MCMCB Pro
I80.1

I80.1Phlebitis and thrombophlebitis of femoral vein

Non-billable headerICD-10-CM

I80.1 is a non-billable header ICD-10-CM code for phlebitis and thrombophlebitis of femoral vein. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Phlebitis and thrombophlebitis of common femoral vein
  • Phlebitis and thrombophlebitis of deep femoral vein

Risk adjustment

I80.1 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead I80.1

4 child codes. Green means billable.

Related codes at this level

Codes that share I80. If I80.1 is not quite right, the correct code is usually one of these.

Questions about I80.1

Is I80.1 a billable ICD-10-CM code?
No. I80.1 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does I80.1 sit in the tabular list?
Diseases of the circulatory system (I00-I99), in the block Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified (I80-I89).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.