ICD-10 Code for Diarrhea: Complete Coding Guide

Quick Answer: The ICD-10-CM code for diarrhea is R19.7 (Diarrhea, unspecified). Use it when a provider documents diarrhea without a known cause, type, or confirmed diagnosis. If the record names a cause, such as an infection, a drug, IBS-D, or functional diarrhea, a more specific code usually replaces R19.7. What Is the ICD-10 Code for […]