2019 ICD-10-CM Diagnosis Code N98.1

Hyperstimulation of ovaries

    2016 2017 2018 2019 Billable/Specific Code Female Dx
  • N98.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2019 edition of ICD-10-CM N98.1 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of N98.1 - other international versions of ICD-10 N98.1 may differ.
ICD-10-CM Coding Rules
  • N98.1 is applicable to female patients.
Applicable To
  • Hyperstimulation of ovaries NOS
  • Hyperstimulation of ovaries associated with induced ovulation
The following code(s) above N98.1 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 N98.1:
  • N00-N99
    2019 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
Approximate Synonyms
  • Hyperstimulation, ovary, mild to moderate
  • Hyperstimulation, ovary, severe
  • Mild to moderate hyperstimulation of ovaries
  • Severe hyperstimulation of ovaries
ICD-10-CM N98.1 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
  • 919 Complications of treatment with mcc
  • 920 Complications of treatment with cc
  • 921 Complications of treatment without cc/mcc

Convert N98.1 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

Diagnosis Index entries containing back-references to N98.1:
  • Complication(s) (from) (of)
    • artificial
      • fertilization or insemination N98.9
        ICD-10-CM Diagnosis Code N98.9

        Complication associated with artificial fertilization, unspecified

          2016 2017 2018 2019 Billable/Specific Code Female Dx
        • hyperstimulation of ovaries N98.1
  • Hyperstimulation, ovaries N98.1 (associated with induced ovulation)

ICD-10-CM Codes Adjacent To N98.1
N95.9 Unspecified menopausal and perimenopausal disorder
N96 Recurrent pregnancy loss
N97 Female infertility
N97.0 Female infertility associated with anovulation
N97.1 Female infertility of tubal origin
N97.2 Female infertility of uterine origin
N97.8 Female infertility of other origin
N97.9 Female infertility, unspecified
N98 Complications associated with artificial fertilization
N98.0 Infection associated with artificial insemination
N98.1 Hyperstimulation of ovaries
N98.2 Complications of attempted introduction of fertilized ovum following in vitro fertilization
N98.3 Complications of attempted introduction of embryo in embryo transfer
N98.8 Other complications associated with artificial fertilization
N98.9 Complication associated with artificial fertilization, unspecified
N99 Intraoperative and postprocedural complications and disorders of genitourinary system, not elsewhere classified
N99.0 Postprocedural (acute) (chronic) kidney failure
N99.1 Postprocedural urethral stricture
N99.11 Postprocedural urethral stricture, male
N99.110 …… meatal
N99.111 Postprocedural bulbous urethral stricture, male

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