MCMedicalCodingSoftware
I80

I80: Phlebitis and thrombophlebitis

Non-billable headerICD-10-CM

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

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

Code first

The underlying condition must be sequenced before this code.

  • , if applicable: phlebitis and thrombophlebitis complicating abortion, ectopic or molar pregnancy (O00-O07, O08.7)
  • phlebitis and thrombophlebitis complicating pregnancy, childbirth and the puerperium (O22.-, O87.-)

Includes

Conditions this code covers.

  • endophlebitis
  • inflammation, vein
  • periphlebitis
  • suppurative phlebitis

Other codes that can never be billed with I80

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • N61Inflammatory disorders of breast

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead I80

6 child codes. Green means billable.

ICD-10-CMFY2027· effective October 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.