Fadel E. Ruiz, MD

Department or Service


  • Texas Medical Center
  • Specialty Care



Pulmonary Medicine

Phone: 832-822-3300 (Main) | 281-494-7010 (Sugar Land)
Fax: 832-825-3308

Contact Information

Texas Children's Hospital - Main Campus
6701 Fannin Street, 9th Floor
Houston, TX 77030
United States

Texas Children's Specialty Care Sugar Land
15400 Southwest Freeway
Sugar Land, TX 77478
United States

Pediatric Pulmonologist

Texas Children's Hospital


School Education Degree Year
University of Alabama at Birmingham fellowship Pediatric Pulmonary 1998
University of South Alabama College of Medicine residency Pediatrics 1995
University of South Alabama College of Medicine internship Pediatrics 1993
Universidad Francisco Marroquin-Guatemala medical school Doctor of Medicine 1991


Dr. Ruiz's two major interests are in the area of Cystic Fibrosis and Pediatric Pulmonary Hypertension. He has participated in several studies sponsored by the Cystic Fibrosis Therapeutic Development Network. He actively participates in multiple clinical trials related to Cystic Fibrosis. Heis also the principal investigator in several clinical trials studying the use of vasodilator therapies for the treatment of Pulmonary Hypertension in Children.


Organization Name Role
American Academy of Pediatrics Member
American Thoracic Society Member
Asociacion Latino Americana del Torax Member
Harris County Medical Society Member
Pulmonary Vascular Research Institute Fellow

Selected Publications

Monroe L, Nowicki M, Giles H, Ruiz F. Clinical Quiz. Diagnosis: Fibrosing Colonopathy. Journal of Pediatric Gastroenterology and Nutrition 42(3): 339-41, 2006.

Patient & Family Comments