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2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Endocrine, Nutritional And Metabolic Diseases, And Immunity Disorders 240-279 > Nutritional Deficiencies 260-269 > Other And Unspecified Protein-Calorie Malnutrition 263.* >

2008 ICD-9-CM Diagnosis 263.9

Unspecified protein-calorie malnutrition

 On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.

The 2009 version of ICD-9-CM 263.9 can be accessed here.

  • A disorder caused by a lack of proper nutrition or an inability to absorb nutrients from food.
  • An imbalanced nutritional status resulted from insufficient intake of nutrients to meet normal physiological requirement.
  • Inadequate nutrition resulting from poor diet, malabsorption, or abnormal nutrient distribution. --2004
  • The lack of sufficient energy or protein to meet the body's metabolic demands, as a result of either an inadequate dietary intake of protein, intake of poor quality dietary protein, increased demands due to disease, or increased nutrient losses.
  • 263.9 is a specific code that can be used to specify a diagnosis
  • 263.9 contains 6 index entries
  • View the ICD-9-CM Volume 1 263.* hierarchy

263.9 also known as:

  • Dystrophy due to malnutrition
  • Malnutrition (calorie) NOS

263.9 excludes:

  • nutritional deficiency NOS (269.9)


Index entries containing 263.9:

Dystrophy, dystrophia 783.9
  • due to malnutrition 263.9
  • nutritional 263.9
Inanition 263.9
  • with edema 262
  • due to
    • deprivation of food 994.2
    • malnutrition 263.9
  • fever 780.6
Malnutrition (calorie) 263.9