2026 ICD-10-CM Diagnosis Code R39.81Functional urinary incontinence

ICD-10-CM Codes›R00–R99›R30-R39›R39

ICD-10-CM R39.81
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

R39.81 is a billable ICD-10-CM diagnosis code for functional urinary incontinence. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 695 through 696. As a symptom code, it should not be used as a principal diagnosis once a related definitive diagnosis has been established. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Urinary incontinence.

Code Identity

ICD-10-CM Code
R39.81
Billable Status
Yes — Valid for Submission
Code Describes
Functional urinary incontinence
Short Description
Functional urinary incontinence
Same as the full description in the CMS dataset.
Parent Code
R39.8
Other symptoms and signs involving the genitourinary system

Code Classification

ChapterR00–R99Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified
SectionR30-R39Symptoms and signs involving the genitourinary system
CategoryR39Other and unspecified symptoms and signs involving the genitourinary system
This CodeR39.81Functional urinary incontinence

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Functional urinary incontinence
  • Urinary incontinence of non-organic origin

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Urinary incontinence due to cognitive impairment, or severe physical disability or immobility

Type 1 Excludes

  • stress incontinence and other specified urinary incontinence N39.3 N39.4
  • urinary incontinence NOS R32

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Incontinence
      • urine (urinary)
        • due to cognitive impairment, or severe physical disability or immobility
    • Incontinence
      • urine (urinary)
        • functional

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR GEN008
Urinary incontinence
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Urinary Incontinence

Urinary incontinence (UI) is the loss of bladder control, or being unable to control urination. It is a common condition. It can range from being a minor problem to something that greatly affects your daily life. In any case, it can get better with proper treatment.

The full article covers:

  • What is urinary incontinence (UI)?
  • What are the types of urinary incontinence (UI)?
  • Who is at risk for urinary incontinence (UI)?
  • How is urinary incontinence (UI) diagnosed?
  • What are the treatments for urinary incontinence (UI)?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert R39.81 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
788.91 Fnctnl urinary incontnce
Exact Match The mapping is direct, with no qualifiers.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About R39.81Overview

Is R39.81 (Other symptoms and signs involving the genitourinary system) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report functional urinary incontinence on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does R39.81 group to?

When functional urinary incontinence is the principal diagnosis on an inpatient stay, it groups to MS-DRG 695, 696, with relative weights from 0.6890 to 1.1438 depending on complications. Higher weights mean higher Medicare reimbursement.

Can R39.81 be a principal diagnosis?

Use it with care. This is a symptom code, so once a definitive diagnosis explaining the functional urinary incontinence is established, that condition takes the principal position instead.

What is the ICD-9 equivalent of R39.81?

Under the General Equivalence Mappings, functional urinary incontinence converts to ICD-9-CM 788.91 (fnctnl urinary incontnce). The mapping is a direct match.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.