N80.4
⚠ Non-billable
Endometriosis of rectovaginal septum and vagina
ICD-10-CM · FY2026 · Diseases of the Genitourinary System
Code
N80.4
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Genitourinary System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code N80.4?
ICD-10-CM code N80.4 represents Endometriosis of rectovaginal septum and vagina. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Genitourinary System chapter, effective October 1, 2025 – September 30, 2026.
Is N80.4 billable?
No. N80.4 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is N80.4 in?
N80.4 belongs to the Diseases of the Genitourinary System chapter (N00–N99) of ICD-10-CM.
Related codes in the N80 category
N80
Endometriosis
Non-billable
N80.0
Endometriosis of uterus
Non-billable
N80.1
Endometriosis of ovary
Non-billable
N80.2
Endometriosis of fallopian tube
Non-billable
N80.3
Endometriosis of pelvic peritoneum
Non-billable
N80.5
Endometriosis of intestine
Non-billable
N80.6
Endometriosis in cutaneous scar
Billable
N80.A
Endometriosis of bladder and ureters
Non-billable
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