Muhanned Abu-Hijleh, M.D., is a Professor in the Department of Internal Medicine at UT Southwestern Medical Center, and a member of the Division of Pulmonary and Critical Care Medicine. He is the Director of the Chronic Obstructive Pulmonary Disease Clinic and Program, the Medical Director of Respiratory Therapy, and the Director of Interventional Pulmonology.

Originally from Amman, Jordan, Dr. Abu-Hijleh received his bachelor’s and medical degrees from the University of Jordan. He completed internal medicine residency training at the Warren Alpert Medical School of Brown University in Rhode Island, where he also completed advanced training through a fellowship in pulmonary, critical care, and sleep medicine, and mini-sabbaticals in interventional pulmonology.

Certified by the American Board of Internal Medicine in pulmonary medicine, critical care medicine, and sleep medicine, he joined the UT Southwestern faculty in 2017.

Dr. Abu-Hijleh’s research interests include airway disease, chronic obstructive pulmonary disease, emphysema, lung cancer, and pleural disease. His investigations have frequently resulted in publications in peer-reviewed journals and contributions to book chapters, editorials, and case reports. Additionally, he has presented his findings at scientific conferences throughout the United States and around the world. His clinical interests include sleep and breathing disorders, interventional pulmonology, therapeutic and diagnostic procedures for lung disease, and lung cancer.

At UT Southwestern, Dr. Abu-Hijleh teaches medical students and fellows through lectures, pulmonary rotations, and consultations. He serves on the Critical Care Committee and is a past member of many medical and administrative committees. He serves as an associate editor for Lung Journal and is an ad hoc reviewer for that and several other medical journals.

Dr. Abu-Hijleh is a Fellow of the American College of Chest Physicians, and a member of the American Thoracic Society and the Jordanian Medical Association.


Medical School
University of Jordan Faculty of Medicine, Jordan (1995)
Alpert Medical School of Brown University (1997), Internal Medicine
Alpert Medical School of Brown University (1999), Internal Medicine
Alpert Medical School of Brown University (2002), Pulmonary Diseases & Critical Care Medicine

Research Interest

  • Airway Disease
  • COPD/Emphysema
  • Interventional Pulmonology
  • Lung Cancer
  • Pleural Disease


Featured Publications LegendFeatured Publications

Intrabronchial Valves for Air Leaks After Lobectomy, Segmentectomy, and Lung Volume Reduction Surgery.
Abu-Hijleh M, Styrvoky K, Anand V, Woll F, Yarmus L, Machuzak MS, Nader DA, Mullett TW, Hogarth DK, Toth JW, Acash G, Casal RF, Hazelrigg S, Wood DE, Lung 2019 Oct 197 5 627-633
Improving Lung Function in Severe Heterogenous Emphysema with the Spiration® Valve System (EMPROVE): A Multicenter, Open-Label, Randomized, Controlled Trial.
Criner GJ, Delage A, Voelker K, Hogarth DK, Majid A, Zgoda M, Lazarus DR, Casal R, Benzaquen SB, Holladay RC, Wellikoff A, Calero K, Rumbak MJ, Branca PR, Abu-Hijleh M, Mallea JM, Kalhan R, Sachdeva A, Kinsey CM, Lamb CR, Reed MF, Abouzgheib WB, Kaplan PV, Marrujo GX, Johnstone DW, Gasparri MG, Meade AA, Hergott CA, Reddy C, Mularski RA, Case AH, Makani SS, Shepherd RW, Chen B, Holt GE, Martel S, Am. J. Respir. Crit. Care Med. 2019 Jul
Homozygous Rare PARN Missense Mutation in Familial Pulmonary Fibrosis.
Zhang D, Zhou Z, Abu-Hijleh M, Batra K, Xing C, Garcia CK, Am. J. Respir. Crit. Care Med. 2019 Mar 199 6 797-799
Successful Use of Pulmonary Cryotherapy for Tracheobronchial Thrombus Extraction and Recanalization of the Tracheobronchial Tree During a Pediatric Venovenous Extracorporeal Membrane Oxygenation Run.
Engelhardt K, Pirolli T, Raman L, Abu-Hijleh M, Hupp S, Pediatr Allergy Immunol Pulmonol 2019 Mar 32 1 28-30
Linear Probe Endobronchial Ultrasound Bronchoscopy with Guided Transbronchial Needle Aspiration (EBUS-TBNA) in the Evaluation of Mediastinal and Hilar Pathology: Introducing the Procedure to a Teaching Institution.
Abu-Hijleh M, El-Sameed Y, Eldridge K, Vadia E, Chiu H, Dreyfuss Z, Al Rabadi LS Lung 2013 Feb 191 1 109-15
Pulmonary puzzle. An unusual cause of chest pain. Diagnosis: Cor triatriatum sinistrum with secondary unilateral pulmonary venous hypertension and right lung hypoplasia.
Casserly B, Atalay MK, Poppas A, Klinger JR, Abu-Hijleh M Thorax 2011 Apr 66 4 285-6, 313-4
Cryptogenic and secondary organizing pneumonia: clinical presentation, radiographic findings, treatment response, and prognosis.
Drakopanagiotakis F, Paschalaki K, Abu-Hijleh M, Aswad B, Karagianidis N, Kastanakis E, Braman SS, Polychronopoulos V Chest 2011 Apr 139 4 893-900
Pleuropericarditis in a patient with inflammatory bowel disease: a case presentation and review of the literature.
Abu-Hijleh M, Evans S, Aswad B Lung 2010 Dec 188 6 505-10
Emergency use of an endobronchial one-way valve in the management of severe air leak and massive subcutaneous emphysema.
Abu-Hijleh M, Blundin M Lung 2010 Jun 188 3 253-7
The spectrum of nonasthmatic inflammatory airway diseases in adults.
Braman SS, Abu-Hijleh M Otolaryngol. Clin. North Am. 2010 Feb 43 1 131-46, x-xi


Featured Books Legend Featured Books

Honors & Awards

  • Compassionate Doctor Award
    Vitals (2018)
  • Compassionate Doctor Award
    Vitals (2016)
  • Compassionate Doctor Award
    Vitals (2014)
  • Best Doctors in America
    Best Doctors (2011-2020)
  • Dean's Teaching Excellence Award
    The Alpert Medical School of Brown University (2010)
  • Compassionate Doctor Award
    Vitals (2009-2010)
  • Beckwith Family Award for Outstanding Teaching
    The Alpert Medical School of Brown University (2008)
  • Patients' Choice Award
    Vitals (2008-2011)
  • Patients' Choice Award
    Vitals (2008-2011)
  • Teacher of the Year - Division of Pulmonary, Critical Care, and Sleep Medicine
    The Alpert Medical School of Brown University (2006)
  • Dean's Teaching Excellence Award
    The Alpert Medical School of Brown University (2004)
  • Veterans Administration Recognition Award
    Veterans Administration (2002)

Professional Associations/Affiliations

  • The American College of Chest Medicine
  • The American Thoracic Society
  • The Jordanian Medical Association