Since 2000, Dr. Ylisastigui has been a member of the medical community of Lehigh Acres, Florida, where he has served as a primary care physician. While attending to his full-time clinical practice, he has also served as principal investigator in numerous clinical trials in his practice and in association with other local and regional institutions, ranging from Phase I to IV. He has spoken on treatment of hypertension to other primary care physicians.
He is a member of the medical staff of Lee Memorial Health System Hospitals Gulf Coast Medical Center, a 349-bed acute care state-of-the-art hospital, which opened in March 2009; and Lee Memorial Hospital, a 355-bed acute care facility that opened in 1916 and is ranked among the 50 best hospitals in the nation by Healthgrades. Dr. Ylisastigui is also a member of the staff at Lehigh Regional Medical Center in Lehigh Acres. Dr. Ylisastigui has trained and practiced medicine in Cuba, Ethiopia, Africa, Germany, and the United States of America.