ICD-10-CM N33: Bladder disorders in diseases classified elsewhere

ICD-10-CM Diagnosis Code (2025)

Official Description for N33

Bladder disorders in diseases classified elsewhere

Coding Notes & Guidelines for N33

Excludes1: Not Coded Here
  • bladder disorder in syphilis (A52.76)
  • bladder disorder in tuberculosis (A18.12)
  • candidal cystitis (B37.41)
  • chlamydial cystitis (A56.01)
  • cystitis in gonorrhea (A54.01)
  • cystitis in neurogenic bladder (N31.-)
  • diphtheritic cystitis (A36.85)
  • syphilitic cystitis (A52.76)
  • trichomonal cystitis (A59.03)
Code First
  • underlying disease, such as:
  • schistosomiasis (B65.0-B65.9)

About ICD-10-CM Code N33 (Bladder disorders in diseases classified elsewhere)

ICD-10-CM code N33 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 N33 became effective on October 1, 2024.

This page provides detailed information about N33 - Bladder disorders in diseases classified elsewhere. 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 Bladder disorders in diseases classified elsewhere.