What is the ICD-10-CM code for vitamin B12 deficiency?

The primary ICD-10-CM code for vitamin B12 deficiency is E53.8 (Deficiency of other specified B group vitamins). There are 15 billable vitamin B12 deficiency codes in FY2027, covering different types and underlying causes.

How many ICD-10-CM codes are there for vitamin B12 deficiency?

There are 17 ICD-10-CM codes for vitamin B12 deficiency in the FY2027 tabular list, of which 15 are billable. These codes fall under Chapter 4 of the ICD-10-CM classification.

Which chapter covers vitamin B12 deficiency in ICD-10-CM?

Vitamin B12 Deficiency codes are classified in Chapter 4 of the ICD-10-CM tabular list: E00–E89 (Endocrine, Nutritional and Metabolic Diseases).

Vitamin B12 Deficiency ICD-10-CM codes

ICD-10-CM codes for vitamin B12 deficiency with and without anemia, including pernicious anemia and dietary B12 deficiency anemia.

17 codes, 15 billable. FY2027, valid from October 1, 2026. In chapter 4: Endocrine, Nutritional and Metabolic Diseases.

How to code Vitamin B12 Deficiency

E53.8 (deficiency of other specified B group vitamins) is the code for vitamin B12 deficiency without anemia. When anemia is documented as due to B12 deficiency, code from D51 instead: D51.9 unspecified, D51.3 dietary, D51.1 selective malabsorption, and D51.8 other B12 deficiency anemias.

Pernicious anemia, including Addison-Biermer anemia and B12 deficiency from lack of intrinsic factor, is D51.0. Folate deficiency anemia is D52.- and unspecified nutritional anemia is D53.9.

Code the cause of malabsorption when it is documented, such as Z90.3 for partial gastrectomy, Z98.84 for bariatric surgery status, or K90.0 for celiac disease.

All Vitamin B12 Deficiency codes

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