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ICD-10-CM Diagnosis Code E66.01

Effective Date: 10/01/2015 To 09/30/2025

Morbid (severe) obesity due to excess calories

CMS-HCC-V24 CMS-HCC-V28 RxHCC Age Gender Maternity Acute or Chronic MCC
22 48 -- -- -- -- Acute No
Excludes-1 for E66.01:
  • morbid (severe) obesity with alveolar hypoventilation (E66.2)

Back-references to E66.01
  • Obesity E66.9
    • due to
      • excess calories E66.09
        • morbid E66.01
          • severe E66.01
        • morbid E66.01
          • due to excess calories E66.01
          • severe E66.01
          • Chapter, Section and Diagnosis Prefix for E66.01
              E00-E89 :

              Endocrine, nutritional and metabolic diseases

              E65-E68 :

              Overweight, obesity and other hyperalimentation

              E66 :

              Overweight and obesity