2020 ICD-10-CM Diagnosis Code N92.1

Excessive and frequent menstruation with irregular cycle

    2016 2017 2018 2019 2020 Billable/Specific Code
  • N92.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM N92.1 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of N92.1 - other international versions of ICD-10 N92.1 may differ.
Applicable To
  • Irregular intermenstrual bleeding
  • Irregular, shortened intervals between menstrual bleeding
  • Menometrorrhagia
  • Metrorrhagia
The following code(s) above N92.1 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 N92.1:
  • N00-N99
    2020 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
  • N92
    ICD-10-CM Diagnosis Code N92

    Excessive, frequent and irregular menstruation

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • postmenopausal bleeding (N95.0)
    • precocious puberty (menstruation) (E30.1)
    Excessive, frequent and irregular menstruation
Approximate Synonyms
  • Intermenstrual bleeding - irregular
  • Menometrorrhagia
  • Menometrorrhagia (menstruation disorder)
  • Metrorrhagia (irregualr menstrual bleeding)
  • Metrorrhagia (irregular menstrual bleeding)
Clinical Information
  • Abnormal uterine bleeding that is not related to menstruation, usually in females without regular menstrual cycle. The irregular and unpredictable bleeding usually comes from a dysfunctional endometrium.
ICD-10-CM N92.1 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 742 Uterine and adnexa procedures for non-malignancy with cc/mcc
  • 743 Uterine and adnexa procedures for non-malignancy without cc/mcc
  • 760 Menstrual and other female reproductive system disorders with cc/mcc
  • 761 Menstrual and other female reproductive system disorders without cc/mcc

Convert N92.1 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
Code annotations containing back-references to N92.1:
  • Type 1 Excludes: N92.6
    ICD-10-CM Diagnosis Code N92.6

    Irregular menstruation, unspecified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Irregular bleeding NOS
    • Irregular periods NOS
    Type 1 Excludes
    • irregular menstruation with:
    • lengthened intervals or scanty bleeding (N91.3-N91.5)
    • shortened intervals or excessive bleeding (N92.1)

Diagnosis Index entries containing back-references to N92.1:
  • Bleeding - see also Hemorrhage
    • intermenstrual (regular) N92.3
      ICD-10-CM Diagnosis Code N92.3

      Ovulation bleeding

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Regular intermenstrual bleeding
      • irregular N92.1
  • Excess, excessive, excessively
    • menstruation (with regular cycle) N92.0
      ICD-10-CM Diagnosis Code N92.0

      Excessive and frequent menstruation with regular cycle

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Heavy periods NOS
      • Menorrhagia NOS
      • Polymenorrhea
      • with irregular cycle N92.1
  • Hemorrhage, hemorrhagic (concealed) R58
    ICD-10-CM Diagnosis Code R58

    Hemorrhage, not elsewhere classified

      2016 2017 2018 2019 2020 Billable/Specific Code
    Applicable To
    • Hemorrhage NOS
    Type 1 Excludes
    • hemorrhage included with underlying conditions, such as:
    • acute duodenal ulcer with hemorrhage (K26.0)
    • acute gastritis with bleeding (K29.01)
    • ulcerative enterocolitis with rectal bleeding (K51.01)
    • intermenstrual (regular) N92.3
      ICD-10-CM Diagnosis Code N92.3

      Ovulation bleeding

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Regular intermenstrual bleeding
      • irregular N92.1
    • uterus, uterine (abnormal) N93.9
      ICD-10-CM Diagnosis Code N93.9

      Abnormal uterine and vaginal bleeding, unspecified

        2016 2017 2018 2019 2020 Billable/Specific Code
      • intermenstrual (regular) N92.3
        ICD-10-CM Diagnosis Code N92.3

        Ovulation bleeding

          2016 2017 2018 2019 2020 Billable/Specific Code
        Applicable To
        • Regular intermenstrual bleeding
        • irregular N92.1
  • Menometrorrhagia N92.1
  • Menstruation
    • excessive (with regular cycle) N92.0
      ICD-10-CM Diagnosis Code N92.0

      Excessive and frequent menstruation with regular cycle

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Heavy periods NOS
      • Menorrhagia NOS
      • Polymenorrhea
      • with irregular cycle N92.1
  • Metrorrhagia N92.1
  • Periods - see also Menstruation
    • shortened intervals N92.1 (irregular)
  • Spots, spotting (in) (of)
    • intermenstrual (regular) N92.0
      ICD-10-CM Diagnosis Code N92.0

      Excessive and frequent menstruation with regular cycle

        2016 2017 2018 2019 2020 Billable/Specific Code
      Applicable To
      • Heavy periods NOS
      • Menorrhagia NOS
      • Polymenorrhea
      • irregular N92.1

ICD-10-CM Codes Adjacent To N92.1
N90.9 Noninflammatory disorder of vulva and perineum, unspecified
N91 Absent, scanty and rare menstruation
N91.0 Primary amenorrhea
N91.1 Secondary amenorrhea
N91.2 Amenorrhea, unspecified
N91.3 Primary oligomenorrhea
N91.4 Secondary oligomenorrhea
N91.5 Oligomenorrhea, unspecified
N92 Excessive, frequent and irregular menstruation
N92.0 Excessive and frequent menstruation with regular cycle
N92.1 Excessive and frequent menstruation with irregular cycle
N92.2 Excessive menstruation at puberty
N92.3 Ovulation bleeding
N92.4 Excessive bleeding in the premenopausal period
N92.5 Other specified irregular menstruation
N92.6 Irregular menstruation, unspecified
N93 Other abnormal uterine and vaginal bleeding
N93.0 Postcoital and contact bleeding
N93.1 Pre-pubertal vaginal bleeding
N93.8 Other specified abnormal uterine and vaginal bleeding
N93.9 Abnormal uterine and vaginal bleeding, unspecified

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