Dr. Putcha is a pulmonary and critical care physician. She is an expert in the diagnosis and treatment of lung disease (specifically obstructive lung diseases such as COPD and asthma), and in the care of critically ill patients in the Medical ICU. She is a member of the Lung Research Conference Planning Committee and provides teaching to medical students and residents at Johns Hopkins. Dr. Putcha is rated as an Elite provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Emphysema, Cerebral Hypoxia, and Asthma.

Dr. Hansel is a pulmonary and critical care medicine physician. She is an expert in the diagnosis and treatment of obstructive airway diseases, including asthma and chronic obstructive pulmonary disease (COPD), and care of patients in the Medical ICU. Dr. Hansel is rated as an Elite provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Emphysema, Asthma, Bronchitis, and Endoscopy.

Dr. McCormack is a pulmonary, critical care physician and Associate Director of the Pulmonary & Critical Care Medicine Division. She is an expert in the diagnosis and treatment of patients with obstructive lung disease, including those with asthma and COPD. She has expertise in pulmonary physiology. She serves as the Medical Director of the Johns Hopkins University Pulmonary Function Laboratory and as the Chair of the American Thoracic Society Pulmonary Function Test Committee. She earned her M.D. from Jefferson Medical College of Thomas Jefferson University and her M.H.S. from the Bloomberg School of Public Health. She completed her residency at Thomas Jefferson University Hospital and performed a fellowship in pulmonary and critical care medicine at Johns Hopkins. She was the recipient of the Frederick L. Brancati Excellence in Mentoring Award. She plays an active role in mentoring fellows and junior faculty in the Pulmonary & Critical Care Medicine Division. Dr. Mccormack is rated as an Elite provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Asthma, Acute Interstitial Pneumonia, Interstitial Lung Disease, and Lung Transplant.

Dr. Sidhaye is a Professor in Pulmonary and Critical Care Medicine with a joint appointment in Department of Environmental Health and Engineering in the School of Public Health and in Biomedical Engineering. She is an expert in the diagnosis and management of lung diseases including COPD and asthma as well as management of critical illness and ventilatory support. Her lab is focused on studying lung epithelial responses to insults from non-infectious particles such as cigarette smoke and particulate matter as well as infectious insults such as virus and bacteria. A primary focus of the lab is in epithelial monolayer integrity and quantitative analysis of epithelial dysfunction with the goal of driving the epithelium towards health. Dr. Sidhaye serves as the co-director of the Physician Scientist Pathway in the Osler Residency Program at Johns Hopkins. She received her M.D. from the Feinberg School of Medicine at Northwestern University. She completed her residency at Northwestern and performed a fellowship in pulmonary and critical care medicine at Johns Hopkins. Dr. Sidhaye is rated as a Distinguished provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Acute Respiratory Distress Syndrome (ARDS), Emphysema, and Interstitial Lung Disease.

Dr. Checkley specializes in intensive care medicine. He is an expert in the diagnosis and management of acute respiratory failure and the acute respiratory distress syndrome. He also has extensive experience in the management of other life-threatening conditions commonly seen in the medical intensive care unit, including septic shock, acute gastrointestinal bleeding, acute liver failure, among other critical conditions. Dr. Checkley earned his M.D. from Northwestern University and received his Ph.D. from Johns Hopkins University. He completed his internal medicine residency training at Emory University and fellowship training in pulmonary and critical care medicine at Johns Hopkins School of Medicine. His research interests include International lung health, epidemiology, mechanical ventilation and acute lung injury. Dr. Checkley has been recognized by the National Institute of Health with the 2007 Post-doctoral National Research Service Award and the 2009 Pathway to Independence Career Award. Dr. Checkley is rated as a Distinguished provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Pneumonia, Chronic Obstructive Pulmonary Disease (COPD), Asthma, and Cerebral Hypoxia.

