All ICD10 Codes

N33

Billable
ChapterN00–N99
Rankcategory
Description

Bladder disorders in diseases classified elsewhere

About ICD-10-CM code N33

N33 is the ICD-10-CM diagnosis code for Bladder disorders in diseases classified elsewhere. It sits in N00-N99 Diseases of the Genitourinary System, within Other diseases of the urinary system (N30-N39). As a billable code, N33 can be reported for reimbursement.

Metadata & Insights
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 14: Diseases of the Genitourinary System (N00-N99).

CH14 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

N30-N39 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • urinary infection (complicating):
  • abortion or ectopic or molar pregnancy (O00-O07, O08.8)
  • pregnancy, childbirth and the puerperium (O23.-, O75.3, O86.2-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • 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)

Clinical Hierarchy

BillableHas subcodes
CH14Diseases of the genitourinary system (N00-N99)
N30-N39Other diseases of the urinary system (N30-N39)
N33Bladder disorders in diseases classified elsewhereBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to N33:

blockN30-N39
Other diseases of the urinary system (N30-N39)
View context instructions
chapterCH14
Diseases of the genitourinary system (N00-N99)
View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 698
Other Kidney and Urinary Tract Diagnoses with MCC
DRG 699
Other Kidney and Urinary Tract Diagnoses with CC
DRG 700
Other Kidney and Urinary Tract Diagnoses without CC/MCC

Cross Reference

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