What does ICD-10 code Z68.30 mean?

ICD-10 code Z68.30 is the standardized code used for body mass index [bmi] 30.0-30.9, adult in medical records and coding systems.

When is ICD-10 code Z68.30 used?

Doctors, hospitals, and insurers may use ICD-10 code Z68.30 when recording body mass index [bmi] 30.0-30.9, adult in a standardized format.

Does ICD-10 code Z68.30 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10BillableValid for clinical use

ICD-10 Code Z68.30: Body mass index [BMI] 30.0-30.9, adult

Name: ICD-10 Code Z68.30: Body mass index [BMI] 30.0-30.9, adult
Creator: HealthAssure Clinical Team
Published: 2026-05-26T14:50:16.732Z

Z68.30 is a billable ICD-10 diagnosis code used to classify Body mass index [BMI] 30.0-30.9, adult in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Factors influencing health status and contact with health services (Z00-Z99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Factors influencing health status and contact with health services (Z00-Z99).

When is it used?

May be used when a clinician documents body mass index [bmi] 30.0-30.9, adult in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

A code alone does not explain severity, treatment plan, or outcome.
A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter

21Factors influencing health status and contact with health services (Z00-Z99)

block

Z68Body mass index [BMI] (Z68)

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

General Physician

Sibling codes

Z68.31Body mass index [BMI] 31.0-31.9, adultbillable Z68.32Body mass index [BMI] 32.0-32.9, adultbillable Z68.33Body mass index [BMI] 33.0-33.9, adultbillable Z68.34Body mass index [BMI] 34.0-34.9, adultbillable Z68.35Body mass index [BMI] 35.0-35.9, adultbillable Z68.36Body mass index [BMI] 36.0-36.9, adultbillable Z68.37Body mass index [BMI] 37.0-37.9, adultbillable Z68.38Body mass index [BMI] 38.0-38.9, adultbillable Z68.39Body mass index [BMI] 39.0-39.9, adultbillable

Coverage-related procedures and services

CPT 82306high

VITAMIN D; 25 HYDROXY, INCLUDES FRACTION(S), IF PERFORMED

Source: CMS coverage guidance

CPT 82652high

VITAMIN D; 1, 25 DIHYDROXY, INCLUDES FRACTION(S), IF PERFORMED

Source: CMS coverage guidance

Coding guidelines

Common synonyms

Body mass index [BMI] 30.0-30.9, adult

Frequently asked questions

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.