Patsy Catsos


Patsy Danehy Catsos, M.S., R.D., L.D. is medical nutrition therapist, consultant and writer, with a private practice in Portland, Maine. She enthusiastically empowers her patients and readers to improve wellness with healing foods and nutrition based on cutting edge science. Her trailblazing book, IBS--Free at Last!, now in its second edition, introduced U.S. dietitians, physicians and consumers to an exciting and effective dietary program for relieving the symptoms of irritable bowel syndrome. She is the editor of, and a sough-after expert on the subject of diet and IBS. Ms. Catsos is active in her professional association, the American Academy of Nutrition and Dietetics, and in its Maine affiliate. She is a professional member of the Chrohn's and Colitis Foundation of American and the North American Society for the Study of Celiac Disease.



  • President, Maine Dietetic Association, IBS Expert


  • Portland, ME