2025 ICD-10-CM Diagnosis Code E66.81

Obesity class

  • E66.81 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • ICD-10-CM E66.81 is a new 2025 ICD-10-CM code that became effective on October 1, 2024.
  • This is the American ICD-10-CM version of E66.81 – other international versions of ICD-10 E66.81 may differ.

The following code(s) above E66.81 contain annotation back-references

 that may be applicable to E66.81:

  • E00-E89  Endocrine, nutritional and metabolic diseases
  • E66  Overweight and obesity

Code History

  • 2025 (effective 10/1/2024): New code
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