2023 ICD-10-CM Diagnosis Code I87.9

Disorder of vein, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • I87.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM I87.9 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of I87.9 - other international versions of ICD-10 I87.9 may differ.
The following code(s) above I87.9 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 I87.9:
  • I00-I99
    2023 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
Approximate Synonyms
  • Disorder of vein
  • Unspecified vein disorder
ICD-10-CM I87.9 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 302 Atherosclerosis with mcc
  • 303 Atherosclerosis without mcc

Convert I87.9 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
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change

Diagnosis Index entries containing back-references to I87.9:

ICD-10-CM Codes Adjacent To I87.9
I87.331 …… of right lower extremity
I87.332 …… of left lower extremity
I87.333 …… of bilateral lower extremity
I87.339 …… of unspecified lower extremity
I87.39 Chronic venous hypertension (idiopathic) with other complications
I87.391 …… of right lower extremity
I87.392 …… of left lower extremity
I87.393 …… of bilateral lower extremity
I87.399 …… of unspecified lower extremity
I87.8 Other specified disorders of veins
I87.9 Disorder of vein, unspecified
I88 Nonspecific lymphadenitis
I88.0 Nonspecific mesenteric lymphadenitis
I88.1 Chronic lymphadenitis, except mesenteric
I88.8 Other nonspecific lymphadenitis
I88.9 Nonspecific lymphadenitis, unspecified
I89 Other noninfective disorders of lymphatic vessels and lymph nodes
I89.0 Lymphedema, not elsewhere classified
I89.1 Lymphangitis
I89.8 Other specified noninfective disorders of lymphatic vessels and lymph nodes
I89.9 Noninfective disorder of lymphatic vessels and lymph nodes, unspecified

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