Dr. Sarath Raju is an instructor of medicine at the Johns Hopkins University School of Medicine. His areas of clinical expertise include obstructive lung diseases (asthma, chronic obstructive pulmonary disease), chronic lung disease in persons living with HIV, and critical care medicine. Dr. Raju earned his M.D. from Rush Medical College. He completed his residency at Johns Hopkins, where he also performed a fellowship in pulmonary and critical care medicine. He previously served as an Assistant Chief of Service for the Osler Medical Housestaff Training Program at Johns Hopkins. Dr. Raju joined the Johns Hopkins faculty in 2020, and is supported by the NIH to conduct research investigating the intersection of HIV, environmental exposures, and lung health. Dr. Raju is rated as a Distinguished provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Bronchogenic Cyst, Lung Metastases, Bronchitis, and Endoscopy.

Dr. Wise is a pulmonary, critical care physician. He is an expert in the diagnosis and treatment of patients with obstructive lung disease, including those with asthma and COPD. He is a consultant for patients with scleroderma and interstitial lung disease. He has expertise in pulmonary physiology and lung function testing. Dr. Wise’s research focus is the conduct of multi-center clinical trials in airway diseases and related translational research. Dr. Wise is the co-director of the Pulmonary T32 Multi-disciplinary Training Program in Pulmonary Disease. Dr. Wise is rated as a Distinguished provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Systemic Sclerosis (SSc), Interstitial Lung Disease, Acute Interstitial Pneumonia, and Sarcoidosis.

Dr. Fawzy is a pulmonary and critical care physician. He is an expert in the diagnosis and treatment of lung disease with a particular focus on asthma and COPD (emphysema and chronic bronchitis) and in the care of critically ill patients in the Medical ICU. Dr. Fawzy earned his M.D. from Stony Brook University. He completed his residency at Boston University Medical Center and fellowship in pulmonary and critical care medicine at Johns Hopkins University. Dr. Fawzy joined the Johns Hopkins faculty in 2020, and is supported by the NIH to conduct clinical and translational research investigating the role of platelet phenotypes in COPD. Dr. Fawzy is rated as a Distinguished provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Cerebral Hypoxia, Emphysema, and Bronchitis.

Aparna Balasubramanian is a Pulmonary Medicine provider in Baltimore, Maryland. Dr. Balasubramanian is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Pulmonary Hypertension, Chronic Obstructive Pulmonary Disease (COPD), Pulmonary Veno-Occlusive Disease, Emphysema, and Lung Transplant.

Dr. Gregory Diette is a professor of medicine at the Johns Hopkins University School of Medicine. He holds a joint appointment in the Department of Epidemiology in the Johns Hopkins Bloomberg School of Public Health. He has over 20 years of experience diagnosing and managing complex and challenging pulmonary conditions. He is expert in the diagnosis and treatment of patients with common conditions such as asthma and COPD, as well as uncommon conditions such as allergic bronchopulmonary aspergillosis (ABPA), bronchiolitis obliterans, hypersensitivity pneumonitis and others. His practice includes evaluation of patients with unexplained shortness of breath and cough as well as patients with a variety of environmental lung conditions. In addition to his outpatient practice, Dr. Diette provides inpatient care on the pulmonary, critical care and internal medicine services. Dr. Diette earned his M.D. from the Temple University School of Medicine. He completed his residency at the Hospital of the University of Pennsylvania and performed a fellowship in pulmonary and critical care medicine at Johns Hopkins. He received his M.H.S. from the Johns Hopkins Bloomberg School of Public Health. His research interests include environmental impacts on lung disease, epidemiology of airway disease and chronic obstructive pulmonary disease. Dr. Diette is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Asthma, Allergic Bronchopulmonary Aspergillosis, Pulmonary Aspergilloma, and Aspergillosis.

