2026 ICD-10-CM Diagnosis Code Q62.31Congenital ureterocele, orthotopic

ICD-10-CM Codes›Q00-Q99›Q60-Q64›Q62

ICD-10-CM Q62.31
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

Q62.31 is a billable ICD-10-CM diagnosis code for congenital ureterocele, orthotopic. 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 orthotopic ureterocele. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Genitourinary congenital anomalies.

Code Identity

ICD-10-CM Code
Q62.31
Billable Status
Yes — Valid for Submission
Code Describes
Congenital ureterocele, orthotopic
Short Description
Congenital ureterocele, orthotopic
Same as the full description in the CMS dataset.
Parent Code
Q62.3
Other obstructive defects of renal pelvis and 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 CodeQ62.31Congenital ureterocele, orthotopic

Present on Admission (POA)Billing

Q62.31 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.

  • Orthotopic ureterocele
  • Simple ureterocele
  • Ureterocele

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.

    • Anomaly, anomalous(congenital) (unspecified type)
      • ureter
        • obstructive NEC
          • orthotopic ureterocele
    • Defect, defective
      • obstructive, congenital
        • ureter
          • orthotopic ureterocele
    • Ureterocele
      • congenital (orthotopic)

Clinical ClassificationClinical

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

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

Clinical InformationClinical

  • Ureterocele

    a cystic dilatation of the end of a ureter as it enters into the urinary bladder. it is characterized by the ballooning of the ureteral orifice into the lumen of the bladder and may obstruct urine flow.

  • Cecoureterocele

    a ureterocele in which the orifice is located in the bladder, with the ureterocele pouch extending submucosally into the urethra.

  • Ectopic Ureterocele

    a ureterocele in which some portion of the ureterocele is situated permanently at the bladder neck or in the urethra. the orifice may be situated in the bladder, at the bladder neck, or in the urethra. (adapted from glassberg ki, braren v, duckett jw, jacobs ec, king lr, lebowitz rl et al. suggested terminology for duplex systems, ectopic ureters and ureteroceles. j urol 1984; 132(6):1153-1154.)

  • Intravesical Ureterocele|Orthotopic Ureterocele

    a ureterocele that is located entirely within the bladder, and which may be associated with a single system, with the upper pole ureter of a completely duplicated system, or rarely associated with a lower pole ureter. (adapted from glassberg ki, braren v, duckett jw, jacobs ec, king lr, lebowitz rl et al. suggested terminology for duplex systems, ectopic ureters and ureteroceles. j urol 1984; 132(6):1153-1154.)

  • Obstructive Ureterocele|Stenotic

    a ureterocele with a small, obstructive orifice.

  • Sphincteric Ureterocele|Transsphincteric

    a ureterocele in which the orifice is distal to the external urinary sphincter.

  • Ureterocele

    a cystic and dysplastic dilation of the distal ureter within the bladder that may extend into the bladder neck and urethra.

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 Q62.31 to ICD-9-CMHistory

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

ICD-9-CM
753.23 Congenital ureterocele
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 Q62.31Overview

Is Q62.31 (Other obstructive defects of renal pelvis and ureter) a billable code?

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

What MS-DRG does Q62.31 group to?

When congenital ureterocele, orthotopic 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 Q62.31 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 congenital ureterocele, orthotopic on inpatient claims.

What is the ICD-9 equivalent of Q62.31?

Under the General Equivalence Mappings, congenital ureterocele, orthotopic converts to ICD-9-CM 753.23 (congenital ureterocele). 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.