2019 ICD-10-CM Diagnosis Code I87.099

Postthrombotic syndrome with other complications of unspecified lower extremity

    2016 2017 2018 2019 Billable/Specific Code
  • I87.099 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • Short description: Postthrom syndrome w oth complications of unsp low extrm
  • The 2019 edition of ICD-10-CM I87.099 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of I87.099 - other international versions of ICD-10 I87.099 may differ.
The following code(s) above I87.099 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 I87.099:
  • I00-I99
    2019 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
  • I87.0
    ICD-10-CM Diagnosis Code I87.0

    Postthrombotic syndrome

      2016 2017 2018 2019 Non-Billable/Non-Specific Code
    Applicable To
    • Chronic venous hypertension due to deep vein thrombosis
    • Postphlebitic syndrome
    Type 1 Excludes
    • chronic venous hypertension without deep vein thrombosis (I87.3-)
    Postthrombotic syndrome
ICD-10-CM I87.099 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 299 Peripheral vascular disorders with mcc
  • 300 Peripheral vascular disorders with cc
  • 301 Peripheral vascular disorders without cc/mcc

Convert I87.099 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
ICD-10-CM Codes Adjacent To I87.099
I87.029 …… of unspecified lower extremity
I87.03 Postthrombotic syndrome with ulcer and inflammation
I87.031 …… of right lower extremity
I87.032 …… of left lower extremity
I87.033 …… of bilateral lower extremity
I87.039 …… of unspecified lower extremity
I87.09 Postthrombotic syndrome with other complications
I87.091 …… of right lower extremity
I87.092 …… of left lower extremity
I87.093 …… of bilateral lower extremity
I87.099 …… of unspecified lower extremity
I87.1 Compression of vein
I87.2 Venous insufficiency (chronic) (peripheral)
I87.3 Chronic venous hypertension (idiopathic)
I87.30 Chronic venous hypertension (idiopathic) without complications
I87.301 …… of right lower extremity
I87.302 …… of left lower extremity
I87.303 …… of bilateral lower extremity
I87.309 …… of unspecified lower extremity
I87.31 Chronic venous hypertension (idiopathic) with ulcer
I87.311 …… of right lower extremity

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