2021 ICD-10-CM Diagnosis Code I80.209

Phlebitis and thrombophlebitis of unspecified deep vessels of unspecified lower extremity

    2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • I80.209 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Phlbts and thombophlb of unsp deep vessels of unsp low extrm
  • The 2021 edition of ICD-10-CM I80.209 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of I80.209 - other international versions of ICD-10 I80.209 may differ.
The following code(s) above I80.209 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
  • Applicable To annotations, or
  • Code Also annotations, or
  • Code First annotations, or
  • Excludes1 annotations, or
  • Excludes2 annotations, or
  • Includes annotations, or
  • Note annotations, or
  • Use Additional annotations
that may be applicable to I80.209:
  • I00-I99
    2021 ICD-10-CM Range I00-I99

    Diseases of the circulatory system

    Type 2 Excludes
    • certain conditions originating in the perinatal period (P04-P96)
    • certain infectious and parasitic diseases (A00-B99)
    • complications of pregnancy, childbirth and the puerperium (O00-O9A)
    • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
    • endocrine, nutritional and metabolic diseases (E00-E88)
    • injury, poisoning and certain other consequences of external causes (S00-T88)
    • neoplasms (C00-D49)
    • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
    • systemic connective tissue disorders (M30-M36)
    • transient cerebral ischemic attacks and related syndromes (G45.-)
    Diseases of the circulatory system
  • I80
    ICD-10-CM Diagnosis Code I80

    Phlebitis and thrombophlebitis

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Code First
    • 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
    • endophlebitis
    • inflammation, vein
    • periphlebitis
    • suppurative phlebitis
    Type 1 Excludes
    Phlebitis and thrombophlebitis
ICD-10-CM I80.209 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):
  • 294 Deep vein thrombophlebitis with cc/mcc
  • 295 Deep vein thrombophlebitis without cc/mcc
  • 791 Prematurity with major problems
  • 793 Full term neonate with major problems

Convert I80.209 to ICD-9-CM

Code History
  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): No change
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
ICD-10-CM Codes Adjacent To I80.209
I80.1 Phlebitis and thrombophlebitis of femoral vein
I80.10 Phlebitis and thrombophlebitis of unspecified femoral vein
I80.11 Phlebitis and thrombophlebitis of right femoral vein
I80.12 Phlebitis and thrombophlebitis of left femoral vein
I80.13 …… bilateral
I80.2 Phlebitis and thrombophlebitis of other and unspecified deep vessels of lower extremities
I80.20 Phlebitis and thrombophlebitis of unspecified deep vessels of lower extremities
I80.201 Phlebitis and thrombophlebitis of unspecified deep vessels of right lower extremity
I80.202 Phlebitis and thrombophlebitis of unspecified deep vessels of left lower extremity
I80.203 …… bilateral
I80.209 Phlebitis and thrombophlebitis of unspecified deep vessels of unspecified lower extremity
I80.21 Phlebitis and thrombophlebitis of iliac vein
I80.211 Phlebitis and thrombophlebitis of right iliac vein
I80.212 Phlebitis and thrombophlebitis of left iliac vein
I80.213 …… bilateral
I80.219 Phlebitis and thrombophlebitis of unspecified iliac vein
I80.22 Phlebitis and thrombophlebitis of popliteal vein
I80.221 Phlebitis and thrombophlebitis of right popliteal vein
I80.222 Phlebitis and thrombophlebitis of left popliteal vein
I80.223 …… bilateral
I80.229 Phlebitis and thrombophlebitis of unspecified popliteal vein

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.