Specific code 2015 ICD-9-CM Diagnosis Code 263.9
Unspecified protein-calorie malnutrition
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 263.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 263.9 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Convert to ICD-10-CM: 263.9 converts approximately to:
  • 2015/16 ICD-10-CM E46 Unspecified protein-calorie malnutrition
Approximate Synonyms
  • Adult osteomalacia due to malnutrition
  • Calorie malnutrition
  • Deficiency of macronutrients
  • Hypoalbuminemia due to protein calorie malnutrition
  • Malnutrition
  • Malnutrition (calorie)
  • Malnutrition in childbirth
  • Malnutrition in pregnancy
  • Malnutrition postpartum
  • Malnutrition, calorie
  • Malnutrition, not enough calories in diet
  • Nutritional disorder
  • Poor nutrition in childbirth
  • Poor nutrition in pregnancy
  • Postpartum (after childbirth) malnutrition
  • Postpartum malnutrition
  • Protein calorie malnutrition
  • Protein calorie malnutrition w hypoalbuminemia
  • Protein-calorie malnutrition with hypoalbuminemia
  • Sequelae of protein calorie malnutrition
  • Sequelae of protein-energy malnutrition
Clinical Information
  • A disorder caused by a lack of proper nutrition or an inability to absorb nutrients from food
  • Disorder of nutrition due to unbalanced or insufficient diet or to defective assimilation or utilization of nutrients
  • Inadequate nutrition resulting from poor diet, malabsorption, or abnormal nutrient distribution
  • 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 Excludes
  • nutritional deficiency NOS (269.9)
Applies To
  • Dystrophy due to malnutrition
  • Malnutrition (calorie) NOS
ICD-9-CM Volume 2 Index entries containing back-references to 263.9:
  • Dystrophy, dystrophia 783.9
    • due to malnutrition 263.9
    • nutritional 263.9
  • Inanition 263.9
    • due to
      • deprivation of food 994.2
      • malnutrition 263.9
  • Malnutrition (calorie) 263.9
    • complicating pregnancy 648.9
    • 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
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 263.9 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.