Our Pediatric Lung Team

Donna Beth Willey-Courand, M.D., Donna Beth Willey-Courand, M.D., clinical professor of pediatrics and division chief, pediatric pulmonology, UT Health San Antonio; director, Cystic Fibrosis Center.

Dr. Willey-Courand is board certified in pediatric pulmonology. She earned her medical degree from the University of Maryland School of Medicine, completed her residency training at Baylor College of Medicine and fellowships in pediatric pulmonary and biomedical engineering at Massachusetts General Hospital. She has extensive experience for caring for children with cystic fibrosis and respiratory difficulties arising from congenital malformations of the chest.

Jesus R. Guajardo, M.D., Ph.D. Jesus R. Guajardo, M.D., Ph.D., associate professor of pediatrics, UT Health San Antonio.

Dr. Guajardo is board certified both in pediatric pulmonology and allergy & immunology. He earned his medical degree from Ignacio A. Santos School of Medicine in Monterrey, Mexico, completed his residency training at University of Illinois at Chicago and fellowships in allergy/immunology and pediatric pulmonology at Cincinnati Children’s Hospital Medical Center. He is an expert in caring for children with allergies and asthma, and in the performance of pediatric bronchoscopies.

Filomena Hazel Villa, M.D Filomena Hazel Villa, M.D., assistant professor of pediatrics, Division of Pediatric Pulmonology, UT Health San Antonio.

Dr. Villa is board certified in pediatrics and pediatric pulmonology. She is the Director of Pediatric Pulmonary Diagnostics. She earned her medical degree from University of the East Ramon Magsaysay Memorial Medical Center in Quezon City, Philippines; completed her residency training at Texas Tech Health Sciences Center in El Paso and fellowships in pediatric pulmonary at University of the Philippines and Children’s Hospital Research Center, Oakland. She is an expert in the field of pulmonary lung function testing, bronchoscopy and the management of infants and children with chronic lung disease.

Lisa Lunsford Lisa Lunsford, DNP, CPNP-PC/AC, assistant professor of pediatrics, Division of Pulmonary Diseases, UT Health San Antonio.

Lisa is a dual-certified pediatric nurse practitioner in primary care and acute care. She earned her masters of science in nursing from the University of Minnesota and her post-masters acute care training and doctorate from Vanderbilt University. She is the cystic fibrosis newborn screening coordinator for the UT Health San Antonio cystic fibrosis center and has extensive knowledge on caring for infants and children with cystic fibrosis and other pulmonary diseases in the hospital as well as in outpatient clinics.

Stacey Denver Stacey Denver, DNP, RN, FNP-BC, clinical instructor, Division of Pulmonary Diseases, UT Health San Antonio.

Stacey is a board certified family nurse practitioner. She earned her masters of science in nursing from the University of Texas Health Science Center in San Antonio and her doctorate from Vanderbilt University.  She has considerable experience and knowledge on caring for children with asthma and other chronic pulmonary diseases.