Matthew Lammi, MD MSCR is an Associate Professor of Medicine and part of the Interstitial Lung Disease (ILD) Program. Dr. Lammi obtained his medical degree from Temple University School of Medicine and did his internal medicine, pulmonary, and critical care training at Temple University Hospital. He then joined the faculty at LSU in New Orleans, where he served as the Director of the Comprehensive Pulmonary Hypertension Center. He joined Johns Hopkins in 2023. He currently serves as the Associate Director of the Johns Hopkins Pulmonary Fibrosis Foundation Care Center and is the Associate Program Director for the Advanced Lung Disease Fellowship. His research focuses on the intersection between ILD and pulmonary hypertension, particularly in patients with systemic sclerosis. He is currently a co-Principal Investigator for a clinical trial of therapy for scleroderma associated pulmonary hypertension supported by the Department of Defense Peer Reviewed Medical Research Program. He is active in numerous societies and serves as the Chair of the Research Committee for the Pulmonary Hypertension Association. Dr. Lammi is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Pulmonary Hypertension, Sarcoidosis, Systemic Sclerosis (SSc), Interstitial Lung Disease, and Lung Transplant.

Dr. Galiatsatos is a pulmonary and critical care medicine physician. He is an expert in the diagnosis and treatment of obstructive lung disease, tobacco cessation, and in the care of critically ill patients in the Medical ICU. He is a member of the Obstructive Lung Disease Group at Johns Hopkins, oversees the Tobacco Treatment Clinic and provides teaching to medical students and residents at Johns Hopkins. Dr. Galiatsatos is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), COVID-19, Severe Acute Respiratory Syndrome (SARS), and Pneumonia.

Dr. Neptune is a pulmonary, critical care physician with expertise in genetic disorders of the matrix with pulmonary manifestations. She is also skilled in the management of patients with advanced obstructive lung disease, especially emphysema. Dr. Neptune has extensive expertise in the diagnosis and management of the pulmonary complications of Marfan Syndrome, Loeys-Dietz Syndrome, vascular Ehlers Danlos Syndrome and other matrix disorders and serves on the Professional Advisory Board of the Marfan Foundation. She is also an expert on tobacco dependence and is the Vice-Chair of the Tobacco Action Committee of the American Thoracic Society. Dr. Neptune earned her M.D. from Harvard Medical School. She completed her residency and performed a fellowship in pulmonary and critical care at the University of California, San Francisco. She also performed a fellowship in genetics at Johns Hopkins. Her research interests include therapeutic strategies in Marfan syndrome; mechanisms and prevention of progression of COPD; and hepatocyte growth factor signaling in airspace homeostasis. Dr. Neptune is committed to creating a diverse research community and clinical workforce. She is involved in multiple diversity initiatives at Johns Hopkins and the American Thoracic Society. She is also involved in increasing awareness of tobacco dependence and the needed regulatory policies. Dr. Neptune serves on the Compliance Compensation Subcommittee for the Department of Medicine. Dr. Neptune is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Eosinophilic Granulomatosis with Polyangiitis (EGPA, Churg-Strauss Syndrome), Acute Interstitial Pneumonia, Interstitial Lung Disease, and Emphysema.

Paul M. Hassoun, M.D., is professor of medicine at the Johns Hopkins University School of Medicine and the director of the pulmonary hypertension program at Johns Hopkins Hospital. He received his medical degree from the Faculté de Médecine Lariboisière-Saint Louis at the University of Paris, France, completed an internship and residency at Brigham and Women’s Hospital and a fellowship in Pulmonary and Critical Care Medicine at Massachusetts General Hospital, both at Harvard Medical School. He was on faculty in the pulmonary division at New England Medical Center/Tufts University School of Medicine (Tufts-NEMC) in Boston, MA, until 2002 when he joined the division of pulmonary and critical care medicine at Johns Hopkins University. Dr. Hassoun has served or currently serves on numerous American Thoracic Society (ATS) assemblies and committees, including the Pulmonary Circulation Long Range Planning Committee, the Pulmonary Circulation Program Committee (for which he served as chair for 2008-2009), the ATS Scientific Advisory Council, Pulmonary Circulation Leadership Committee, and the American College of Chest Physicians Vascular Steering Committee. He served as the ATS Pulmonary Circulation chair (2011-2012) and on the ATS Publications Policy Committee. He was recently elected president of the Pulmonary Vascular Research Institute (PVRI; 2018-2019). Dr. Hassoun has held numerous editorial activities including serving on the editorial board of the American Journal of Respiratory and Critical Medicine (2010 to present), CHEST (2006-2015) and the European Respiratory Review (2008-2015). He currently serves as associate editor of the European Respiratory Journal (2013-present) and has served as associate editor for the Journal of Clinical Investigation (2017-2022). Dr. Hassoun is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Pulmonary Hypertension, Systemic Sclerosis (SSc), Pulmonary Veno-Occlusive Disease, Cerebral Hypoxia, and Lung Transplant.

