Robert F. Browning Jr.


Captain, Navy

Department of Primary Appointment:
School of Medicine
Chief of Interventional Pulmonology
Location: Walter Reed National Military Medical Center, Bethesda, MD
Research Interests:
Interventional Pulmonology
Lung cancer and COPD
Office Phone


Undergraduate: University of North Carolina at Chapel Hill, Psychology
Medical School: Uniformed Services University of the Health Sciences
Graduation Date: 20 MAY 2000
Professional Training and Experience:
PGY1: Internal Medicine at National Naval Medical Center, Bethesda, MD from July 2000 to 2001.
Residency: Internal Medicine at National Naval Medical Center, Bethesda, MD from July 2001 to June 2003.
Fellowship: National Capital Consortium, Pulmonary & Critical Care Medicine, Bethesda, MD from July 2003 to June 2006.
Fellowship in Interventional Pulmonology, Chest Diagnostic Center / Lung Cancer Center, Harbor Hospital, Baltimore, MD with Dr. Ko Pen Wang. 12 months dedicated training from July 2004 to July 2006.


Dr. Robert Browning began his career in the Navy in 1988 when he was commissioned as a Navy officer after completing 4 years as an NROTC midshipman and graduating from the University of North Carolina at Chapel Hill, N.C. with a degree in psychology. He graduated Navy flight school in 1989 and served as a Naval Aviator until 1996. He transitioned to military medicine in 1996 at the Uniformed Services University, Bethesda MD where he graduated with a degree in medicine in 2000. After graduation, he trained in the disciplines of Internal medicine and Pulmonary/Critical Care medicine in the National Capital Region, which included the National Naval Medical Center and Walter Reed Army Medical Center. He pursued further additional and specialized training in Interventional Pulmonology with one of the most well known international experts in the discipline, Dr. Ko Pen Wang, Interventional Pulmonology, Johns Hopkins Hospital, Baltimore MD as well as specific training in rigid bronchoscopy and jet ventilation with Dr. Heinrich Becker at the Thorax Clinic in Heidelberg, Germany. In 2006, Dr. Browning created the first DOD medical interventional pulmonology program serving the National Naval Medical Center and Walter Reed Army Medical Center. Dr. Browning served as the Chief of Pulmonary Medicine, Chief of Critical Care Medicine and Assistant Chief of Medicine. He currently serves as the Chief of Interventional Pulmonology at Walter Reed National Military Medical Center. Dr. Browning is an active lung cancer researcher with several funded research protocols at Walter Reed National Military Medical Center.


Browning R, Turner JF Jr, Parrish S. Spray cryotherapy (SCT): institutional evolution of techniques and clinical practice from early experience in the treatment of malignant airway disease. J Thorac Dis 2015;7(Suppl 4):S405-S414. doi: 10.3978/j.issn.2072-1439.2015.12.07

Browning R, Parrish S, Sarkar S, Turner JF Jr. First report of a novel liquid nitrogen adjustable flow spray cryotherapy (SCT) device in the bronchoscopic treatment of disease of the central tracheo-bronchial airways. J Thorac Dis 2013;5(3):E103-E106. doi: 10.3978/ j.issn.2072-1439.2013.05.26

Iding J, Krimsky W, Browning R. Tissue requirements in lung cancer diagnosis for tumor heterogeneity, mutational analysis and targeted therapies: initial experience with intra-operative Frozen Section Evaluation (FROSE) in bronchoscopic biopsies. Journal of Thoracic Diseases doi: 10.21037/jtd.2016.03.17

Slebos DJ, Breen D, Coad J, Klooster K, Hartman J, Browning R, Shah PL, McNulty WH, Al-Abdul Mohsin M9, Irshad K.Safety and Histological Effect of Liquid Nitrogen Metered Spray Cryotherapy in the Lung. Am J Respir Crit Care Med. 2017 Mar 30. doi: 10.1164/rccm.201611-2220LE. [Epub ahead of print] PMID: 28358989 DOI: 10.1164/rccm.201611-2220LE

Hohenforst-Schmidt W, Zarogoulidis P, SteinheimerM, Rupprecht H, Vogl T, Turner JF, Browning R, TsakiridisK, Huang H. A New Endobronchial Ultrasound (EBUS) Application for Benign and Malignant Pericardial Effusion (PE) Aspiration: Transbronchial Pericardial Effusion Aspiration (TPEA) with a Regular EBUS Transbronchial (TBNA) Needle under Apneic Nasal Jet-Catheter Ventilation. Journal of Biomedicine, 2016; 1: 9-25. doi: 10.7150/jbm.16945

Huang JA, Browning R, Wang KP. Counterpoint: should endobronchial ultrasound guide every transbronchial needle aspiration of lymph nodes? No. Chest 2013; 144:734-737