SSM Health Medical Group
Youssef Shammaa, MD
Pulmonary Disease, Sleep Medicine

SSM Health Medical Group
2 Good Samaritan Way, Suite 420 Mount Vernon, IL 62864
Dr. Youssef Shammaa is a board-certified physician specializing in Pulmonary, Critical Care, and Sleep Medicine. He completed a Sleep Medicine Fellowship at Detroit Medical Center - Wayne State University (2024-2025), following a Pulmonary and Critical Care Fellowship at Staten Island University Hospital (2021-2024), where he also served as Chief Resident in Internal Medicine.
Dr. Shammaa earned his medical degree from the Lebanese University Faculty of Medical Sciences and has extensive clinical experience, including rotations in high-acuity ICU settings. He is a member of the American Board of Internal Medicine, American Thoracic Society, American College of Chest Physicians, and the Society of Critical Care Medicine.
Fluent in Arabic and English, with intermediate proficiency in French and beginner-level Spanish, Dr. Shammaa is also an active researcher. His work includes original research, case reports, and conference abstracts on topics such as COPD readmissions, pulmonary embolism, and invasive fungal diseases. He has presented at major conferences, including the American Thoracic Society and the American College of Chest Physicians.
Outside of medicine, he enjoys reading, writing, bouldering, hiking, and spending quality time with family.
Dr. Shammaa sees patients 18 years and older for conditions including lung and breathing disorders, including lung cancer and sleep disorders.
Dr. Shammaa earned his medical degree from the Lebanese University Faculty of Medical Sciences and has extensive clinical experience, including rotations in high-acuity ICU settings. He is a member of the American Board of Internal Medicine, American Thoracic Society, American College of Chest Physicians, and the Society of Critical Care Medicine.
Fluent in Arabic and English, with intermediate proficiency in French and beginner-level Spanish, Dr. Shammaa is also an active researcher. His work includes original research, case reports, and conference abstracts on topics such as COPD readmissions, pulmonary embolism, and invasive fungal diseases. He has presented at major conferences, including the American Thoracic Society and the American College of Chest Physicians.
Outside of medicine, he enjoys reading, writing, bouldering, hiking, and spending quality time with family.
Dr. Shammaa sees patients 18 years and older for conditions including lung and breathing disorders, including lung cancer and sleep disorders.
About Me
Specialties
Pulmonary Disease
Sleep Medicine
Gender
Male
Education
Donald & Barbara Zucker School of Medical
Fellowship, 2024
Donald & Barbara Zucker School of Medical
Residency, 2020
Detroit Medical Center
Fellowship, 2025
Lebanese University Faculty of Medical Sciences
Medical School, 2016
Hospital Affiliations
SSM Health Good Samaritan Hospital - Mt. Vernon
SSM Health St. Mary's Hospital - Centralia
Certifications
American Board of Internal Medicine
American Board of Internal Medicine/Pulmonary Disease
Drug Enforcement Administration
Illinois Department of Professional Regulation
Medical Interests
Lung and breathing disorders
Lung cancer
Sleep disorders
Reviews
Rating Breakdown
Reviews are measured on a scale of 1 to 5, with 5 being the best score.
Question Breakdown
4.8Overall Experience4.8Listened Carefully4.8Explained Things Clearly4.7Knew Medical History4.8Involved in Care Decisions4.9Showed Courtesy & Respect
Patient Reviews
SSM Health only displays patient satisfaction data for providers included in our survey process and who have a minimum of 30 returned surveys. The overall rating is an average of all responses to the survey questions listed below. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy. Learn more about our survey.
4.8 out of 5
109 ratings,
31 reviews
8/14/2026
Easy to tell he is very concerned about his patients.
7/30/2026
I was extremely happy with the visit. He was very thorough and professional while being very personable while discussing my symptoms and action plan. He even asked me if the plan that he had devised was good with me. That blew my mind. I would very highly recommend Dr. Shammaa
7/23/2026
Was nice I think he we’ll be helpful with getting my machine and dealing with the insurances
7/23/2026
Very knowledgeable and caring.
7/23/2026
Dr Shammaa is very knowledgeable and explains everything to you if you don't understand something and takes the time to answer any questions you have. I love him, he is an AMAZING doctor.
Map & Directions
SSM Health Medical Group
2 Good Samaritan Way, Suite 420 Mount Vernon, IL 62864
Mon
8:00 am - 4:30 pm
Tue
8:00 am - 4:30 pm
Wed
8:00 am - 4:30 pm
Thu
8:00 am - 4:30 pm
Fri
8:00 am - 4:30 pm
Sat
Closed
Sun
Closed
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