Stephen C. Mathai, MD, MHS is an Associate Professor of Medicine and part of the Johns Hopkins Pulmonary Hypertension Program. Dr. Mathai received his undergraduate degree from Rutgers College and medical degree from Jefferson Medical College. He pursued residency training in Internal Medicine at Thomas Jefferson University Hospital, where he also served as Chief Medical Resident. Dr. Mathai came to Johns Hopkins for fellowship training in Pulmonary and Critical Care Medicine. During his 5-year fellowship, he obtained a Masters of Health Science degree from the Johns Hopkins Bloomberg School of Public Health and successfully competed for an individual Ruth L. Kirschstein National Research Service Award. Subsequently, he received a K23 award for his research in pulmonary vascular disease in scleroderma. He currently serves as Co-Principal Investigator for the Johns Hopkins PVDOMICS program supported by the NIH and is principal investigator for a clinical trial of therapy for scleroderma associated pulmonary hypertension supported by the Department of Defense Peer Reviewed Medical Research Program. He is also the Co-Director of the Ann Dana Kusch Multidisciplinary Program for Interstitial Lung Disease and Pulmonary Hypertension. Dr. Mathai has been active in numerous committees and holds several leadership positions in academic societies. He is the current chair of the Pulmonary Vascular Disease Network for the American College of Chest Physicians and has served on the steering committee for this organization for the past 4 years. He has served on several committees for the Pulmonary Circulation Assembly of the American Thoracic Society, including the Program Committee and Nominations Committee. He has organized symposia and delivered presentations related to pulmonary hypertension at numerous international meetings. He is the author of more than 100 publications and has given invited research lectures nationally and internationally. Dr. Mathai is also an active member of patient advocacy organizations. Currently, he is a member of the Scientific Leadership Council of the Pulmonary Hypertension Association where he serves as national chairperson of the Preceptorship Program Planning Committee. He is also a member of the Rare Disease Advisory Panel for the Patient Centered Outcomes Research Institute. Dr. Mathai also serves as the faculty leader of the inpatient pulmonary service, the Carol Johns Service, where he is responsible for the education of the internal medicine housestaff and pulmonary fellows. He has also received the Frederick L. Brancati Award for mentorship from the Department of Medicine at Johns Hopkins. Dr. Mathai is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Pulmonary Hypertension, Systemic Sclerosis (SSc), Pulmonary Veno-Occlusive Disease, Sarcoidosis, and Lung Transplant.

Dr. Merlo is an internist who specializes in pulmonary and critical care medicine. Dr. Merlo also has clinical expertise in the care of patients with cystic fibrosis as well as clinical expertise in the care of patients with advanced lung disease who may require or have undergone lung transplantation. Dr. Merlo holds a joint appointment in epidemiology at the Johns Hopkins Bloomberg School of Public Health. Dr. Merlo attended the College of the Holy Cross and completed medical school and residency training in internal medicine at Georgetown University. He completed both clinical and research fellowships in pulmonary and critical care medicine at Johns Hopkins, and earned his M.P.H. at the Bloomberg School of Public Health. His research interests include outcomes in lung transplantation and cystic fibrosis, HIV-related pulmonary disease, and outcomes in Osler Weber Rendu. Dr. Merlo serves as the Associate Program Director of Scholarship for the Osler Medical Housestaff Training Program. He has contributed numerous scientific papers and book chapters related to cystic fibrosis and lung transplantation, and his awards include the Harry Shwachman Clinical Investigator Award from the Cystic Fibrosis Foundation. Dr. Merlo is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Aspergillosis, Lung Transplant, and Endoscopy.

