Is N30.1 a billable ICD-10 code?

No. N30.1 is a non-billable header code. Use a more specific subcategory for claims.

N30.1 ⚠ Non-billable

Interstitial cystitis (chronic)

Q: What is ICD-10 code N30.1?

ICD-10-CM code N30.1 stands for "Interstitial cystitis (chronic)". It is a non-billable header code in the Diseases of the Genitourinary System chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Diseases of the Genitourinary System

Code

N30.1

System

ICD-10-CM

Billable

No — use specific code

Effective

FY2026

Chapter

Diseases of the Genitourinary System

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code N30.1?

ICD-10-CM code N30.1 represents Interstitial cystitis (chronic). It is a non-billable header code requiring a more specific subcategory in the Diseases of the Genitourinary System chapter, effective October 1, 2025 – September 30, 2026.

Is N30.1 billable?

No. N30.1 is a non-billable header. Select a more specific subcategory for claims submission.

What chapter is N30.1 in?

N30.1 belongs to the Diseases of the Genitourinary System chapter (N00–N99) of ICD-10-CM.

Related codes in the N30 category

N30 Cystitis Non-billable N30.0 Acute cystitis Non-billable N30.2 Other chronic cystitis Non-billable N30.3 Trigonitis Non-billable N30.4 Irradiation cystitis Non-billable N30.8 Other cystitis Non-billable N30.9 Cystitis, unspecified Non-billable N30.00 Acute cystitis without hematuria Billable

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