provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Carotid Artery Disease, Arterial Insufficiency, Peripheral Artery Disease, Carotid Artery Surgery, and Colostomy. Dr. Craig is currently accepting new patients.

Bennett Dykstra is a Vascular Surgeon and a General Surgeon in Kalispell, Montana. Dr. Dykstra is rated as a Distinguished provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Carotid Artery Disease, Abdominal Aortic Aneurysm (AAA), Arterial Insufficiency, Carotid Artery Surgery, and Hernia Surgery. Dr. Dykstra is currently accepting new patients.

William Hull is a Cardiologist in Anaconda, Montana. Dr. Hull is rated as an Experienced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Angina, Atrial Fibrillation, Sick Sinus Syndrome, and Atherosclerosis. Dr. Hull is currently accepting new patients.

Dr. Brett Williams was born and raised in Comanche, Oklahoma, a small town in southern Oklahoma where almost everyone made their living by farming, ranching or in the oil industry. He graduated from the University of Oklahoma in l978 with a Bachelor of Arts Degree, majoring in Psychology. He graduated from medical school at the University of Oklahoma Health Science Center in l982 and completed his general surgery residency at Cornell University in 1987 and his cardiovascular and thoracic surgical fellowship at State University of New York in Brooklyn in l990. After graduation, he had multiple opportunities to join practices in large metropolitan areas as well as university settings. However, he was intrigued by the “Last Best Place” and ultimately decided to establish his practice in Cardiovascular and Thoracic surgery in Great Falls, Montana in September 1990. He has provided continuous coverage in these specialties since that time. During those 28 years, Dr. Williams has championed innovations in surgical technique and technology to be able to provide state of the art care with surgical outcomes that consistently lead the region and the nation. Some of the innovations that were introduced by Dr. Williams to Central Montana include off pump coronary artery bypass grafting procedures, complex mitral valve repair, complex aortic root reconstruction and valve preservation, transmyocardial laser revascularization of the heart, minimally invasive valve surgery, minimally invasive coronary artery revascularization, surgical correction of atrial fibrillation, minimally invasive vascular surgery, minimally invasive thoracic surgery. He was one of the first surgeons to provide outpatient treatment with endovascular laser therapy for varicose veins. Dr. Williams is Board Certified by the American Board of Thoracic Surgery. A Fellow of the American College of Surgeons and a member of the Society of Thoracic Surgeons. Dr. Williams is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Carotid Artery Disease, Thoracic Aortic Aneurysm, Abdominal Aortic Aneurysm (AAA), Carotid Artery Surgery, and Heart Bypass Surgery.

Michael Reed is an Interventional Cardiologist in Missoula, Montana. Dr. Reed is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Coronary Heart Disease, Heart Attack, Aortic Valve Stenosis, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement. Dr. Reed is currently accepting new patients.

Robert Hancock is a Vascular Surgeon and a General Surgeon in Billings, Montana. Dr. Hancock is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Varicose Veins, Diverticular Disease, Abdominal Aortic Aneurysm (AAA), Carotid Artery Surgery, and Hernia Surgery. Dr. Hancock is currently accepting new patients.

Jeffrey Horn is a Vascular Surgeon in Billings, Montana. Dr. Horn is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Thoracic Aortic Aneurysm, Carotid Artery Disease, Arterial Embolism, and Carotid Artery Surgery. Dr. Horn is currently accepting new patients.

Michael Rohrer is a Vascular Surgeon in Missoula, Montana. Dr. Rohrer is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Gangrene, Carotid Artery Disease, End-Stage Renal Disease (ESRD), Arterial Embolism, and Carotid Artery Surgery. Dr. Rohrer is currently accepting new patients.

Robert Minor is an Interventional Cardiologist and a Cardiologist in Missoula, Montana. Dr. Minor is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Atrial Fibrillation, Angina, Atherosclerosis, and Coronary Heart Disease.

Carlos Albrecht is a Cardiologist in Butte, Montana. Dr. Albrecht is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Angina, Arterial Embolism, Arrhythmias, Sick Sinus Syndrome, and Pacemaker Implantation. Dr. Albrecht is currently accepting new patients.

Heather Hall is a Vascular Surgeon in Billings, Montana. Dr. Hall is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. Her top areas of expertise are Idiopathic Edema, Gangrene, Arterial Insufficiency, Peripheral Artery Disease, and Carotid Artery Surgery. Dr. Hall is currently accepting new patients.

Garth Olds is a General Surgeon in Bozeman, Montana. Dr. Olds is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Abdominal Aortic Aneurysm (AAA), Thoracic Aortic Aneurysm, Carotid Artery Disease, Carotid Artery Surgery, and Hernia Surgery. Dr. Olds is currently accepting new patients.

Thomas Desmarais is a Vascular Surgeon in Billings, Montana. Dr. Desmarais is rated as an Advanced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are End-Stage Renal Disease (ESRD), Thoracic Aortic Aneurysm, Abdominal Aortic Aneurysm (AAA), Mesenteric Artery Ischemia, and Carotid Artery Surgery.

Douglas Waldo is a Cardiologist in Ronan, Montana. Dr. Waldo is rated as an Experienced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Atrial Fibrillation, Angina, Coronary Heart Disease, Atherosclerosis, and Pacemaker Implantation. Dr. Waldo is currently accepting new patients.

Dr. Ritchie offers the full complement of cardiology services including arterial catheterization; temporary pacemakers; conventional and stress echocardiography, transesophageal echocardiography as well as exercise and pharmacologic stress testing. He also brings his expertise in all aspects of coronary angioplasty, including structural heart disease such as closure of atrial septal defects, balloon valvuloplasties; and peripheral angiography (AAA endovascular stent grafts, renal artery stents), DCA, rotablator, brachytherapy, IVUS and physiologic lesion assessment. Dr. Ritchie is board certified in Internal Medicine, Cardiovascular Diseases and Interventional Cardiology. Dr. Ritchie completed his undergraduate work at the University of Evansville, where he played baseball for three years. He attended medical school at Indiana University, where he graduated with highest honors in 1986. He then went on to complete his residency at Case Western Reserve School of Medicine in Cleveland in 1989. From there, he went on to complete his fellowship at Washington University in Saint Louis, where he performed clinical rotations while receiving interventional training. In his spare time Dr. Ritchie enjoys hiking, fishing, hunting, biking and spending time with friends and family. Dr. Ritchie is rated as an Experienced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Atrial Septal Defect (ASD), Patent Foramen Ovale, Unstable Angina, Carotid Artery Disease, and Pacemaker Implantation.

Robert Mitchell is a Cardiologist and a Vascular Surgeon in Kalispell, Montana. Dr. Mitchell is rated as an Experienced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Atrial Fibrillation, Aortic Regurgitation, Arrhythmias, Pediatric Myocarditis, and Pacemaker Implantation. Dr. Mitchell is currently accepting new patients.

Mark Morasch is a Vascular Surgeon in Great Falls, Montana. Dr. Morasch is rated as an Experienced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Thoracic Aortic Aneurysm, Carotid Artery Disease, Abdominal Aortic Aneurysm (AAA), Carotid Artery Surgery, and Aneurysm Repair. Dr. Morasch is currently accepting new patients.

Jason Hurd is a Vascular Surgeon in Missoula, Montana. Dr. Hurd is rated as an Experienced provider by MediFind in the treatment of Arterial Insufficiency. His top areas of expertise are Abdominal Aortic Aneurysm (AAA), Thoracic Aortic Aneurysm, Arterial Insufficiency, Carotid Artery Surgery, and Fasciotomy. Dr. Hurd is currently accepting new patients.