Specific code 2011 ICD-9-CM Diagnosis Code 281.1
Other vitamin b12 deficiency anemia
  • Short description: B12 defic anemia NEC.
  • ICD-9-CM 281.1 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 281.1 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2011 version of ICD-9-CM 281.1.
  • More recent version(s) of ICD-9-CM 281.1: 2012 2013 2014.
Disease Synonyms
  • Anemia vitamin B12 deficiency due to dietary cause
  • Anemia, B12 deficiency
  • Anemia, vitamin B12 deficiency
  • Imerslund grasbeck syndrome
  • Immerslund grasbeck syndrome
  • Megaloblastic anemia due to vegetarianism
  • Megaloblastic anemia due to vitamin B>12< deficiency
  • Megaloblastic anemia due to vitamin B>12< malabsorption with proteinuria
  • Selective malabsorption of cyanocobalamin
  • Transcobalamin II deficiency
  • Vegan's anemia
  • Vitamin B12 deficiency anemia
  • Vitamin B12 deficiency anemia due to dietary cause
  • Vitamin B12 deficiency anemia due to dietary causes
  • Vitamin B12 deficiency anemia due to malabsorption with proteinuria
281.1 Excludes
  • combined system disease without mention of anemia (266.2)
  • subacute degeneration of spinal cord without mention of anemia (266.2)
Applies To
  • Anemia:
    • vegan's
    • vitamin B12 deficiency (dietary)
    • due to selective vitamin B12 malabsorption with proteinuria
  • Syndrome:
    • Imerslund's
    • Imerslund-Gräsbeck
Convert to ICD-10-CM: 281.1 converts approximately to:
  • 2014 ICD-10-CM D51.1 Vitamin B12 deficiency anemia due to selective vitamin B12 malabsorption with proteinuria
    Or:
  • 2014 ICD-10-CM D51.3 Other dietary vitamin B12 deficiency anemia
    Or:
  • 2014 ICD-10-CM D51.8 Other vitamin B12 deficiency anemias
ICD-9-CM Volume 2 Index entries containing back-references to 281.1:
  • Anemia 285.9
    • due to
      • antineoplastic chemotherapy 285.3
      • blood loss (chronic) 280.0
      • chemotherapy, antineoplastic 285.3
      • defect of Embden-Meyerhof pathway glycolysis 282.3
      • disorder of glutathione metabolism 282.2
      • drug - see Anemia, by type (see also Table of Drugs and Chemicals)
        • chemotherapy, antineoplastic 285.3
      • fetal blood loss 776.5
      • fish tapeworm (D. latum) infestation 123.4
      • glutathione metabolism disorder 282.2
      • hemorrhage (chronic) 280.0
      • hexose monophosphate (HMP) shunt deficiency 282.2
      • impaired absorption 280.9
      • loss of blood (chronic) 280.0
      • myxedema 244.9
      • Necator americanus 126.1
      • prematurity 776.6
      • selective vitamin B12 malabsorption with proteinuria 281.1
    • malabsorption (familial), selective B12 with proteinuria 281.1
    • Vegan's 281.1
    • vitamin
      • B6-responsive 285.0
      • B12 deficiency (dietary) 281.1
  • Imerslund (-Gräsbeck) syndrome (anemia due to familial selective vitamin B12 malabsorption) 281.1
  • Syndrome - see also Disease
    • Imerslund (-Gräsbeck) (anemia due to familial selective vitamin B12 malabsorption) 281.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 281.1 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 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.