E71.120
E71.120 — Methylmalonic acidemia
Billable / specific codeICD-10-CM
E71.120 is a billable, specific ICD-10-CM code for methylmalonic acidemia. It is valid for submission on a claim.
Risk adjustment
E71.120 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
How E71.120 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to E71.120.
- Methylmalonic acidemia
- Acidemia›methylmalonic
- Disorder›methylmalonic acidemia
- Disorder›metabolism NOS›amino-acid›branched chain›methylmalonic acidemia
Related codes at this level
Codes that share E71.12. If E71.120 is not quite right, the correct code is usually one of these.
Questions about E71.120
- Is E71.120 a billable ICD-10-CM code?
- Yes. E71.120 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does E71.120 sit in the tabular list?
- Endocrine, nutritional and metabolic diseases (E00-E89), in the block Metabolic disorders (E70-E88).