William Imsais, MD

Assistant Professor of Medicine

Department of Medicine 

Section of Hospital Medicine 

Section of Emergency Medicine

Internal Medicine Department
1542 Tulane Avenue
Box T4M-2
New Orleans, LA 70112
504.568.5722 Phone



Tulane University: Bachelor of Science; New Orleans, Louisiana 

Louisiana State University School of Medicine: Medical Doctorate; New Orleans, Louisiana


Residency Training:   Emergency Medicine/Internal Medicine; Louisiana State University Health Science Center at Charity Hospital; New Orleans, Louisiana


Board Certifications

American Board of Internal Medicine

American Board of Emergency Medicine 


Dr. Imsais is a native of New Orleans, Louisiana where he completed all of his education and training.  He attended LSU School of Medicine in New Orleans, and following medical school he remained at LSUHSC in New Orleans and completed a combined residency program in Emergency Medicine and Internal Medicine at the LSUHSC/Charity Hospital program. Double boarded in Emergency Medicine and Internal Medicine, Dr. Imsais joined the faculty of Baylor College of Medicine in Houston, Texas directly after residency where he remained as faculty for almost 10 years. While in Houston he maintained practices in both Emergency Medicine and Internal Medicine, in both teaching and non-teaching settings. His practice scope spanned all sectors including county, federal, and private institutions. In 2017 he joined the faculty of the University of Texas Health Science Center at San Antonio with dual appointments in the Department of Emergency Medicine and the Department of Medicine. While at UT Health Science Center at the San Antonio he served as medical director of the Emergency Department Observation Unit and the Chest Pain Center.  

In 2019 he was excited to return to New Orleans and to join the faculty of LSUHSC in the Department of Medicine where he will continue his practice of both Internal Medicine and Emergency Medicine.

Selected Publications