2023

  1. ICD-10-CM Codes
    2. ›
  2. I00-I99
    3. ›
  3. I80-I89
    4. ›
  4. I88-
    5. ›
  5. 2023 ICD-10-CM Diagnosis Code I88.9

2023 ICD-10-CM Diagnosis Code I88.9

Nonspecific lymphadenitis, unspecified

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
  • I88.9 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 I88.9 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of I88.9 - other international versions of ICD-10 I88.9 may differ.
Applicable To
  • Lymphadenitis NOS
The following code(s) above I88.9 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 I88.9:
  • 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
  • I88
    ICD-10-CM Diagnosis Code I88

    Nonspecific lymphadenitis

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • acute lymphadenitis, except mesenteric (L04.-)
    • enlarged lymph nodes NOS (R59.-)
    • human immunodeficiency virus [HIV] disease resulting in generalized lymphadenopathy (B20)
    Nonspecific lymphadenitis
Approximate Synonyms
  • Granulomatous lymphadenitis
  • Histiocytic necrotizing lymphadenitis
  • Lymphadenitis
  • Periodic fever aphthous-stomatitis pharyngitis adenitis syndrome
Clinical Information
  • A disorder characterized by an infectious process involving the lymph nodes.
  • An acute or chronic infectious process affecting the lymph nodes.
  • Inflammation of the lymph nodes.
ICD-10-CM I88.9 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 814 Reticuloendothelial and immunity disorders with mcc
  • 815 Reticuloendothelial and immunity disorders with cc
  • 816 Reticuloendothelial and immunity disorders without cc/mcc

Convert I88.9 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
Code annotations containing back-references to I88.9:
  • Type 1 Excludes: R59
    , L04
    ICD-10-CM Diagnosis Code R59

    Enlarged lymph nodes

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Includes
    • swollen glands
    Type 1 Excludes
    • lymphadenitis NOS (I88.9)
    • acute lymphadenitis (L04.-)
    • chronic lymphadenitis (I88.1)
    • mesenteric (acute) (chronic) lymphadenitis (I88.0)
    ICD-10-CM Diagnosis Code L04

    Acute lymphadenitis

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Includes
    • abscess (acute) of lymph nodes, except mesenteric
    • acute lymphadenitis, except mesenteric
    Type 1 Excludes
    • chronic or subacute lymphadenitis, except mesenteric (I88.1)
    • enlarged lymph nodes (R59.-)
    • human immunodeficiency virus [HIV] disease resulting in generalized lymphadenopathy (B20)
    • lymphadenitis NOS (I88.9)
    • nonspecific mesenteric lymphadenitis (I88.0)
  • Type 2 Excludes: D75
    ICD-10-CM Diagnosis Code D75

    Other and unspecified diseases of blood and blood-forming organs

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • acute lymphadenitis (L04.-)
    • chronic lymphadenitis (I88.1)
    • enlarged lymph nodes (R59.-)
    • hypergammaglobulinemia NOS (D89.2)
    • lymphadenitis NOS (I88.9)
    • mesenteric lymphadenitis (acute) (chronic) (I88.0)

Diagnosis Index entries containing back-references to I88.9:

ICD-10-CM Codes Adjacent To I88.9
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
I95 Hypotension
I95.0 Idiopathic hypotension
I95.1 Orthostatic hypotension
I95.2 Hypotension due to drugs
I95.3 Hypotension of hemodialysis

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

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