D51.9
BillableVitamin B12 deficiency anemia, unspecified
D51.9 is the ICD-10-CM code for Vitamin B12 deficiency anemia, unspecified. It is a billable, specific code valid for reimbursement.
- Status
- Billable
- Chapter
- D50-D89
- Parent
- D51
- Edition
- FY2026
D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
No additional coding notes for this code.
Frequently asked questions
- What is ICD-10 code D51.9?
- D51.9 is the ICD-10-CM code for "Vitamin B12 deficiency anemia, unspecified". It falls under D50-D89 Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism.
- Is D51.9 a billable code?
- Yes — D51.9 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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