ICD-10-CM
ICD-10 code for Phlebitis: I80.9
The ICD-10-CM index points "Phlebitis" to I80.9, Phlebitis and thrombophlebitis of unspecified site. I80.9 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
- I80.8breast, superficial, Phlebitis and thrombophlebitis of other sitesBillable
- I80.8chest wall, superficial, Phlebitis and thrombophlebitis of other sitesBillable
- T81.72during or resulting from a procedure, Complication of vein following a procedure, not elsewhere classifiedHeader
- I80.8hepatic veins, Phlebitis and thrombophlebitis of other sitesBillable
- G08intracranial (venous) sinus (any), Intracranial and intraspinal phlebitis and thrombophlebitisBillable
- G08intraspinal venous sinuses and veins, Intracranial and intraspinal phlebitis and thrombophlebitisBillable
- I80.3leg, Phlebitis and thrombophlebitis of lower extremities, unspecifiedBillable
- I82.1migrans, migrating (superficial), Thrombophlebitis migransBillable
- K75.1portal (vein), Phlebitis of portal veinBillable
- T81.72postoperative, Complication of vein following a procedure, not elsewhere classifiedHeader
- O87.0puerperal, postpartum, childbirth, Superficial thrombophlebitis in the puerperiumBillable
- I80.8specified site NEC, Phlebitis and thrombophlebitis of other sitesBillable
- A52.09syphilitic, Other cardiovascular syphilisBillable
- I80.9ulcerative, Phlebitis and thrombophlebitis of unspecified siteBillable
- I80.8umbilicus, Phlebitis and thrombophlebitis of other sitesBillable
More specific codes in I80
A header groups codes and is not billed. A billable code is one you can report.
- I80Phlebitis and thrombophlebitisHeader
- I80.0Phlebitis and thrombophlebitis of superficial vessels of lower extremitiesHeader
- I80.00Phlebitis and thrombophlebitis of superficial vessels of unspecified lower extremityBillable
- I80.01Phlebitis and thrombophlebitis of superficial vessels of right lower extremityBillable
- I80.02Phlebitis and thrombophlebitis of superficial vessels of left lower extremityBillable
- I80.03Phlebitis and thrombophlebitis of superficial vessels of lower extremities, bilateralBillable
- I80.1Phlebitis and thrombophlebitis of femoral veinHeader
- I80.10Phlebitis and thrombophlebitis of unspecified femoral veinBillable
- I80.11Phlebitis and thrombophlebitis of right femoral veinBillable
- I80.12Phlebitis and thrombophlebitis of left femoral veinBillable
- I80.13Phlebitis and thrombophlebitis of femoral vein, bilateralBillable
- I80.2Phlebitis and thrombophlebitis of other and unspecified deep vessels of lower extremitiesHeader
- I80.20Phlebitis and thrombophlebitis of unspecified deep vessels of lower extremitiesHeader
- 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 veinHeader
- 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 veinHeader
- 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 veinHeader
- 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 veinHeader
- 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 veinHeader
- 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
- I80.29Phlebitis and thrombophlebitis of other deep vessels of lower extremitiesHeader
- I80.291Phlebitis and thrombophlebitis of other deep vessels of right lower extremityBillable
- I80.292Phlebitis and thrombophlebitis of other deep vessels of left lower extremityBillable
- I80.293Phlebitis and thrombophlebitis of other deep vessels of lower extremity, bilateralBillable
- I80.299Phlebitis and thrombophlebitis of other deep vessels of unspecified lower extremityBillable
- I80.3Phlebitis and thrombophlebitis of lower extremities, unspecifiedBillable
- I80.8Phlebitis and thrombophlebitis of other sitesBillable
- I80.9Phlebitis and thrombophlebitis of unspecified siteBillable
Code first
The CDC tabular list says to report the code named here before this one.
From I80. A note on a category applies to every code under it.
Code first, if applicable: phlebitis and thrombophlebitis complicating abortion, ectopic or molar pregnancy (O00-O07, O08.7)
Code first phlebitis and thrombophlebitis complicating pregnancy, childbirth and the puerperium (O22.-, O87.-)
Excludes1
Excludes1 means these codes are not reported together.
From I80. A note on a category applies to every code under it.
Related conditions
Related pages
- I80.9 code detailsNotes, nearby codes, CMS-HCC group
- Category I80Every code under it
- Chapter 9Diseases of the circulatory system
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Phlebitis?
The ICD-10-CM index points "Phlebitis" to I80.9, Phlebitis and thrombophlebitis of unspecified site. I80.9 is a billable code.
Is I80.9 billable?
Yes. I80.9 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to I80.9?
The CDC tabular list gives 1 Excludes1 note (not coded together) for I80.9 and the categories above it. They are listed on this page.
What chapter is I80.9 in?
Chapter 9. Diseases of the circulatory system.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.