ICD-10 N32.81
Billable / SpecificOveractive bladder
About ICD-10-CM N32.81
ICD-10-CM code N32.81 represents Overactive bladder. This is a billable/specific code in the Genitourinary System chapter (block N32). The 2026 edition of ICD-10-CM N32.81 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under N32.81. Per CMS ICD-10-CM Tabular 2026.
- Detrusor muscle hyperactivity
Type 1 Excludes
Pure excludes, these codes can never be coded together with N32.81. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- frequent urination due to specified bladder condition- code to condition
Medicare LCD Coverage for N32.81
Local Coverage Determinations (LCDs) from CMS MACs that list N32.81 as a covered diagnosis.
Showing top 10 of 338 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing N32.81.
1 Cigna
5 Medicare
1 Aetna
CPT Codes Commonly Billed with N32.81
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
Convert N32.81 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| N32.81 | 59651 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To N32.81
Other codes in section N30-N39 (Other diseases of the urinary system).
ICD-10 N32.81, Billing FAQ
Is ICD-10 code N32.81 billable? +
Yes, N32.81 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to N32.81? +
ICD-10 N32.81 includes: Detrusor muscle hyperactivity.
What codes are Type 1 Excludes for N32.81? +
Type 1 Excludes (never code together with N32.81): frequent urination due to specified bladder condition- code to condition
What CPT codes are commonly billed with N32.81? +
Procedures frequently paired with N32.81 include: 64566, L8678.
What ICD-9 codes does N32.81 map to? +
Per CMS GEMs, N32.81 maps to ICD-9 codes: 59651. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on July 16, 2026.
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