2027 ICD-10-CM Diagnosis Code K62.1Rectal polyp

ICD-10-CM Codes›K00–K95›K55-K64›K62

ICD-10-CM K62.1
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

K62.1 is a billable ICD-10-CM diagnosis code for rectal polyp. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 393 through 395. Coders also document this condition as anal and rectal polyp. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Anal and rectal conditions.

Code Identity

ICD-10-CM Code
K62.1
Billable Status
Yes — Valid for Submission
Code Describes
Rectal polyp
Short Description
Rectal polyp
Same as the full description in the CMS dataset.
Parent Code
K62
Other 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 CodeK62.1Rectal polyp

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Anal and rectal polyp
  • Anal polyp
  • Benign neoplasm of rectum
  • Polyposis of large intestine
  • Polyposis of rectum
  • Rectal polyp
  • Rectal skin tag
  • Recurrent rectal polyp

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to K62.1: its own notes plus those printed at K62 and Chapter 11. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From K62 Other diseases of anus and rectum applies to 12 codes
  • anal canal

Excludes1

Not coded here: the excluded code is never reported together with this one, unless the two conditions are unrelated.

  • adenomatous polyp (D12.8)

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 K62 Other diseases of anus and rectum applies to 12 codes
From Chapter 11 (K00-K95) Diseases of the digestive system applies to 863 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 DIG015
Anal and rectal conditions
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Rectal Polyp

    a polypoid lesion that arises from the rectum and protrudes into the lumen. this group includes adenomatous polyps, serrated polyps, and hamartomatous polyps.

Patient EducationClinical

Rectal Disorders

The rectum is the lower part of your large intestine where your body stores stool. Problems with the rectum are common. They include hemorrhoids, abscesses, incontinence and cancer.

Read the full article at MedlinePlus

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

Convert K62.1 to ICD-9-CMHistory

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

ICD-9-CM
569.0 Anal & rectal polyp
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 K62.1Overview

What is the ICD-10 code for rectal polyp?

The ICD-10-CM code for rectal polyp is K62.1 (sometimes written as K621). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is K62.1 (Other diseases of anus and rectum) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report rectal polyp on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does K62.1 group to?

When rectal polyp is the principal diagnosis on an inpatient stay, it groups to MS-DRG 394, 395, 393, with relative weights from 0.6379 to 1.5877 depending on complications. Higher weights mean higher Medicare reimbursement.

Can K62.1 be reported with D12.8?

Not as a rule. The Excludes1 note on K62.1 lists "adenomatous polyp (D12.8)". An Excludes1 note means the excluded code is never reported together with this one; the only exception is when the two conditions are unrelated to each other (Official Guidelines, Section I.A.12.a).

What is the ICD-9 equivalent of K62.1?

Under the General Equivalence Mappings, rectal polyp converts to ICD-9-CM 569.0 (anal & rectal polyp). The mapping is approximate, so confirm the match fits the documentation.