Dr. Pali Dedhiya Shah is a pulmonary and critical care physician. She is an expert in the diagnosis and treatment of advanced lung disease and lung transplantation. She is the medical director of the Johns Hopkins Lung Transplant program. She is a member of the International Society for Heart and Lung transplantation and provides teaching to medical students, residents and fellows at Johns Hopkins. Dr. Shah earned her medical degree from Jefferson Medical College of Thomas Jefferson University. She completed her residency at the Hospital of the University of Pennsylvania and performed a fellowship in pulmonary and critical care medicine at Johns Hopkins. Dr. Shah joined the Johns Hopkins faculty as an assistant professor of medicine in 2011. Dr. Shah is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Acute Interstitial Pneumonia, Interstitial Lung Disease, Idiopathic Pulmonary Fibrosis, Lung Transplant, and Endoscopy.

Dr. Jonathan Orens is a professor of medicine at the Johns Hopkins University School of Medicine. His areas of clinical expertise include pulmonary and critical care medicine. He is an internationally recognized expert in lung transplantation. Dr. Orens received his M.D. from the University of Maryland School of Medicine. He completed his residency at the University of Maryland Medical Center and performed a fellowship in pulmonary and critical care medicine at the University of Michigan Hospitals. Dr. Orens joined the Johns Hopkins faculty in 1998. His research interests include clinical outcomes of lung transplantation, chronic allograft rejection and ischemic reperfusion injury. Dr. Orens is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Cystic Fibrosis, Secondary Immunodeficiency (SID), Newborn Jaundice, Lung Transplant, and Endoscopy.

Dr. J. Michael Collaco is a professor of pediatrics at the Johns Hopkins University School of Medicine. His clinical specialty is pediatric pulmonary medicine, including chronic lung disease of premature infants, lung disease in medically complex patients including ventilators and tracheostomies, hereditary hemorrhagic telangiectasia, aerodigestive disorders, and general pediatric pulmonary conditions. He sees patients inpatient and outpatient at Johns Hopkins (East Baltimore campus), inpatient and outpatient at Mount Washington Pediatric Hospital, and inpatient at Kennedy Krieger Institute. Dr. Collaco attended Yale University for undergraduate studies and received his M.D. and M.S. (Anatomy) from Case Western University School of Medicine in Cleveland, Ohio. He completed his pediatric residency, pediatric pulmonary fellowship, M.B.A., M.P.H., and Ph.D. (Clinical Epidemiology) at the Johns Hopkins University. Dr. Collaco joined the Johns Hopkins faculty in 2008. His primary research interest is in the epidemiology of pediatric respiratory diseases, with a focus on environmental risk factors for cystic fibrosis and bronchopulmonary dysplasia as well as a special interest in the effects of secondhand smoke and electronic cigarette emissions. He has published over 140 peer-reviewed articles. Dr. Collaco is a member of the Cystic Fibrosis Research Development Center and the Hereditary Hemorrhagic Telangiectasia Center of Excellence. He has been recognized by Johns Hopkins with the John C. Hume Scholarship, the Francis F. Schwentker Research Award, and the Robert Dyar Award. Dr. Collaco is a fellow of the American Academy of Pediatrics. Dr. Collaco is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Bronchopulmonary Dysplasia, Cystic Fibrosis, Pulmonary Hypertension, Pseudomonas Stutzeri Infections, and Gastrostomy.

Dr. Catherine Simpson is an assistant professor of medicine at the Johns Hopkins University School of Medicine. Her areas of clinical expertise include internal medicine, pulmonary and critical care medicine, and pulmonary vascular diseases. Dr. Simpson earned her M.D. from the Louisiana State University School of Medicine. She completed her residency at Johns Hopkins, where she also performed a fellowship in pulmonary and critical care medicine and earned her M.H.S. degree from the Johns Hopkins Bloomberg School of Public Health. Dr. Simpson is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). Her top areas of expertise are Pulmonary Hypertension, Hypertension, Pulmonary Veno-Occlusive Disease, and Scleroderma.