About Us

 Mamoun, I. Najjar, MD, FCCP, FAASM



Dr. Mamoun Najjar specializes in pulmonary, sleep and critical care medicine. He served as an Assistant Professor for Brown University Medical School and in the recent past, maintained an active practice in Rhode Island where he was the founder and director of a Pulmonary Function Testing, Metabolic stress testing and ABG lab.


Dr. Najjar is Board Certified in Pulmonary, Critical Care, and Sleep Medicine. He received his medical degree from the Medical School at Jordan University of Science and Technology and completed his Internal Medicine residency from State University of New York (SUNY) at the Stony Brook campus at Nassau University Medical Center in East Meadow, New York. His Fellowship in Pulmonary and Critical Care was completed at Albert Einstein University Campus at Long Island Jewish Medical Center in New Hyde, New York.


Dr. Najjar has office locations in both Decatur and Madison to serve his patients. Please contact Dr. Najjar for all of your pulmonary and sleep medicine issues.




1222 Somerville Road, S.E.
Decatur, Alabama 35601
(256) 341-0152 | Fax: (256) 341-0587

Toll Free: 1-866-95-APNEA
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Madison Office
105 W Dublin Dr.
Madison, AL 35758


Monday-Thursday: 8am-5pm
Friday: 8am-12pm



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