ICD-10-CM Codes
N00-N99 Diseases of the genitourinary system
N80-N98 Noninflammatory disorders of female genital tract
N80- Endometriosis
2021 ICD-10-CM Diagnosis Code N80.4

2021 ICD-10-CM Diagnosis Code N80.4

Endometriosis of rectovaginal septum and vagina

2016

2017

2018

2019

2020

2021

Billable/Specific Code

N80.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2021 edition of ICD-10-CM N80.4 became effective on October 1, 2020.
This is the American ICD-10-CM version of N80.4 - other international versions of ICD-10 N80.4 may differ.

The following code(s) above N80.4 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 N80.4:

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

Approximate Synonyms

Endometriosis of rectovaginal septum
Endometriosis of vagina
Endometriosis, rectovaginal septum
Endometriosis, vagina

ICD-10-CM N80.4 is grouped within Diagnostic Related Group(s) (MS-DRG v38.0):

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 N80.4 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

Diagnosis Index entries containing back-references to N80.4:

Endometriosis N80.9
ICD-10-CM Diagnosis Code N80.9
Endometriosis, unspecified
- rectovaginal septum N80.4
- vagina N80.4

ICD-10-CM Codes Adjacent To N80.4

N76.81 Mucositis (ulcerative) of vagina and vulva

N76.89 Other specified inflammation of vagina and vulva

N77 Vulvovaginal ulceration and inflammation in diseases classified elsewhere

N77.0 Ulceration of vulva in diseases classified elsewhere

N77.1 Vaginitis, vulvitis and vulvovaginitis in diseases classified elsewhere

N80 Endometriosis

N80.0 Endometriosis of uterus

N80.1 Endometriosis of ovary

N80.2 Endometriosis of fallopian tube

N80.3 Endometriosis of pelvic peritoneum

N80.4 Endometriosis of rectovaginal septum and vagina

N80.5 Endometriosis of intestine

N80.6 Endometriosis in cutaneous scar

N80.8 Other endometriosis

N80.9 Endometriosis, unspecified

N81 Female genital prolapse

N81.0 Urethrocele

N81.1 Cystocele

N81.10 …… unspecified

N81.11 …… midline

N81.12 …… lateral

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

2021 ICD-10-CM Diagnosis Code N80.4

Endometriosis of rectovaginal septum and vagina

Diseases of the genitourinary system

Endometriosis, unspecified