I80.239
✓ Billable
Phlebitis and thrombophlebitis of unspecified tibial vein
ICD-10-CM · FY2026 · Diseases of the Circulatory System
Code
I80.239
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Circulatory System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code I80.239?
ICD-10-CM code I80.239 represents Phlebitis and thrombophlebitis of unspecified tibial vein. It is a billable diagnosis code in the Diseases of the Circulatory System chapter, effective October 1, 2025 – September 30, 2026.
Is I80.239 billable?
Yes. I80.239 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is I80.239 in?
I80.239 belongs to the Diseases of the Circulatory System chapter (I00–I99) of ICD-10-CM.
Related codes in the I80 category
I80
Phlebitis and thrombophlebitis
Non-billable
I80.0
Phlebitis and thrombophlebitis of superficial vessels of lower extremities
Non-billable
I80.1
Phlebitis and thrombophlebitis of femoral vein
Non-billable
I80.2
Phlebitis and thrombophlebitis of other and unspecified deep vessels of lower extremities
Non-billable
I80.3
Phlebitis and thrombophlebitis of lower extremities, unspecified
Billable
I80.8
Phlebitis and thrombophlebitis of other sites
Billable
I80.9
Phlebitis and thrombophlebitis of unspecified site
Billable
I80.00
Phlebitis and thrombophlebitis of superficial vessels of unspecified lower extremity
Billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →