D51.8
✓ Billable
Other vitamin B12 deficiency anemias
ICD-10-CM · FY2026 · Diseases of the Blood and Blood-Forming Organs
Code
D51.8
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Blood and Blood-Forming Organs
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code D51.8?
ICD-10-CM code D51.8 represents Other vitamin B12 deficiency anemias. It is a billable diagnosis code in the Diseases of the Blood and Blood-Forming Organs chapter, effective October 1, 2025 – September 30, 2026.
Is D51.8 billable?
Yes. D51.8 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is D51.8 in?
D51.8 belongs to the Diseases of the Blood and Blood-Forming Organs chapter (D50–D89) of ICD-10-CM.
Related codes in the D51 category
D51
Vitamin B12 deficiency anemia
Non-billable
D51.0
Vitamin B12 deficiency anemia due to intrinsic factor deficiency
Billable
D51.1
Vitamin B12 deficiency anemia due to selective vitamin B12 malabsorption with proteinuria
Billable
D51.2
Transcobalamin II deficiency
Billable
D51.3
Other dietary vitamin B12 deficiency anemia
Billable
D51.9
Vitamin B12 deficiency anemia, unspecified
Billable
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