2026 ICD-10-CM Diagnosis Code K62.81Anal sphincter tear (healed) (nontraumatic) (old)

ICD-10-CM CodesK00–K95K55-K64K62

ICD-10-CM K62.81
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

K62.81 is a billable ICD-10-CM diagnosis code for anal sphincter tear (healed) (nontraumatic) (old). It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 393 through 395. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Anal and rectal conditions.

Code Identity

ICD-10-CM Code
K62.81
Billable Status
Yes — Valid for Submission
Code Describes
Anal sphincter tear (healed) (nontraumatic) (old)
Short Description
Anal sphincter tear (healed) (nontraumatic) (old)
Same as the full description in the CMS dataset.
Parent Code
Other specified diseases of anus and rectum

Code Classification

ChapterK00–K95Diseases of the digestive system
SectionK55-K64Other diseases of intestines
CategoryK62Other diseases of anus and rectum
This CodeK62.81Anal sphincter tear (healed) (nontraumatic) (old)

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Tear of anus, nontraumatic

Use Additional Code

  • code for any associated fecal incontinence R15

Type 2 Excludes

  • anal fissure K60
  • anal sphincter tear healed old complicating delivery O34.7
  • traumatic tear of anal sphincter S31.831

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.

    • Tear, torn(traumatic)
      • anus, anal (sphincter)
        • nontraumatic (healed) (old)

Clinical ClassificationClinical

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

CCSR DIG015
Anal and rectal conditions
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Anal Disorders

Your anus is the opening at the end of your large intestine. It is where stool (poop) leaves your body.

The full article covers:

  • What is the anus?
  • What are anal disorders?
  • What are the symptoms of anal disorders?
  • How are anal disorders diagnosed?
  • How are anal disorders treated?

Read the full article at MedlinePlus

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

Convert K62.81 to ICD-9-CMHistory

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

ICD-9-CM
569.43 Anal sphincter tear-old
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 K62.81Overview

Is K62.81 (Other specified diseases of anus and rectum) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report anal sphincter tear (healed) (nontraumatic) (old) on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does K62.81 group to?

When anal sphincter tear (healed) (nontraumatic) (old) is the principal diagnosis on an inpatient stay, it groups to MS-DRG 393, 394, 395, with relative weights from 0.6490 to 1.5993 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of K62.81?

Under the General Equivalence Mappings, anal sphincter tear (healed) (nontraumatic) (old) converts to ICD-9-CM 569.43 (anal sphincter tear-old). 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.