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Home/Diagnosis/ICD-10 Coding for Cystitis

ICD-10 Coding for Cystitis

N30.00
N30.01

Complete ICD-10-CM coding and documentation guide for icd-10 coding for cystitis includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Bladder infection
Urinary tract infection (UTI)
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Key Information: ICD-10 Coding for Cystitis

Essential facts and insights about ICD-10 Coding for Cystitis

Use ICD-10 code N30.00 for acute cystitis without hematuria, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Acute cystitis without hematuria

Billable Code
N30.00
Billable

Diagnostic Criteria

clinical:
  • • Presence of acute symptoms without hematuria
documentation:
  • • Documented urinalysis results supporting acute cystitis

Applicable To

  • • Acute cystitis

Important Notes

  • • Ensure documentation specifies acute status and absence of hematuria.

Acute cystitis with hematuria

Billable Code
N30.01
Billable

Diagnostic Criteria

clinical:
  • • Sudden onset of dysuria, urgency, and frequency
  • • Urinalysis showing hematuria

Applicable To

  • • Acute cystitis with hematuria

Important Notes

  • • Ensure documentation specifies acute status and presence of hematuria.
Ancillary Codes

Additional codes that may be used with this diagnosis

B96.21

Escherichia coli [E. coli] as the cause of diseases classified elsewhere

Use when urine culture confirms E. coli as the causative agent.

Frequently Asked Questions

What is the ICD-10 code for acute cystitis?

The ICD-10 code for acute cystitis without hematuria is N30.00, and with hematuria is N30.01.

How do you code cystitis with E. coli?

Use N30.00 or N30.01 for cystitis and add B96.21 to specify E. coli as the infectious agent.

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