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2202 State Ave, Panama City, FL 32405

Mariusz Klin, M.D., Ph.D

Meet Dr. Klin

Dr. Mariusz J. Klin graduated from the Silesian School of Medicine in Katowice, Poland in 1984. Dr. Klin finished his Internal Medicine Residency and Nephrology fellowship. During his Internal Medicine training, he obtained a PhD in the field of Medicine/Pharmacology. Dr. Klin held an Assistant Professor position at the Silesian School of Medicine and received several teaching awards and scientific awards. 

In 1991, Dr. Mariusz J. Klin received an Internal Research Fellowship awarded by the National Institute of Health, Bethesda, Maryland, USA.  Currently, he has published 59 clinically relevant articles in medical journals.  Dr. Klin’s research allowed him to understand, e.g., second messenger signaling in the liver, calcium metabolism in hepatocytes, and lipid metabolism in uremic liver.  His work has been published in the best medical journals, such as the American Journal of Physiology and Journal of Clinical Investigation.

In 1996, Dr. Klin entered the Internal Medicine residency program and graduated from the Gastroenterology and Liver Fellowship at the University of Southern California, Los Angeles. During his training at the University of Southern California, Dr. Klin obtained the Best Resident Award.

Dr. Klin

Dr. Klin is American Board Certified in Internal Medicine, Gastroenterology, and Hepatology.  He is a member of the American College of Gastroenterology, American Society for Gastrointestinal Endoscopy, American Gastroenterology Association, and the Crohn’s and Colitis Foundation of America.

His areas of special interest are colorectal cancer prevention, irritable bowel syndrome, inflammatory bowel disease, acid reflux, Barrett’s Esophagus, rectal bleeding, and abdominal pain.


About Us

Emerald Coast Gastroenterology is committed to providing the best possible diagnosis and treatment based on advances in evidence-based medicine and current opinions in gastroenterology and hepatology. Our patients are seen in a pleasant and compassionate atmosphere.

At Emerald Coast Gastroenterology, Mariusz J. Klin, M.D., PhD provides comprehensive gastroenterological care. We provide colon cancer screenings, which save thousands of lives every year. Emerald Coast Gastroenterology diagnoses and manages all spectrums of diseases like gastroesophageal reflux disease, epigastric pain, problems swallowing, pain with swallowing, nausea and vomiting. We are experts in the treatment of Barrett’s Esophagus with Halo ablation and our results are better than the national average, based on the Barrx National Registry Database.

Patients with abdominal pain, bloating, diarrhea, constipation, megacolon, rectal bleeding, short bowel syndrome and GI tumor syndrome, internal hemorrhoids, diverticulosis and recurrent diverticulitis are receiving an appropriate diagnosis and effective management. Emerald Coast Gastroenterology is the only gastroenterological center in the region that offers treatment of rectal incontinence. We diagnose and manage bacterial overgrowth, lactose intolerance and celiac disease.

Emerald Coast Gastroenterology specializes in the treatment of inflammatory bowel diseases (IBD), such as ulcerative colitis, Crohn's disease and collagenous colitis or lymphocytic colitis. We have excellent results in the management and treatment of irritable bowel syndrome (IBS) and other functional bowel problems.

Emerald Coast Gastroenterology treats chronic hepatitis B, hepatitis C, liver cirrhosis and its complications, autoimmune hepatitis, primary biliary cirrhosis, hemochromatosis, Wilson disease and alpha 1 antitrypsin deficiency. We also treat acute and chronic pancreatic diseases. Our center is a place where patients are getting help. We do care!