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. Howard Steiner is an instructor of medicine at the Johns Hopkins School of Medicine. He has been practicing pulmonary and sleep consultative medicine since 1989. In his role as a diagnostician, he guides the evaluation and management of respiratory problems including infectious, malignant, allergic, autoimmune, and sleep-related disorders. He has been part-time faculty in the Johns Hopkins Pulmonary Division since 1991, is a Fellow in the American College of Chest Physicians, and mentors medical students, residents, and pulmonary fellows training at the Johns Hopkins Hospital. Contact for Research Inquiries 10755 Falls Road Pavilion I, Suite 200 Lutherville, MD 21093 Phone: (410) 583-7124 Selected Publications Lwebuga-Mukasa JS, Steiner H. Monoclonal antibody to rat lung Maclura Pomifera agglutinin (MPA) lectin binding glycoprotein localizes apically on rat and human type II pneumocytes and Clara cells. J Cell Biol 107:71a, 1989. Roberts PJ, McBean GJ, Steiner H, Kohler C, Schwarcz R. Lesioning Effects of Ibotenate in the immature rat brain and protection by 2-amino-7 phosphonoheptanoic acid. Soc Neurosci Abst 9:261, 1983. Steiner H, Ingbar DI. Mechanisms of lung injury and repair. In: Matthay RA, Matthay MA, Wiedemann HP eds. Annual Review of Pulmonary and Critical Care Medicine. Hanley & Belfus (Philadelphia, 1989), pp 205-223. Steiner H, Lwebuga-Mukasa JS. A549 cells display distinct functional and morphologic properties depending on their culture substratum. J Cell Biol 107:71a, 1989. Steiner H, Lwebuga-Mukasa JS. A549 cells produce a factor which is Mitogenic for human lung fibroblasts. Amer Rev Resp Dis 139:A492 1989. Steiner H, McBean GJ, Kohler C, Roberts PJ, Schwarcz R. Ibotenate Induced neuronal degeneration in immature rat brain. Brain Research 307:117-124, 1984. Dr. Steiner is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Bronchiectasis, Obstructive Sleep Apnea, Lung Metastases, 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. 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. 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.

Ji Rhee is a Pulmonary Medicine specialist and an Intensive Care Medicine provider in Baltimore, Maryland. Dr. Rhee 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), Lung Metastases, Asthma, and Asthma in Children. Dr. Rhee is currently accepting new patients.

Stacey-ann Brown is a Pulmonary Medicine provider in Lutherville, Maryland. Dr. Brown 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, Hypersensitivity Pneumonitis, and Cholesterol Pneumonia.

Dr. Rameen J. Molavi is part-time on the medical faculty as an instructor in medicine in the division of General Internal Medicine within the Department of Medicine at the Johns Hopkins University School of Medicine. His area of clinical expertise is internal medicine. Dr. Molavi is also the managing physician and chair of Park Medical Associates, a member of Johns Hopkins Regional Physicians. He is the recipient of the 2025 Samuel P. Asper Award for excellence in medicine from the Maryland Chapter of the American College of Physicians. Dr. Molavi holds a B.A. in biology from Rice University in Houston, TX. He earned his M.D. at the Johns Hopkins University School of Medicine. He completed his internship and residency in categorical internal medicine at the Washington University School of Medicine Barnes-Jewish Hospital in St. Louis, MO. He began medical practice in Lutherville in 1999 and joined Park Medical Associates in 2009. His practice focus is on primary care for adults of all ages. Recent News Articles and Media Coverage Dr. Rameen Molavi: COVID-19 Testing Realities, WYPR (April 28, 2020) Samuel Asper Award, American College of Physicians (2025). Dr. Molavi is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Mesenteric Venous Thrombosis, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

Mohammad Rahnama is a primary care provider, practicing in Internal Medicine in Parkville, Maryland. Dr. Rahnama is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are High Cholesterol, Familial Combined Hyperlipidemia, Xanthoma, and Cirrhosis.

Michael Randolph is a primary care provider, practicing in Internal Medicine in Baltimore, Maryland. Dr. Randolph is rated as an Experienced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are End-Stage Renal Disease (ESRD), Hypertensive Heart Disease, Enlarged Liver, and Pediatric Myocarditis. Dr. Randolph is currently accepting new patients.

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.

Mitchell Schwartz is a Pulmonary Medicine specialist and an Intensive Care Medicine provider in Towson, Maryland. Dr. Schwartz is rated as an Advanced provider by MediFind in the treatment of Chronic Obstructive Pulmonary Disease (COPD). His top areas of expertise are Lung Metastases, Hospital-Acquired Pneumonia, Atypical Pneumonia, Neurosarcoidosis, and Gastrostomy. Dr. Schwartz is currently accepting new patients.