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D51Vitamin B12 deficiency anemia

ICD-10-CM category (non-billable header) code — part of Nutritional anemias (D50-D53)

Code Details

Billable	No — use a more specific child code
Chapter	Chapter 3: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)
Section	Nutritional anemias (D50-D53)

Coding Notes

Excludes2 (not part of this condition — may code both)

deficiency of other B group vitamins (E53-)

Subcategories (6)

D51.0 Vitamin B12 defic anemia due to intrinsic factor deficiency
D51.1 Vit B12 defic anemia d/t slctv vit B12 malabsorp w protein
D51.2 Transcobalamin II deficiency
D51.3 Other dietary vitamin B12 deficiency anemia
D51.8 Other vitamin B12 deficiency anemias
D51.9 Vitamin B12 deficiency anemia, unspecified

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