E66.9
E66.9: Obesity, unspecified
Billable / specific codeICD-10-CM
E66.9 is a billable, specific ICD-10-CM code for obesity, unspecified. It is valid for submission on a claim.
Check E66.9 with the rest of the claim: free scrubberInclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Obesity NOS
Other codes that can never be billed with E66.9
Their own Excludes1 notes name this code, so the conflict is not listed above.
- R63.5Abnormal weight gain
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Medicare coverage
E66.9 is named in 10 Medicare coverage policies: 10 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.
- A57065Billing and Coding: Outpatient Psychiatry and Psychology Services
- A57179Billing and Coding: Transesophageal Echocardiogram
- A60204Billing and Coding: MolDX: Biomarker Testing for Risk Stratification in Metabolic Dysfunction-Associated Steatotic Liver Disease and Metabolic Dysfunction-Associated Steatohepatitis
- A60205Billing and Coding: MolDX: Biomarker Testing in Metabolic Dysfunction-Associated Steatotic Liver Disease and Metabolic Dysfunction-Associated Steatohepatitis
Alphabetic index entries that lead here
- Obesity
The condition this code belongs to
Code history
Unchanged in every release from FY2024 to FY2027.