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Louis de Guzman Portugal, MD

Professor of Surgery

Dr. Louis Portugal specializes in the latest diagnostic, treatment and surgical techniques for head and neck disorders, including allergy and sinus disorders--as well as head, neck and esophageal cancers. Dr. Portugal is a member of the Center for Esophageal Diseases where he works with a multidisciplinary team to treat all stages of esophageal cancer.

Dr. Portugal is studying new methods of detection and treatment for patients with head and neck cancer.

Practice Locations

The University of Chicago Medicine
5841 S. Maryland Avenue
Chicago, IL 60637

Duchossois Center for Advanced Medicine
5758 S. Maryland Avenue
Chicago, IL 60637

Year Started Practice


Board Certifications


Medical School

University of Missouri School of Medicine

Internship and Residency

University of Illinois Medical Center, Chicago


University of Cincinnati Medical Center


American Academy of Otolaryngology
American College of Surgeons
American Medical Association
American Rhinologic Society
Chicago Laryngological & Otological Society
Chicago Medical Society
Illinois State Medical Society
Indiana State Medical Society
National Spasmodic Dysphonia Society
Society of University Otolaryngologists
University of Chicago Surgical Society

Language Spoken



Office Phone

(773) 702-1865

Office Fax

(773) 834-3888

Office Postal Address

Louis de Guzman Portugal, MD
The University of Chicago Medicine
5841 S. Maryland Avenue, MC 1035
Chicago, IL 60637

Physician Photo

Clinical Interests

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Learn More About Dr. Portugal

Dr. Portugal diagnosed Amanda Ruiz with head and neck cancer when she was 18 weeks pregnant. Portugal and three other specialists designed a care plan to treat the cancer and save the baby.

Selected Publications

View a partial list of Dr. Portugal's publications through the National Library of Medicine's PubMed online database.