2026 ICD-10-CM Diagnosis Code N47.3Deficient foreskin

ICD-10-CM Codes›N00–N99›N40-N53›N47

ICD-10-CM N47.3
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

N47.3 is a billable ICD-10-CM diagnosis code for deficient foreskin. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 727 through 728. Coders also document this condition as fixed, retracted foreskin. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified male genital disorders.

Code Identity

ICD-10-CM Code
N47.3
Billable Status
Yes — Valid for Submission
Code Describes
Deficient foreskin
Short Description
Deficient foreskin
Same as the full description in the CMS dataset.
Parent Code
N47
Disorders of prepuce

Code Classification

ChapterN00–N99Diseases of the genitourinary system
SectionN40-N53Diseases of male genital organs
CategoryN47Disorders of prepuce
This CodeN47.3Deficient foreskin

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Fixed, retracted foreskin
  • Foreskin deficient
  • Foreskin retracts
  • Narrow outlet of foreskin
  • Retraction of foreskin - finding

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.

    • Deficiency, deficient
      • foreskin
    • Deficiency, deficient
      • prepuce

Clinical ClassificationClinical

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

CCSR GEN016
Other specified male genital disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Penis Disorders

Problems with the penis can cause pain and affect a man's sexual function and fertility. Penis disorders include:

Read the full article at MedlinePlus

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

Convert N47.3 to ICD-9-CMHistory

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

ICD-9-CM
605 Redun prepuce & phimosis
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 N47.3Overview

Is N47.3 (Disorders of prepuce) a billable code?

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

What MS-DRG does N47.3 group to?

When deficient foreskin is the principal diagnosis on an inpatient stay, it groups to MS-DRG 727, 728, with relative weights from 0.8112 to 1.4829 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of N47.3?

Under the General Equivalence Mappings, deficient foreskin converts to ICD-9-CM 605 (redun prepuce & phimosis). 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.