Division Members


Hector Gutierrez, M.D.
Raymond K. Lyrene, M.D., Endowed Chair in
      Pediatric Pulmonary Medicine
Professor and Division Director
Director, UAB/CHS CF Center
McWain Initiative Leader  (Medical Quality at Children's)
Scientist, Gregory Fleming James Cystic Fibrosis Research Center (CFRC)
Associate Scientist, UAB Center for Outcomes and Effectiveness Research
     and Education  (COERE)
Associate Scientist, UAB Minority Health Research Center (MHRC)
Interests -
Teaching, implementation and investigation of quality improvement, outcome measurement and management of both clinical and non-clinical processes, using cystic fibrosis care as a model. Clinical evaluation and management of general pulmonary disorders, including asthma, cystic fibrosis and pulmonary infections.


Kristin Avis, PhD, CBSM
Associate Professor
Faculty Member - Sleep Fellowship

Interests - Behavioral aspects of sleep medicine, research of sleep disorders in pediatric patients with chronic illness. Effect of sleep disorders and sleep deprivation on pediatric injury risk, adherence with positive airway pressure, quality improvement in pediatric sleep centers.


William 'Tom' Harris, M.D.
Assistant Professor

Interests:  Clinical and translational research exploring the association between airway inflammation and remodeling in chronic inflammatory diseases such as cystic fibrosis and bronchopulmonary dysplasia.


Wyn Hoover, M.D.
Associate Professor
Associate Director, UAB/CHS CF Center
Director, Pediatric Pulmonary Fellowship

Interests -
Clinical care of general pediatric respiratory disorders and the complications of cystic fibrosis. Clinical research in CF involving the prevention and eradication of pseudomonas prior to chronic colonization. Quality improvement initiatives pertaining to the care of cystic fibrosis


Claire Lenker, LCSW, CCM
Associate Professor
Co-Director, Pediatric Pulmonary Center (PPC)

Interests -
Family Centered Care, Case Management, MCH Training, Children and Youth with Special Health Care Needs, Bronchopulmonary Dysplasia, ethical issues in pediatrics, impact of chronic illness on family functioning.


David Lozano, M.D.

Associate Professor
Co-Medical Director - Sleep Disorder Center
Co-Medical Director - Sleep Medicine Fellowship
Medical Director - BPD Program
Co-Medical Director - Home Ventilator Program
Medical Director - 5T Pulmonary Unit,   
    Children's of Alabama
Medical Director - Respiratory Therapy Department,
    Children's of Alabama

Interests - Pediatric sleep medicine, bronchopulmonary dysplasia, pediatric home ventilation, medically complex patients, and asthma.


Mary Halsey Maddox, MD
Assistant Professor, Pulmonary and Sleep Medicine

Interests: Circadian rhythm disorders, hypersomnias, and insomnias, especially in teenagers.


Chris Makris, M.D.
Professor of Pediatrics, Pulmonary and Sleep Medicine
Medical Director, Child Health Research Unit (CHRU)

Complicated pediatric sleep apnea, pediatric narcolepsy


Teresa Magruder, M.D.
Associate Professor

Interests: coordination and optimization of care in patient populations with chronic respiratory disorders and/or technology dependence, development and execution of care programs for patients with uncontrolled asthma.


Steven M. Rowe, M.D., MSPH
Associate Professor in Medicine and Pediatrics and Physiology

Interests -
Mechanistic features underlying the correction of mutant cystic fibrosis transmembrane conductance regulator (CFTR). The design and conduct of clinical trials testing new therapeutic strategies to treat cystic fibrosis. Evaluation of biomarkers relevant to CFTR activity and clinical outcomes.


Valerie Eubanks Tarn, MS, RD, LD
Cystic Fibrosis Center for Care, Teaching, and Research Grant
Pediatric Pulmonary Center Training Director and Nutrition Faculty (PPC)

Nutrition Management of pediatric pulmonary diseases, primarily cystic fibrosis. Mentoring students and working on quality improvement projects.


Bradley Troxler, MD
Assistant Professor
Director, Pediatric Pulmonary Center (PPC)


Pulmonary Fellows

Kimberly Hartzell, MD
Third Year
Residency: West Virginia University Hospital

Matthew Kreth, MD
Second Year
Residency: UA School of Medicine

Ammar Saadoon, MD
Dixon Fellow
Third Year
(Graduates 12/31/14)
Residency: University of Mosul

Brett Turner, MD
Second Medicine
Residency: UA School of Medicine


Sleep Medicine Fellows

Tonia Barton, M.D.
First Year
Residency:  Southern Illinois University

Jessica Brown, D.O.
First Year
Residency: University of Florida,
Shands Hospital