N91.1
BillableSecondary amenorrhea
Secondary amenorrhea
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
- ovarian dysfunction (E28.-)
Excludes 2
Conditions not included here, but the patient may have both
- 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)
Also Known As / Clinical Terms
SNOMED CT
- Dysponderal amenorrhea21669001
- Dysponderal amenorrhoea21669001
- Postpill amenorrhea39931000
- Postpill amenorrhoea39931000
- Physiologic amenorrhea44811000
- Physiologic amenorrhoea44811000
- Pathologic amenorrhea56561006
- Pathologic amenorrhoea56561006
- Dietary amenorrhea57260004
- Dietary amenorrhoea57260004
- Nutritional amenorrhea57260004
- Nutritional amenorrhoea57260004
- Secondary physiologic amenorrhea86030004
- Secondary physiologic amenorrhoea86030004
- Loss of menstrual period156036003
- Periods have stopped156036003
- Secondary amenorrhea156036003
- Secondary amenorrhoea156036003
- Exercise-related amenorrhea237119008
- Exercise-related amenorrhoea237119008
- Hypothalamic amenorrhea237120002
- Hypothalamic amenorrhoea237120002
- Lactational amenorrhea237122005
- Lactational amenorrhoea237122005
- Endocrine menstrual disturbance237799000
- Amenorrhea associated with obesity413487000
- Amenorrhoea associated with obesity413487000
- Anovulatory amenorrhea444769001
- Anovulatory amenorrhoea444769001
- Normogonadotropic amenorrhea702466002
- Normogonadotropic amenorrhoea702466002
- Amenorrhea due to obstetric fistula1142058003
- Amenorrhoea due to obstetric fistula1142058003
- Amenorrhea due to disorder of pituitary gland1144987003
- Amenorrhea due to pituitary dysfunction1144987003
- Amenorrhoea due to disorder of pituitary gland1144987003
- Amenorrhoea due to pituitary dysfunction1144987003
UMLS
- Amenorrhea secondaryC0232940
- Amenorrhoea secondaryC0232940
- Previous menstrual periods stopC0232940
- Secondary AmenorrheaC0232940
- Secondary amenorrheaC0232940
- Secondary amenorrhoeaC0232940
- Secondary physiologic amenorrheaC0232940
- Secondary physiologic amenorrhea (finding)C0232940
- Secondary physiologic amenorrhoeaC0232940
- amenorrhea secondaryC0232940
- amenorrhoea secondaryC0232940
- secondary amenorrheaC0232940
- secondary amenorrhoeaC0232940
Frequently Asked Questions
What is ICD-10 code N91.1?
ICD-10-CM code N91.1 represents "Secondary amenorrhea". It is a billable/specific code that can be used on a claim.
Is N91.1 a billable code?
Yes, N91.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is N91.1 in?
N91.1 is in Chapter 14: Diseases of the Genitourinary System (codes N00-N99).
What codes cannot be used with N91.1?
N91.1 has Excludes1 notes indicating codes that cannot be used together with it, including: ovarian dysfunction (E28.-).
What SNOMED CT codes does N91.1 map to?
N91.1 maps to 16 SNOMED CT concepts: 413487000, 1144987003, 1142058003, 444769001, 57260004, and 11 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for N91.1?
N91.1 is linked to 1 UMLS Concept Unique Identifier: C0232940. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.