2021 ICD-10-CM Diagnosis Code N87

Dysplasia of cervix uteri

    2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
  • N87 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2021 edition of ICD-10-CM N87 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of N87 - other international versions of ICD-10 N87 may differ.
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as N87. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • abnormal results from cervical cytologic examination without histologic confirmation (
    ICD-10-CM Diagnosis Code R87.61

    Abnormal cytological findings in specimens from cervix uteri

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • abnormal cytological findings in specimens from other female genital organs (R87.69)
    • abnormal cytological findings in specimens from vagina (R87.62-)
    • carcinoma in situ of cervix uteri (histologically confirmed) (D06.-)
    • cervical intraepithelial neoplasia I [CIN I] (N87.0)
    • cervical intraepithelial neoplasia II [CIN II] (N87.1)
    • cervical intraepithelial neoplasia III [CIN III] (D06.-)
    • dysplasia (mild) (moderate) of cervix uteri (histologically confirmed) (N87.-)
    • severe dysplasia of cervix uteri (histologically confirmed) (D06.-)
    Type 2 Excludes
    • cervical high risk human papillomavirus (HPV) DNA test positive (R87.810)
    • cervical low risk human papillomavirus (HPV) DNA test positive (R87.820)
    R87.61-
    )
  • carcinoma in situ of cervix uteri (
    ICD-10-CM Diagnosis Code D06
    • D06 Carcinoma in situ of cervix uteri
      • D06.0 Carcinoma in situ of endocervix
      • D06.1 Carcinoma in situ of exocervix
      • D06.7 Carcinoma in situ of other parts of cervix
      • D06.9 Carcinoma in situ of cervix, unspecified
    D06.-
    )
  • cervical intraepithelial neoplasia III [CIN III] (
    ICD-10-CM Diagnosis Code D06
    • D06 Carcinoma in situ of cervix uteri
      • D06.0 Carcinoma in situ of endocervix
      • D06.1 Carcinoma in situ of exocervix
      • D06.7 Carcinoma in situ of other parts of cervix
      • D06.9 Carcinoma in situ of cervix, unspecified
    D06.-
    )
  • HGSIL of cervix (
    ICD-10-CM Diagnosis Code R87.613

    High grade squamous intraepithelial lesion on cytologic smear of cervix (HGSIL)

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    R87.613
    )
  • severe dysplasia of cervix uteri (
    ICD-10-CM Diagnosis Code D06
    • D06 Carcinoma in situ of cervix uteri
      • D06.0 Carcinoma in situ of endocervix
      • D06.1 Carcinoma in situ of exocervix
      • D06.7 Carcinoma in situ of other parts of cervix
      • D06.9 Carcinoma in situ of cervix, unspecified
    D06.-
    )
The following code(s) above N87 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 N87:
  • N00-N99
    2021 ICD-10-CM Range N00-N99

    Diseases of the genitourinary 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)
    Diseases of the genitourinary system
Clinical Information
  • Abnormal development of immature squamous epithelial cells of the uterine cervix, a term used to describe premalignant cytological changes in the cervical epithelium. These atypical cells do not penetrate the epithelial basement membrane.
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
Code annotations containing back-references to N87:
  • Type 1 Excludes: R87.61
    , R87.7
    ICD-10-CM Diagnosis Code R87.61

    Abnormal cytological findings in specimens from cervix uteri

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • abnormal cytological findings in specimens from other female genital organs (R87.69)
    • abnormal cytological findings in specimens from vagina (R87.62-)
    • carcinoma in situ of cervix uteri (histologically confirmed) (D06.-)
    • cervical intraepithelial neoplasia I [CIN I] (N87.0)
    • cervical intraepithelial neoplasia II [CIN II] (N87.1)
    • cervical intraepithelial neoplasia III [CIN III] (D06.-)
    • dysplasia (mild) (moderate) of cervix uteri (histologically confirmed) (N87.-)
    • severe dysplasia of cervix uteri (histologically confirmed) (D06.-)
    Type 2 Excludes
    • cervical high risk human papillomavirus (HPV) DNA test positive (R87.810)
    • cervical low risk human papillomavirus (HPV) DNA test positive (R87.820)
    ICD-10-CM Diagnosis Code R87.7

    Abnormal histological findings in specimens from female genital organs

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Type 1 Excludes
    • carcinoma in situ (histologically confirmed) of female genital organs (D06-D07.3)
    • cervical intraepithelial neoplasia I [CIN I] (N87.0)
    • cervical intraepithelial neoplasia II [CIN II] (N87.1)
    • cervical intraepithelial neoplasia III [CIN III] (D06.-)
    • dysplasia (mild) (moderate) of cervix uteri (histologically confirmed) (N87.-)
    • dysplasia (mild) (moderate) of vagina (histologically confirmed) (N89.-)
    • vaginal intraepithelial neoplasia I [VAIN I] (N89.0)
    • vaginal intraepithelial neoplasia II [VAIN II] (N89.1)
    • vaginal intraepithelial neoplasia III [VAIN III] (D07.2)
    • severe dysplasia of cervix uteri (histologically confirmed) (D06.-)
    • severe dysplasia of vagina (histologically confirmed) (D07.2)
ICD-10-CM Codes Adjacent To N87
N85.02 Endometrial intraepithelial neoplasia [EIN]
N85.2 Hypertrophy of uterus
N85.3 Subinvolution of uterus
N85.4 Malposition of uterus
N85.5 Inversion of uterus
N85.6 Intrauterine synechiae
N85.7 Hematometra
N85.8 Other specified noninflammatory disorders of uterus
N85.9 Noninflammatory disorder of uterus, unspecified
N86 Erosion and ectropion of cervix uteri
N87 Dysplasia of cervix uteri
N87.0 Mild cervical dysplasia
N87.1 Moderate cervical dysplasia
N87.9 Dysplasia of cervix uteri, unspecified
N88 Other noninflammatory disorders of cervix uteri
N88.0 Leukoplakia of cervix uteri
N88.1 Old laceration of cervix uteri
N88.2 Stricture and stenosis of cervix uteri
N88.3 Incompetence of cervix uteri
N88.4 Hypertrophic elongation of cervix uteri
N88.8 Other specified noninflammatory disorders of cervix uteri

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