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ICD-10-CM · FY 2026 APRIL UPDATE

I80.2

Phlebitis and thrombophlebitis of other and unspecified deep vessels of lower extremities

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
I80.20Phlebitis and thrombophlebitis of unspecified deep vessels of lower extremitiesCategory
I80.201Phlebitis and thrombophlebitis of unspecified deep vessels of right lower extremityBillable
I80.202Phlebitis and thrombophlebitis of unspecified deep vessels of left lower extremityBillable
I80.203Phlebitis and thrombophlebitis of unspecified deep vessels of lower extremities, bilateralBillable
I80.209Phlebitis and thrombophlebitis of unspecified deep vessels of unspecified lower extremityBillable
I80.21Phlebitis and thrombophlebitis of iliac veinCategory
I80.211Phlebitis and thrombophlebitis of right iliac veinBillable
I80.212Phlebitis and thrombophlebitis of left iliac veinBillable
I80.213Phlebitis and thrombophlebitis of iliac vein, bilateralBillable
I80.219Phlebitis and thrombophlebitis of unspecified iliac veinBillable
I80.22Phlebitis and thrombophlebitis of popliteal veinCategory
I80.221Phlebitis and thrombophlebitis of right popliteal veinBillable
I80.222Phlebitis and thrombophlebitis of left popliteal veinBillable
I80.223Phlebitis and thrombophlebitis of popliteal vein, bilateralBillable
I80.229Phlebitis and thrombophlebitis of unspecified popliteal veinBillable
I80.23Phlebitis and thrombophlebitis of tibial veinCategory
I80.231Phlebitis and thrombophlebitis of right tibial veinBillable
I80.232Phlebitis and thrombophlebitis of left tibial veinBillable
I80.233Phlebitis and thrombophlebitis of tibial vein, bilateralBillable
I80.239Phlebitis and thrombophlebitis of unspecified tibial veinBillable
I80.24Phlebitis and thrombophlebitis of peroneal veinCategory
I80.241Phlebitis and thrombophlebitis of right peroneal veinBillable
I80.242Phlebitis and thrombophlebitis of left peroneal veinBillable
I80.243Phlebitis and thrombophlebitis of peroneal vein, bilateralBillable
I80.249Phlebitis and thrombophlebitis of unspecified peroneal veinBillable
I80.25Phlebitis and thrombophlebitis of calf muscular veinCategory
I80.251Phlebitis and thrombophlebitis of right calf muscular veinBillable
I80.252Phlebitis and thrombophlebitis of left calf muscular veinBillable
I80.253Phlebitis and thrombophlebitis of calf muscular vein, bilateralBillable
I80.259Phlebitis and thrombophlebitis of unspecified calf muscular veinBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.