2026 ICD-10-CM Diagnosis Code N97.9Female infertility, unspecified

ICD-10-CM Codes›N00–N99›N80-N98›N97

ICD-10-CM N97.9
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

N97.9 is a billable ICD-10-CM diagnosis code for female infertility, unspecified. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 742 through 743, 760 through 761. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Female infertility.

Code Identity

ICD-10-CM Code
N97.9
Billable Status
Yes — Valid for Submission
Code Describes
Female infertility, unspecified
Short Description
Female infertility, unspecified
Same as the full description in the CMS dataset.
Parent Code
N97
Female infertility

Code Classification

ChapterN00–N99Diseases of the genitourinary system
SectionN80-N98Noninflammatory disorders of female genital tract
CategoryN97Female infertility
This CodeN97.9Female infertility, unspecified

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Abnormal female reproductive function
  • Abnormal reproductive state
  • Female infertility
  • Female infertility due to endometriosis
  • Female infertility due to genetic disease
  • Female infertility test abnormal
  • Female sterility
  • Fertility problem
  • Idiopathic female infertility
  • Infertile
  • Infertility caused by radiation
  • Infertility due to drug therapy
  • Infertility due to infection
  • Infertility due to systemic disease
  • Natural sterility
  • Postoperative sterility
  • Post-traumatic sterility
  • Primary female infertility
  • Primary infertility
  • Secondary infertility
  • Sterility
  • Unexplained infertility

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.

    • Infertility
      • female

Clinical ClassificationClinical

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

CCSR GEN024
Female infertility
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Female Infertility

    infertility in a woman.

Patient EducationClinical

Female Infertility

Infertility means not being able to get pregnant after at least one year of trying (or 6 months if the woman is over age 35). If a woman keeps having miscarriages, it is also called infertility. Female infertility can result from age, physical problems, hormone problems, and lifestyle or environmental factors.

Read the full article at MedlinePlus

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

Convert N97.9 to ICD-9-CMHistory

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

ICD-9-CM
628.9 Female infertility NOS
Exact Match The mapping is direct, with no qualifiers.

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 N97.9Overview

Is N97.9 (Female infertility) a billable code?

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

What MS-DRG does N97.9 group to?

When female infertility, unspecified is the principal diagnosis on an inpatient stay, it groups to MS-DRG 742, 743, 760, 761, with relative weights from 0.5696 to 1.8348 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of N97.9?

Under the General Equivalence Mappings, female infertility, unspecified converts to ICD-9-CM 628.9 (female infertility NOS). The mapping is a direct match.

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.