ICD-10-CM › Z00-Z99 › Z68 › Z68.5 Body mass index [BMI] pediatric › Z68.51

Z68.51

Body mass index [BMI] pediatric, less than 5th percentile for age

ValidICD-10-CM diagnosis code.

Valid for claims with a date of service in the current code year.

Valid FY2016 onwards.

What has happened to this code

Every change the publisher made, from 2007 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2007 Added to the draft code set draft Body mass index (BMI) pediatric, less than 5th percentile for age
  2. FY2021 Description revised Body mass index (BMI) pediatric, less than 5th percentile for age Body mass index [BMI] pediatric, less than 5th percentile for age

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from Z68 Body mass index [BMI]

Also known as

  • Kilograms per meters squared

Note

  • BMI adult codes are for use for persons 20 years of age or older
  • BMI pediatric codes are for use for persons 2-19 years of age.
  • These percentiles are based on the growth charts published by the Centers for Disease Control and Prevention (CDC)

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Codes in the same group

CodeDescriptionStatus
Z68.52 Body mass index [BMI] pediatric, 5th percentile to less than 85th percentile for age Valid
Z68.53 Body mass index [BMI] pediatric, 85th percentile to less than 95th percentile for age Valid
Z68.54 Body mass index [BMI] pediatric, 95th percentile for age to less than 120% of the 95th percentile for age Valid
Z68.55 Body mass index [BMI] pediatric, 120% of the 95th percentile for age to less than 140% of the 95th percentile for age Valid
Z68.56 Body mass index [BMI] pediatric, greater than or equal to 140% of the 95th percentile for age Valid