Pulm Div Leon

Associate Professor of Medicine

Associate Dean for Undergraduate Medical Education

Division of Pulmonary, Allergy & Critical Care Medicine
1720 2nd Avenue So, THT-422
University of Alabama at Birmingham
Birmingham, AL 35294

Physician Provider Profile

Board Certifications
1999, American Board of Internal Medicine
2001, American Board of Internal Medicine, Pulmonary Diseases
2002, American Board of Internal Medicine, Critical Care Medicine

Medical School:  Baylor College of Medicine, Houston, TX

Internship and Residency:  University of Alabama at Birmingham, Birmingham, AL

Fellowship: University of Alabama at Birmingham, Pulmonary Diseases & Critical Care Medicine, Birmingham, AL

Contact Information

Campus Address:

LHRB 410

Academic Office location:

LHRB 410

Office Phone:

(205) 934-7679

Office Fax (Academic):

(205) 996-4699

TKC Clinic Phone:

(205) 934-7679

TKC Clinic Fax:

(205) 996-4699

Email Address:


Beeper #:


Office Assistant:   
Jessie Daniels                            
Ph: (205) 934-7679

Fax: (205) 996-4699

Brief Bio
Dr. Leon is an Associate Professor of Medicine in the UAB Division of Pulmonary, Allergy, and Critical Care Medicine. He is also the UAB School of Medicine Associate Dean of Undergraduate Medical Education.  Dr. Leon began his medical training at Baylor College of Medicine, where he earned his MD. Following this training, Dr. Leon completed his internship, residency, and pulmonary & critical care fellowship at UAB, where he was chief fellow. Dr. Leon soon became a division faculty member, beginning work as an instructor in 2002. Dr. Leon is currently involved in research for cystic fibrosis therapeutic and development centers.

Clinical and Research Interests
Adult Cystic Fibrosis, Lung Transplantation, Simulation Training in Medical Education

Key Publications
Bosmia AN, Leon KJ. Lung injury and the cin-namon challenge: college students should beware this Internet dare. J Inj Violence Res. 2015 Jan;7(1):41-2. doi: 10.5249/jivr.v7i1.541. Epub 2013 Oct 9.

McGiffin DC, Zorn GL Jr, Young KR Jr, Kirklin JK, Leon KJ, Wille KM, Brown RN, Naftel DC, Hart K, Lalisan D. The intensive care unit oxygen challenge should not be used for donor lung function decision-making.J Heart Lung Transplant. 2005 Nov;24(11):1902-5. Epub 2005 Sep 15.

McGiffin D, Wille K, Young K, Leon K. Salvaging the dehisced lung transplant bronchial anastomosis with homograft aorta. Interact Cardiovasc Thorac Surg. 2011 Dec;13(6):666-8. doi: 10.1510/icvts.2011.269910. Epub 2011 Sep 13.

Brizendine KD, Baddley JW, Pappas PG, Leon KJ, Rodriguez JM. Fatal Burkholderia gladioli infection misidentified as Empedobacter brevis in a lung transplant recipient with cystic fibrosis. Transpl Infect Dis. 2012 Aug;14(4):E13-8. doi: 10.1111/j.1399-3062.2012.00726.x. Epub 2012 Mar 19.

Wille KM, Gaggar A, Hajari AS, Leon KJ, Barney JB, Smith KH, Pajaro O, Wang W, Oster RA, McGiffin DC, Young KR. Bronchiolitis obliterans syndrome and survival following lung transplantation for patients with sarcoidosis. Sarcoidosis Vasc Diffuse Lung Dis. 2008 Dec;25(2):117-24.

Please click here for Dr. Leon's complete publications listing.

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