Updated on: Mar 4, 2026
The average Gastroenterologist in Knoxville, TN makes $154,600, 2% below the national average Gastroenterologist salary of $157,956. This pay is 22% lower than the combined average salaries of other metroes San Jose, CA, Tulsa, OK, and Louisville, KY.
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*Data is estimated and depends on the generous anonymous contributions of individuals