Kodex

Code

E66.01

Morbid (severe) obesity due to excess calories

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Hierarchy

E00-E89 Endocrine, nutritional and metabolic diseases (E00-E89)
- E65-E68 Overweight, obesity and other hyperalimentation (E65-E68)
  - E66 Overweight and obesity
    - E66.0 Obesity due to excess calories
      - E66.01 Morbid (severe) obesity due to excess calories
      - E66.09 Other obesity due to excess calories

Notes

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.
- E07.0 Hypersecretion of calcitonin
- E34 Other endocrine disorders

Code First

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

Use Additional

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

Excludes 1

E66.01

E66.2 Morbid (severe) obesity with alveolar hypoventilation

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

Excludes 2

adiposogenital dystrophy (E23.6)
- E23.6 Other disorders of pituitary gland
lipomatosis dolorosa [Dercum] (E88.2)
- E88.2 Lipomatosis, not elsewhere classified
lipomatosis NOS (E88.2)
- E88.2 Lipomatosis, not elsewhere classified
Q87.11 Prader-Willi syndrome