2026 ICD-10-CM Diagnosis Code Q62.5Duplication of ureter

ICD-10-CM Codes›Q00-Q99›Q60-Q64›Q62

ICD-10-CM Q62.5
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Q62.5 is a billable ICD-10-CM diagnosis code for duplication of ureter. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 698 through 700. The code is exempt from POA reporting. Coders also document this condition as accessory ureter. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Genitourinary congenital anomalies.

Code Identity

ICD-10-CM Code
Q62.5
Billable Status
Yes — Valid for Submission
Code Describes
Duplication of ureter
Short Description
Duplication of ureter
Same as the full description in the CMS dataset.
Parent Code
Q62
Congenital obstructive defects of renal pelvis and congenital malformations of ureter

Code Classification

ChapterQ00-Q99Congenital malformations, deformations and chromosomal abnormalities
SectionQ60-Q64Congenital malformations of the urinary system
CategoryQ62Congenital obstructive defects of renal pelvis and congenital malformations of ureter
This CodeQ62.5Duplication of ureter

Present on Admission (POA)Billing

Q62.5 is exempt from POA reporting on inpatient claims to general acute care hospitals. Review other POA exempt codes.

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Accessory ureter
  • Double ureter
  • Lower moiety ureter of duplex kidney
  • Partial duplication of ureter
  • Triplex ureter
  • Upper moiety ureter of duplex kidney
  • Urinary tract obstruction due to duplicated collecting system

Tabular List NotesGuidance

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

Inclusion Terms

  • Accessory ureter
  • Double ureter

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.

    • Accessory(congenital)
      • ureter
    • Double
      • pelvis (renal) with double ureter
    • Double
      • ureter (one or both sides)
    • Double
      • ureter (one or both sides)
        • with double pelvis (renal)
    • Malformation(congenital)
      • ureter
        • duplication

Clinical ClassificationClinical

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

CCSR MAL003
Genitourinary congenital anomalies
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Ureteral Disorders

Your kidneys make urine by filtering wastes and extra water from your blood. The urine travels from the kidneys to the bladder in two thin tubes called ureters.

Read the full article at MedlinePlus

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

Convert Q62.5 to ICD-9-CMHistory

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

ICD-9-CM
753.4 Ureteral anomaly NEC
Approximate The match is approximate rather than exact.

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 Q62.5Overview

Is Q62.5 a billable code?

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

What MS-DRG does Q62.5 group to?

When duplication of ureter is the principal diagnosis on an inpatient stay, it groups to MS-DRG 698, 699, 700, with relative weights from 0.6899 to 1.6544 depending on complications. Higher weights mean higher Medicare reimbursement.

Is Q62.5 exempt from POA reporting?

Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for duplication of ureter on inpatient claims.

What is the ICD-9 equivalent of Q62.5?

Under the General Equivalence Mappings, duplication of ureter converts to ICD-9-CM 753.4 (ureteral anomaly NEC). The mapping is approximate, so confirm the match fits the documentation.

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.