E52
BillableNiacin deficiency [pellagra]
E52 is the ICD-10-CM code for Niacin deficiency [pellagra]. It is a billable, specific code valid for reimbursement.
- Status
- Billable
- Chapter
- E00-E89
- Edition
- FY2026
E00-E89 Endocrine, nutritional and metabolic diseases
Includes
- •Niacin (-tryptophan) deficiency
- •Nicotinamide deficiency
- •Pellagra (alcoholic)
Excludes1 — not coded here
- •sequelae of niacin deficiency (E64.8)
Frequently asked questions
- What is ICD-10 code E52?
- E52 is the ICD-10-CM code for "Niacin deficiency [pellagra]". It falls under E00-E89 Endocrine, nutritional and metabolic diseases.
- Is E52 a billable code?
- Yes — E52 is a billable, specific ICD-10-CM code valid for reimbursement.
- What is excluded from E52?
- Excludes1 (not coded here): sequelae of niacin deficiency (E64.8).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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