2027 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 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

N47.3 is a billable ICD-10-CM diagnosis code for deficient foreskin. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 727 through 728, 795. 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

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to N47.3: its own notes plus those printed at Chapter 14. A note printed at a category, block or chapter applies to every code under it.

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Chapter 14 (N00-N99) Diseases of the genitourinary system applies to 838 codes
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

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 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About N47.3Overview

What is the ICD-10 code for deficient foreskin?

The ICD-10-CM code for deficient foreskin is N47.3 (sometimes written as N473). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

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, 2026 through September 30, 2027.

What MS-DRG does N47.3 group to?

When deficient foreskin is the principal diagnosis on an inpatient stay, it groups to MS-DRG 795, 727, 728, with relative weights from 0.2022 to 1.3694 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.