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E66.2 - Morbid (severe) obesity with alveolar hypoventilation


The ICD 10 Code for Morbid (severe) obesity with alveolar hypoventilation is listed as E66.2.
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: E66.2
Description: Morbid (severe) obesity with alveolar hypoventilation
  • Pickwickian syndrome
Diagnostic Related Groups
(MS-DRG v30.0)
205 - Other Respiratory System Diagnoses W Mcc
206 - Other Respiratory System Diagnoses W/o Mcc
Chapter Endocrine, nutritional and metabolic diseases (E00-E89)
Block Overweight, obesity and other hyperalimentation (E65-E68)
Parent E66 - Overweight and obesity
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 278.03 - Obesity hypoventilation syndrome
ICD-10-CM Siblings (same level / similar specificity) of E66.2:
E66.0 - Obesity due to excess calories
E66.1 - Drug-induced obesity
E66.3 - Overweight
E66.8 - Other obesity
E66.9 - Obesity, unspecified