K64.9

Unspecified hemorrhoids

FY2027Chapter 11: Diseases of the digestive system/K55–K64 Other diseases of intestines

BillableComplete code, valid to report

K64.9 (also written K649) is a billable ICD-10-CM diagnosis code for unspecified hemorrhoids. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 8 codes in category K64 (Hemorrhoids and perianal venous thrombosis). The Alphabetic Index lists it under 2 entries. Its coding notes include 2 Excludes1 entries and 8 Excludes2 entries.

Excludes1

Not coded here. The listed conditions generally should not be reported together.

Inherited from K64 Hemorrhoids and perianal venous thrombosis
  • hemorrhoids complicating childbirth and the puerperium (O87.2)
  • hemorrhoids complicating pregnancy (O22.4)

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Also from chapter/block level (8 notes)
Inherited from Chapter 11 Diseases of the digestive system
  • 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)

Care settings

How CMS programs treat this code. These are CMS claim edits and list entries, not coverage or eligibility rules.

Home Health Primary

Accepted as the primary (principal) diagnosis on a home health claim. The Home Health Grouper assigns it to the MMTA - Gastrointestinal tract and Genitourinary system clinical group.

Source: CMS Home Health Grouper Software v07.2.26, effective October 1, 2026

Includes

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

Inherited from K64 Hemorrhoids and perianal venous thrombosis
  • piles

Inclusion terms

Conditions classified to this code.

This code
  • Hemorrhoids (bleeding) NOS
  • Hemorrhoids (bleeding) without mention of degree

Alphabetic Index terms

Terms the official Alphabetic Index lists for this code. 2 entries