2026 ICD-10-CM Diagnosis Code I86.8Varicose veins of other specified sites

ICD-10-CM Codes›I00–I99›I80-I89›I86

ICD-10-CM I86.8
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

I86.8 is a billable ICD-10-CM diagnosis code for varicose veins of other specified sites. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 299 through 301. The code is restricted by the Medicare Code Editor to adult patients (age 15 through 124). In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other specified diseases of veins and lymphatics and Postthrombotic syndrome and venous insufficiency/hypertension.

Code Identity

ICD-10-CM Code
I86.8
Billable Status
Yes — Valid for Submission
Code Describes
Varicose veins of other specified sites
Short Description
Varicose veins of other specified sites
Same as the full description in the CMS dataset.
Parent Code
I86
Varicose veins of other sites

Code Classification

ChapterI00–I99Diseases of the circulatory system
SectionI80-I89Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
CategoryI86Varicose veins of other sites
This CodeI86.8Varicose veins of other specified sites

Code EditsBilling

Medicare Code Editor checks that affect claim validity for I86.8.

Adult diagnoses
The Medicare Code Editor detects inconsistencies in adult cases by checking a patient's age and any diagnosis on the patient's record. The adult code edits apply to patients age range is 15–124 years inclusive (e.g., senile delirium, mature cataract).

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Abdominal varicosities
  • Abdominal wall veins distended
  • Acute aneurysm of left popliteal vein
  • Acute aneurysm of right popliteal vein
  • Acute venous aneurysm
  • Aneurysm of systemic vein
  • Appearance of anal orifice - finding
  • Bilateral varicose veins of upper limbs
  • Chest wall veins distended
  • Compression of vein
  • Dilated subcutaneous veins
  • Disorder of vascular structure of duodenum
  • Distended epigastric veins
  • Distension of veins of lateral abdominal wall
  • Distention of jugular vein
  • Distention of vein
  • Distention of veins around shoulder
  • Duodenal varices
  • Finding of appearance of anus
  • Internal jugular phlebectasia
  • Oral varices
  • Orbital varix
  • Ovarian vein syndrome
  • Palmar varices
  • Perianal venous dilatation
  • Saccular dilatation of left superior caval vein
  • Saccular dilatation of right superior vena cava
  • Trunk varices
  • Ulcer of nasal septum
  • Ulcer of nose
  • Varices of common bile duct
  • Varices of gallbladder
  • Varices of large intestine
  • Varices of small intestine
  • Varicose vein of left upper limb
  • Varicose vein of right upper limb
  • Varicose vein of upper limb
  • Varicose veins of nasal septum with ulcer
  • Varix of vocal cord
  • Vascular disorder of large intestine
  • Venous ectasia of mesenteric vein
  • Venous varices of external jugular vein

Tabular List NotesGuidance

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

Inclusion Terms

  • Varicose ulcer of nasal septum

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.

    • Aneurysm(anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular)
      • venous
    • Caput
      • medusae
    • Dilatation
      • vein
    • Dilatation
      • venule NEC
    • Ulcer, ulcerated, ulcerating, ulceration, ulcerative
      • intestine, intestinal
        • varicose
    • Ulcer, ulcerated, ulcerating, ulceration, ulcerative
      • nose, nasal (passage) (infective) (septum)
        • varicose (bleeding)
    • Ulcer, ulcerated, ulcerating, ulceration, ulcerative
      • varicose (lower limb, any part)
        • nasal septum
    • Ulcer, ulcerated, ulcerating, ulceration, ulcerative
      • varicose (lower limb, any part)
        • specified site NEC
    • Varicose
      • ulcer (lower limb, any part)
        • nasal septum
    • Varicose
      • ulcer (lower limb, any part)
        • specified site NEC
    • Varix(lower limb)
      • nasal septum
    • Varix(lower limb)
      • orbit
    • Varix(lower limb)
      • pharynx
    • Varix(lower limb)
      • renal papilla
    • Varix(lower limb)
      • sigmoid colon
    • Varix(lower limb)
      • specified site NEC
    • Varix(lower limb)
      • spinal (cord) (vessels)
    • Varix(lower limb)
      • spleen, splenic (vein) (with phlebolith)
    • Varix(lower limb)
      • vagina
    • Varix(lower limb)
      • vocal cord

Clinical ClassificationClinical

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

CCSR CIR039
Other specified diseases of veins and lymphatics
Default principal diagnosis: inpatient Yes · outpatient Yes
CCSR CIR036
Postthrombotic syndrome and venous insufficiency/hypertension
Default principal diagnosis: inpatient No · outpatient No

Patient EducationClinical

Varicose Veins

Varicose veins are swollen, twisted veins that you can see just under the skin. They usually occur in the legs, but also can form in other parts of the body. Hemorrhoids are a type of varicose vein.

Read the full article at MedlinePlus

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

Convert I86.8 to ICD-9-CMHistory

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

ICD-9-CM
456.8 Varices of other sites
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 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About I86.8Overview

Is I86.8 (Varicose veins of other sites) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report varicose veins of other specified sites on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does I86.8 group to?

When varicose veins of other specified sites is the principal diagnosis on an inpatient stay, it groups to MS-DRG 299, 300, 301, with relative weights from 0.7197 to 1.6327 depending on complications. Higher weights mean higher Medicare reimbursement.

Who can I86.8 be reported for?

The Medicare Code Editor checks varicose veins of other specified sites against patient demographics: this code is intended for adult patients (age 15 through 124). Claims outside these limits are flagged as inconsistent.

What is the ICD-9 equivalent of I86.8?

Under the General Equivalence Mappings, varicose veins of other specified sites converts to ICD-9-CM 456.8 (varices of other sites). The mapping is approximate, so confirm the match fits the documentation.

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.