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2. ICD-10 Codes
3. Chapter - E00-E89
4. Section - E65-E68
5. Category - E66
6. E66.811

E66.811 - Obesity, class 1

• Applicable to Obesity, class 1
• The 2025 edition of ICD10-CM E66.811 became effective on October 1, 2024.
• This is the American ICD10-CM version of E66.811 - other international versions of ICD10 E66.811 may differ.
• E66.811 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above E66.811 contain annotation back-references that may be applicable to E66.811:

• Chapter: E00-E89 - Endocrine, nutritional and metabolic diseases
• Section: E65-E68 - Overweight, obesity and other hyperalimentation
• Category: E66 - Overweight and obesity

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.