eMedCodes logo

E66 - Overweight and obesity


The ICD 10 Code for Overweight and obesity is listed as E66.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: E66
Description: Overweight and obesity
  • Code first obesity complicating pregnancy, childbirth and the puerperium, if applicable (O99.21-)
  • Use additional code to identify body mass index (BMI), if known (Z68.-)
  • Excludes1: adiposogenital dystrophy (E23.6)
  • lipomatosis NOS (E88.2)
  • lipomatosis dolorosa [Dercum] (E88.2)
  • Prader-Willi syndrome (Q87.1)
Chapter Endocrine, nutritional and metabolic diseases (E00-E89)
ICD-10-CM Children (deeper level / typically more specific) of E66:
E66.0 - Obesity due to excess calories
E66.1 - Drug-induced obesity
E66.2 - Morbid (severe) obesity with alveolar hypoventilation
E66.3 - Overweight
E66.8 - Other obesity
E66.9 - Obesity, unspecified