281.1 B12 DEFIC ANEMIA NEC


Code Information

Diagnosis Code: 281.1

Short Description: B12 defic anemia NEC

Long Description: Other vitamin B12 deficiency anemia

Code Classification:

  • Diseases of the blood and blood-forming organs (280–289)
    • Diseases of the blood and blood-forming organs (280-289)
      • 281 Other deficiency anemias
        • 281.1 B12 defic anemia NEC

Code Version: 2015 ICD-9-CM


Synonyms

  • Megaloblastic anemia due to vegetarianism
  • Megaloblastic anemia due to vitamin B>12< malabsorption with proteinuria
  • Selective malabsorption of cyanocobalamin
  • Vegan's anemia
  • Vitamin B12 deficiency anemia due to dietary causes
  • Vitamin B12 deficiency anemia due to malabsorption with proteinuria

References to Index of Diseases and Injuries

The code 281.1 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • Anemia 285.9
    • combined system disease NEC 281.0 [336.2]
      • due to dietary deficiency 281.1 [336.2]
    • deficiency 281.9
      • vitamin B12�NEC 281.1
        • dietary 281.1
        • pernicious 281.0
    • due to
      • selective vitamin B12�malabsorption with proteinuria 281.1
    • malabsorption (familial), selective B12�with proteinuria 281.1
    • Vegan's 281.1
    • vitamin
      • B12�deficiency (dietary) 281.1
        • pernicious 281.0
  • Degeneration, degenerative
    • combined (spinal cord) (subacute) 266.2 [336.2]
      • with anemia (pernicious) 281.0 [336.2]
        • due to dietary deficiency 281.1 [336.2]
      • due to vitamin B12�deficiency anemia (dietary) 281.1 [336.2]
  • Imerslund (-Gr�sbeck) syndrome (anemia due to familial selective vitamin B12�malabsorption) 281.1
  • Neuropathy, neuropathic (see also Disorder, nerve) 355.9
    • vitamin B12�266.2 [357.4]
      • with anemia (pernicious) 281.0 [357.4]
        • due to dietary deficiency 281.1 [357.4]
  • Syndrome - see also Disease
    • Imerslund (-Gr�sbeck) (anemia due to familial selective vitamin B12�malabsorption) 281.1

Crosswalk Information

The code 281.1 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
281.1 Right Arrow D51.1 Vit B12 defic anemia d/t slctv vit B12 malabsorp w protein
D51.3 Other dietary vitamin B12 deficiency anemia
D51.8 Other vitamin B12 deficiency anemias
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
281.0 Pernicious anemia
281.2 Folate-deficiency anemia
281.3 Other specified megaloblastic anemias not elsewhere classified
281.4 Protein-deficiency anemia
281.8 Anemia associated with other specified nutritional deficiency
281.9 Unspecified deficiency anemia


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