E71.2 vs E72
E71.2 and E72 can never be reported together. ICD-10-CM declares them mutually exclusive with an Excludes1 note, meaning the two conditions cannot occur in the same patient — so exactly one of them is correct for any given encounter.
The official note, declared on E72
branched-chain amino-acid metabolism (E71.0-E71.2)
E71.2
Disorder of branched-chain amino-acid metabolism, unspecified
BillableUnspecified
- Chapter 4
- Endocrine, nutritional and metabolic diseases
- Section
- E70-E88
Indexed under
- Branched-chain amino-acid disorder
- Disorder › branched-chain amino-acid metabolism (of)
- Disorder › metabolism NOS › amino-acid › branched chain (of)
- Disturbance › metabolism › amino-acid › branched-chain (s)
E72
Other disorders of amino-acid metabolism
Not billable
- Chapter 4
- Endocrine, nutritional and metabolic diseases
- Section
- E70-E88
Excludes1 is not always absolute: where two conditions covered by the note are genuinely unrelated, CMS guidance permits reporting both. Document the reasoning rather than assuming it. More on Excludes1 vs Excludes2 · FY2027