I83.91 – Asymptomatic varicose veins of right lower extremity

ICD-10-CM 2027 diagnosis code · Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified

Billable code

ICD-10-CM code I83.91

Code: I83.91 (claims format: I8391)
Description: Asymptomatic varicose veins of right lower extremity
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 9. Diseases of the circulatory system (I00-I99)
Block: I80-I89 Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified
Parent codes: I83 › I83.9

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

I83 – Varicose veins of lower extremities

Excludes2 (not included here):

varicose veins complicating pregnancy (O22.0-)
varicose veins complicating the puerperium (O87.4)

I83.9 – Asymptomatic varicose veins of lower extremities

Applicable to:

Phlebectasia of lower extremities
Varicose veins of lower extremities
Varix of lower extremities

Index terms for I83.91

Entries in the ICD-10-CM alphabetic index that lead to this code:

Varix, leg, right

Related codes in I83.9

Frequently asked questions

What is ICD-10 code I83.91?

I83.91 is the ICD-10-CM code for asymptomatic varicose veins of right lower extremity, in the block I80-I89 (Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified).

Is I83.91 a billable code?

Yes. I83.91 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does I83.91 belong to?

It belongs to category I83 – Varicose veins of lower extremities.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.