I83.21 – Varicose veins of right lower extremity with both ulcer and inflammation

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

Non-billable header

ICD-10-CM code I83.21
Code
I83.21 (claims format: I8321)
Description
Varicose veins of right lower extremity with both ulcer and inflammation
Short description
Varicose veins of r low extrem w ulc and inflammation
Billable
No – use a more specific code below
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 › I83.2

Billable codes under I83.21

I83.21 is a header code and cannot be used on claims. Choose the most specific code:

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)

I83.2 – Varicose veins of lower extremities with both ulcer and inflammation

Use additional code:
  • code to identify severity of ulcer (L97.-)

Related codes in I83.2

Frequently asked questions

What is ICD-10 code I83.21?

I83.21 is the ICD-10-CM code for varicose veins of right lower extremity with both ulcer and inflammation, in the block I80-I89 (Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified).

Is I83.21 a billable code?

No. I83.21 is a header code with more specific child codes; report one of the billable codes listed above.

What category does I83.21 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.