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Z68.30

Z68.30Body mass index [BMI] 30.0-30.9, adult

Billable / specific codeICD-10-CMPOA exempt

Z68.30 is a billable, specific ICD-10-CM code for body mass index [bmi] 30.0-30.9, adult. It is valid for submission on a claim.

Risk adjustment

Z68.30 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.

Medicare coverage

Z68.30 is named in 14 Medicare coverage policies 14 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56416Billing and Coding: Assays for Vitamins and Metabolic Function
  • A56798Billing and Coding: Vitamin D Assay Testing
  • A56841Billing and Coding: Vitamin D; 25 hydroxy, includes fraction(s), if performed
  • A56938Billing and Coding: Hypoglossal Nerve Stimulation for the Treatment of Obstructive Sleep Apnea

How Z68.30 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 Z68.30.

  • Body, bodiesmass indexadult30.0-30.9

Related codes at this level

Codes that share Z68.3. If Z68.30 is not quite right, the correct code is usually one of these.

Questions about Z68.30

Is Z68.30 a billable ICD-10-CM code?
Yes. Z68.30 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z68.30 sit in the tabular list?
Factors influencing health status and contact with health services (Z00-Z99), in the block Body mass index [BMI] (Z68).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.