ICD-10-CM E52: Niacin deficiency [pellagra]

ICD-10-CM Diagnosis Code (2025)

Official Description for E52

Niacin deficiency [pellagra]

Coding Notes & Guidelines for E52

Excludes1: Not Coded Here

sequelae of niacin deficiency (E64.8)

Inclusion Terms
  • Niacin (-tryptophan) deficiency
  • Nicotinamide deficiency
  • Pellagra (alcoholic)

About ICD-10-CM Code E52 (Niacin deficiency [pellagra])

ICD-10-CM code E52 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM E52 became effective on October 1, 2024.

This page provides detailed information about E52 - Niacin deficiency [pellagra]. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Niacin deficiency [pellagra].