Z68.51
Z68.51 — Body mass index [BMI] pediatric, less than 5th percentile for age
Billable / specific codeICD-10-CMPOA exempt
Z68.51 is a billable, specific ICD-10-CM code for body mass index [bmi] pediatric, less than 5th percentile for age. It is valid for submission on a claim.
Risk adjustment
Z68.51 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 Z68.51 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 Z68.51.
- Body, bodies›mass index›pediatric›less than fifth percentile for age
Related codes at this level
Codes that share Z68.5. If Z68.51 is not quite right, the correct code is usually one of these.
- Z68.52Body mass index [BMI] pediatric, 5th percentile to less than 85th percentile for age
- Z68.53Body mass index [BMI] pediatric, 85th percentile to less than 95th percentile for age
- Z68.54Body mass index [BMI] pediatric, 95th percentile for age to less than 120% of the 95th percentile for age
- Z68.55Body mass index [BMI] pediatric, 120% of the 95th percentile for age to less than 140% of the 95th percentile for age
- Z68.56Body mass index [BMI] pediatric, greater than or equal to 140% of the 95th percentile for age
Questions about Z68.51
- Is Z68.51 a billable ICD-10-CM code?
- Yes. Z68.51 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does Z68.51 sit in the tabular list?
- Factors influencing health status and contact with health services (Z00-Z99), in the block Body mass index [BMI] (Z68).