2026 ICD-10-CM Diagnosis Code N47.1Phimosis

ICD-10-CM Codes›N00–N99›N40-N53›N47

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

N47.1 is a billable ICD-10-CM diagnosis code for phimosis. 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. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified male genital disorders.

Code Identity

ICD-10-CM Code
N47.1
Billable Status
Yes — Valid for Submission
Code Describes
Phimosis
Short Description
Phimosis
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 CodeN47.1Phimosis

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Acquired penile adhesion
  • Acquired phimosis
  • Acquired synechiae of foreskin of penis
  • Adhesions of foreskin
  • Congenital penile adhesion
  • Congenital phimosis
  • Foreskin does not retract
  • Functional disorder of penis
  • Iatrogenic phimosis
  • Phimosis
  • Recurrent phimosis
  • Redundant prepuce and phimosis
  • Retraction of foreskin - finding
  • Tight foreskin
  • Tight frenulum of foreskin
  • Tightly retracted foreskin

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.

    • Constriction
      • prepuce (acquired) (congenital)
    • Phimosis(congenital) (due to infection)
    • Spanish collar
    • Tight, tightness
      • foreskin (congenital)

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

Clinical InformationClinical

  • Phimosis

    a condition in which the foreskin cannot be retracted to reveal the glans penis. it is due to tightness or narrowing of the foreskin opening.

  • Acquired Phimosis

    phimosis that develops in an uncircumcised male with a previously loose foreskin.

  • Congenital Phimosis

    phimosis that is present since birth.

  • Paraphimosis

    a condition in which the foreskin of an uncircumcised male is retracted and cannot be pulled back over the glans penis. it results in painful swelling of the glans penis and, if is not corrected, may lead to gangrene.

  • Phimosis

    a condition in which there is constriction in the tip of the foreskin resulting in inability to fully retract the foreskin over the glans penis. causes include balanoposthitis, balanitis xerotica obliterans, and untreated diabetes.

  • Ohdo Syndrome, SBBYS Variant|Blepharophimosis-Intellectual Disability Syndrome, SBBYS Type|Say-Barber-Biesecker-Young-Simpson Syndrome|YSS

    an autosomal dominant condition caused by mutation(s) in the kat6b gene encoding histone acetyltransferase kat6b. it is characterized by intellectual disability, distinctive facial features. other characteristics are variable, but often include absent knee caps in males.

  • X-Linked Ohdo Syndrome|Blepharophimosis-Intellectual Disability Syndrome, MKB Type|OHDOX

    an x-linked recessive condition caused by a mutation in the med12 gene, encoding mediator of rna polymerase ii transcription subunit 12. it is characterized by intellectual disability, developmental delay, blepharophimosis, wide nasal bridge, and other associated facial features.

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 N47.1 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 N47.1Overview

Is N47.1 (Disorders of prepuce) a billable code?

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

What MS-DRG does N47.1 group to?

When phimosis 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 N47.1?

Under the General Equivalence Mappings, phimosis 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.