
Tania Messmer, PA
Medical school
Residency
Fellowship
Board Certification
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Office Locations

Southwest Gastroenterology – Your Journey to Better Gut Health
Southwest Gastroenterology has been serving the digestive health needs of patients in the southwest suburbs of Chicago for over 30 years. With offices in New Lenox, Oak Lawn, and Oak Brook Terrace, the practice offers convenient access to expert GI care close to home. Their team of board-certified gastroenterologists and advanced practitioners specializes in the diagnosis and treatment of conditions like acid reflux, IBD, liver disease, and colorectal cancer screening.