Is ICD-10-CM code K64 billable?

No, K64 (Hemorrhoids and perianal venous thrombosis) is a non-billable ICD-10-CM code. It must be coded to a more specific subcategory before it can be used for reimbursement.

What chapter does ICD-10-CM code K64 belong to?

K64 belongs to Chapter 11 of the ICD-10-CM tabular list: K00–K95 (Diseases of the Digestive System).

K64Not billable, use a more specific code below

Hemorrhoids and perianal venous thrombosis

In Other diseases of intestines (K55-K64), chapter 11: Diseases of the Digestive System

8 billable codes under K64: none are a CC or MCC; none map to an HCC.

Instructional notes

Includes: conditions that are coded here

piles

Excludes1: not coded here, use a different code

hemorrhoids complicating childbirth and the puerperium (O87.2)
hemorrhoids complicating pregnancy (O22.4)

Official coding guidelines

From the ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027 (CMS and NCHS). Links open the PDF at the right page.

There are no chapter-specific rules for Chapter 11 yet, so the general rules in Section I.B apply.

Read Section I.C.11 (page 58)

All codes under K64

K64 can't be used on a claim. Pick a billable code below; grey headings group them.

K64 MS-DRGs

As the principal diagnosis, all 8 billable codes under K64 group to MS-DRG 393, 394, or 395 (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Other codes that refer to K64

Notes on these codes point to K64.

K62 Excludes2: hemorrhoids (K64.-)

About the condition

Plain-language background from MedlinePlus (National Library of Medicine), not coding guidance.

Hemorrhoids

Hemorrhoids are swollen, inflamed veins around your anus or the lower part of your rectum. There are two types: Hemorrhoids happen when there is too much pressure on the veins around the anus. This can be caused by:

Code history

Valid since FY2016, when ICD-10-CM took effect on October 1, 2015. No changes since.