Joe Gregory is a primary care provider, practicing in Internal Medicine in Butte, Montana. Dr. Gregory has been practicing medicine for over 39 years and is rated as an Experienced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Emphysema, Bullae, Stasis Dermatitis and Ulcers, and Peptic Ulcer. Dr. Gregory is currently accepting new patients.

Shawna Yates is a primary care provider, practicing in Family Medicine in Butte, Montana. Dr. Yates has been practicing medicine for over 27 years and is rated as an Experienced provider by MediFind in the treatment of Pulmonary Hypertension. Her top areas of expertise are Emphysema, Bullae, Vascular Dementia, and Type 2 Diabetes (T2D). Dr. Yates is currently accepting new patients.

Jeffrey Johnson is a primary care provider, practicing in Family Medicine in Billings, Montana. Dr. Johnson has been practicing medicine for over 33 years and is rated as an Experienced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Chronic Obstructive Pulmonary Disease (COPD).

Lisa Malody is a primary care provider, practicing in Family Medicine in Billings,, Montana. Dr. Malody has been practicing medicine for over 36 years and is rated as an Experienced provider by MediFind in the treatment of Pulmonary Hypertension. Her top areas of expertise are Hypothyroidism, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

Christopher Gill is a primary care provider, practicing in Internal Medicine in Kalispell, Montana. Dr. Gill is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Lung Metastases, Pulmonary Veno-Occlusive Disease, Pulmonary Hypertension, and Breast Cancer.

Dr. Sisk is an experienced pulmonologist who has provided pulmonary care since 2018. Dr. Sisk has a special interest in bridging urban and rural healthcare access. In 2004, Dr. Sisk earned her Bachelor’s of Science in Biology from Missouri Western State University. Dr. Sisk graduated with her Doctor of Osteopathy in 2011 from Kansas City University of Medicine. Dr. Sisk completed her Pulmonary Critical Care Fellowship in 2018. She continued her education with a Masters of Healthcare Administration from Virginia Commonwealth University in 2019. After completing her medical degree, Dr. Sisk worked as a nocturnal hospitalist. Dr. Sisk has participated in many medical missions in developing countries to establish and provide care in rural communities. Before joining the Great Falls Clinic team, she was a pulmonary/critical care physician in Colorado, a physician assistant program instructor and a medical director for a nonprofit located in Mozambique, Africa. In her spare time, Dr. Sisk enjoys spending time in nature including hiking, camping, fishing and exploring, always with a canine sidekick. She loves international travel, hosting friends and family for good food and golf. Dr. Sisk is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. Her top areas of expertise are Lung Metastases, Pulmonary Veno-Occlusive Disease, Pulmonary Hypertension, and Interstitial Lung Disease.

Juan Rodriguez-Escudero is an Advanced Heart Failure and Transplant Cardiologist and a Cardiologist in Billings, Montana. Dr. Rodriguez-Escudero is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Pulmonary Veno-Occlusive Disease, Pulmonary Hypertension, Heart Failure, Coronary Artery Bypass Graft (CABG), and Percutaneous Coronary Intervention (PCI).

Timothy Obermiller is a Pulmonary Medicine provider in Kalispell, Montana. Dr. Obermiller is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Lung Metastases, Lung Nodules, Chronic Obstructive Pulmonary Disease (COPD), and Grass Allergy. Dr. Obermiller is currently accepting new patients.

Keith Popovich is a Pulmonary Medicine provider in Butte, Montana. Dr. Popovich is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Obstructive Sleep Apnea, Lung Metastases, Chronic Obstructive Pulmonary Disease (COPD), and Emphysema. Dr. Popovich is currently accepting new patients.

Gregory Lemense is a Pulmonary Medicine specialist and an Intensive Care Medicine provider in Bozeman, Montana. Dr. Lemense is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Lung Nodules, Acute Interstitial Pneumonia, Lung Metastases, Interstitial Lung Disease, and Endoscopy.

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

Joseph Canciller is a Cardiologist in Billings,, Montana. Dr. Canciller is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Arrhythmias, Atrial Fibrillation, Sick Sinus Syndrome, Pacemaker Implantation, and Aortic Valve Replacement.

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 Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Atrial Septal Defect (ASD), Patent Foramen Ovale, Unstable Angina, Carotid Artery Disease, and Pacemaker Implantation.

Alexis Harrison is a Cardiologist in Kalispell,, Montana. Dr. Harrison is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. Her top areas of expertise are Atrial Fibrillation, Pediatric Myocarditis, Aortic Regurgitation, Pacemaker Implantation, and Angioplasty.

Joseph Krezowski is a Cardiologist in Kalispell,, Montana. Dr. Krezowski is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Aortic Regurgitation, Atrial Fibrillation, Pediatric Myocarditis, Angioplasty, and Pacemaker Implantation.

Eve Gillespie is a Cardiologist in Kalispell,, Montana. Dr. Gillespie is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. Her top areas of expertise are Heart Failure with Preserved Ejection Fraction (HFpEF), Heart Failure, Pulmonary Edema, Pacemaker Implantation, and Cardiac Ablation.

Preston Schneider is a Cardiologist in Bozeman, Montana. Dr. Schneider has been practicing medicine for over 17 years and is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Adenosine Deaminase 2 Deficiency, Arrhythmias, Familial Ventricular Tachycardia, and Atrial Fibrillation.

Robert Mitchell is a Cardiologist in Kalispell, Montana. Dr. Mitchell is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Atrial Fibrillation, Aortic Regurgitation, Arrhythmias, Pediatric Myocarditis, and Pacemaker Implantation.

Ronald Chin is a Cardiologist in Bozeman, Montana. Dr. Chin is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Pulmonary Veno-Occlusive Disease, Adenosine Deaminase 2 Deficiency, Atrial Fibrillation, and Familial Ventricular Tachycardia.

Joshua Duchesne is a Cardiologist in Kalispell, Montana. Dr. Duchesne is rated as an Advanced provider by MediFind in the treatment of Pulmonary Hypertension. His top areas of expertise are Pediatric Myocarditis, Aortic Regurgitation, Paroxysmal Supraventricular Tachycardia (PSVT), Multifocal Atrial Tachycardia, and Pacemaker Implantation.