263.9 PROTEIN-CAL MALNUTR NOS


Code Information

Diagnosis Code: 263.9

Short Description: Protein-cal malnutr NOS

Long Description: Unspecified protein-calorie malnutrition

Code Classification:

  • Endocrine, nutritional and metabolic diseases, and immunity disorders (240–279)
    • Nutritional deficiencies (260-269)
      • 263 Other and unspecified protein-calorie malnutrition
        • 263.9 Protein-cal malnutr NOS

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 263.9 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • 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 780.60
  • Malnutrition (calorie) 263.9
    • complicating pregnancy 648.9
    • degree
      • first 263.1
      • second 263.0
      • third 262
      • mild (protein) 263.1
      • moderate (protein) 263.0
      • severe 261
        • protein-calorie 262
    • fetus 764.2
      • "light-for-dates" 764.1
    • following gastrointestinal surgery 579.3
    • intrauterine or fetal 764.2
      • fetus or infant "light-for-dates" 764.1
    • lack of care, or neglect (child) (infant) 995.52
      • adult 995.84
    • malignant 260
    • mild (protein) 263.1
    • moderate (protein) 263.0
    • protein 260
    • protein-calorie 263.9
      • mild 263.1
      • moderate 263.0
      • severe 262
      • specified type NEC 263.8
    • severe 261
      • protein-calorie NEC 262

Crosswalk Information

The code 263.9 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
263.9 Right Arrow E46 Unspecified protein-calorie malnutrition
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
263.0 Malnutrition of moderate degree
263.1 Malnutrition of mild degree
263.2 Arrested development following protein-calorie malnutrition
263.8 Other protein-calorie malnutrition


This page was last updated on: 10/1/2014