D51.1
BillableVitamin B12 deficiency anemia due to selective vitamin B12 malabsorption with proteinuria
D51.1 is the ICD-10-CM code for Vitamin B12 deficiency anemia due to selective vitamin B12 malabsorption with proteinuria. It is a billable, specific code valid for reimbursement.
D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
Includes
- •Imerslund (Gräsbeck) syndrome
- •Megaloblastic hereditary anemia
Frequently asked questions
- What is ICD-10 code D51.1?
- D51.1 is the ICD-10-CM code for "Vitamin B12 deficiency anemia due to selective vitamin B12 malabsorption with proteinuria". It falls under D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism.
- Is D51.1 a billable code?
- Yes — D51.1 is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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