ICD-10-CM Diagnosis Code (2025)
Official Description for D51
Vitamin B12 deficiency anemia
Coding Notes & Guidelines for D51
Excludes1: Not Coded Here
vitamin B12 deficiency (E53.8)
Inclusion Terms
- Addison anemia
- Biermer anemia
- Pernicious (congenital) anemia
- Congenital intrinsic factor deficiency
Inclusion Terms
- Imerslund (Gräsbeck) syndrome
- Megaloblastic hereditary anemia
Inclusion Terms
Vegan anemia
Child Codes (More Specific Codes for D51):
D51.0 - Vitamin B12 deficiency anemia due to intrinsic factor deficiency
D51.1 - Vitamin B12 deficiency anemia due to selective vitamin B12 malabsorption with proteinuria
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
About ICD-10-CM Code D51 (Vitamin B12 deficiency anemia)
ICD-10-CM code D51 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM D51 became effective on October 1, 2024.
This page provides detailed information about D51 - Vitamin B12 deficiency anemia. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Vitamin B12 deficiency anemia.