Is ICD-10-CM code I86 billable?

No, I86 (Varicose veins of other sites) 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 I86 belong to?

I86 belongs to Chapter 9 of the ICD-10-CM tabular list: I00–I99 (Diseases of the Circulatory System).

I86Not billable, use a more specific code below

Varicose veins of other sites

In Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89), chapter 9: Diseases of the Circulatory System

6 billable codes under I86: none are a CC or MCC; none map to an HCC.

Instructional notes

Excludes1: not coded here, use a different code

varicose veins of unspecified site (I83.9-)

Excludes2: not included here, code separately if applicable

retinal varices (H35.0-)

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.

Covers hypertension with heart and kidney disease, coronary artery disease with angina, perioperative stroke, cerebrovascular sequelae, and acute myocardial infarction types and timing.

Hypertension (page 50)
Atherosclerotic Coronary Artery Disease and Angina (page 52)
Intraoperative and Postprocedural Cerebrovascular Accident (page 53)
Sequelae of Cerebrovascular Disease (page 53)
Acute myocardial infarction (AMI) (page 54)

Read Section I.C.9 (page 50)

All codes under I86

I86 can't be used on a claim. Pick a billable code below; grey headings group them.

I86 MS-DRGs

As the principal diagnosis, the billable codes under I86 group to these 9 MS-DRGs (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

DRG 299 Peripheral Vascular Disorders with MCC (3 of 6 codes)
DRG 300 Peripheral Vascular Disorders with CC (3 of 6 codes)
DRG 301 Peripheral Vascular Disorders without CC/MCC (3 of 6 codes)
DRG 729 Other Male Reproductive System Diagnoses with CC/MCC (2 of 6 codes)
DRG 730 Other Male Reproductive System Diagnoses without CC/MCC (2 of 6 codes)
DRG 742 Uterine and Adnexa Procedures for Non-Malignancy with CC/MCC (2 of 6 codes)
DRG 743 Uterine and Adnexa Procedures for Non-Malignancy without CC/MCC (2 of 6 codes)
DRG 760 Menstrual and Other Female Reproductive System Disorders with CC/MCC (2 of 6 codes)
DRG 761 Menstrual and Other Female Reproductive System Disorders without CC/MCC (2 of 6 codes)

About the condition

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

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.

Code history

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