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E66.9
Billable

Obesity, unspecified

Chapter 4: Endocrine, nutritional and metabolic diseases

Inclusion Terms

1 item
  • Obesity NOS

Billable Code

E66.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

Referenced in Diagnoses

Conditions that use this ICD-10 code in their documentation

View documentation for body mass index 30
body mass index 30
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Obesity, unspecified

View documentation for body mass index 30-39.9
body mass index 30-39.9
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Obesity due to excess calories

View documentation for body mass index 32
body mass index 32
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Body Mass Index of 32

View documentation for elevated body mass index
elevated body mass index
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Elevated Body Mass Index

View documentation for morbid obesity unspecified
morbid obesity unspecified
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Obesity, unspecified

View documentation for nutrition counseling
nutrition counseling
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Nutrition Counseling and Monitoring

View documentation for obesity unspecified
obesity unspecified
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Obesity, unspecified

View documentation for weight loss counseling
weight loss counseling
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Dietary Counseling and Surveillance

Additional Information from Parent Codes

The following information may apply to this code from its parent codes in the ICD-10 hierarchy. This information is important for proper coding and classification.

Excludes1

1 item

From E00-E89:

  • transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Excludes2

4 items

From E66:

  • adiposogenital dystrophy (E23.6)
  • lipomatosis dolorosa [Dercum] (E88.2)
  • lipomatosis NOS (E88.2)
  • Prader-Willi syndrome (Q87.11)

Code First

1 item

From E66:

  • obesity complicating pregnancy, childbirth and the puerperium, if applicable (O99.21-)

Use Additional Code

1 item

From E66:

  • code to identify body mass index (BMI), if known, for adults (Z68.1-Z68.45) or pediatrics (Z68.5-)

Notes

1 item

From E00-E89:

  • All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.
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