E52

Billable

Niacin 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.

Look up another ICD-10 code or condition

Powered by Eleplan

Free ICD-10 lookup is just the start. Eleplan keeps the whole care plan in one place.

Diagnoses, medications, documents, appointments, and the whole care team — organized and always in sync, with Ellie, your AI care assistant, on top of it. Free to start.