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Home/Diagnosis/ICD-10 Coding for Cobalamin Deficiency

ICD-10 Coding for Cobalamin Deficiency

D51.0
D51.1
D51.8

Complete ICD-10-CM coding and documentation guide for icd-10 coding for cobalamin deficiency includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Vitamin B12 Deficiency
Pernicious Anemia
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Key Information: ICD-10 Coding for Cobalamin Deficiency

Essential facts and insights about ICD-10 Coding for Cobalamin Deficiency

Use ICD-10 code D51.0 for vitamin b12 deficiency anemia due to intrinsic factor deficiency, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Vitamin B12 deficiency anemia due to intrinsic factor deficiency

Billable Code
D51.0
Billable

Diagnostic Criteria

clinical:
  • • Presence of positive intrinsic factor antibody
documentation:
  • • Documented autoimmune gastritis

Applicable To

  • • Pernicious anemia

Important Notes

  • • Ensure documentation of intrinsic factor deficiency is present.

Vitamin B12 deficiency anemia due to selective vitamin B12 malabsorption with proteinuria

Billable Code
D51.1
Billable

Applicable To

  • • Imerslund-Gräsbeck syndrome

Important Notes

  • • Ensure genetic testing results are documented.

Other vitamin B12 deficiency anemia

Billable Code
D51.8
Billable

Applicable To

  • • B12 deficiency due to malabsorption not related to intrinsic factor

Important Notes

  • • Ensure documentation of malabsorption cause.

Vitamin B12 deficiency anemia, unspecified

Billable Code
D51.9
Billable

Important Notes

  • • Use as a last resort when specific causes are ruled out.
Ancillary Codes

Additional codes that may be used with this diagnosis

R79.8

Other specified abnormal findings of blood chemistry

Use to indicate elevated MMA levels.

Frequently Asked Questions

What is the ICD-10 code for cobalamin deficiency?

The ICD-10 code for cobalamin deficiency is primarily D51.0, which is used for vitamin B12 deficiency anemia due to intrinsic factor deficiency.

How do you code vitamin B12 deficiency?

Vitamin B12 deficiency is coded using D51.0 for intrinsic factor deficiency, D51.1 for selective malabsorption with proteinuria, and D51.8 for other specified causes.

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