Complete ICD-10-CM coding and documentation guide for icd-10 coding for food intolerance includes clinical validation requirements, medical necessity guidelines, and coding policies.
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Essential facts and insights about ICD-10 Coding for Food Intolerance
Use ICD-10 code E73.9 for lactose intolerance, unspecified, ensuring proper documentation in clinical notes.
Additional codes that may be used with this diagnosis
Other abdominal pain
Use for associated abdominal pain symptoms.
Abdominal distension
Use for associated bloating symptoms.
Failure to thrive
Use for associated growth issues.
The ICD-10 code for lactose intolerance is E73.9, used when lactose intolerance is confirmed without specifying type.
Non-celiac gluten sensitivity is coded as K90.41, requiring exclusion of celiac disease and symptom resolution on a gluten-free diet.
Lactose intolerance is confirmed by a hydrogen breath test showing a rise of ≥20ppm over baseline.