N80.B
⚠ Non-billable
Endometriosis of cardiothoracic space
ICD-10-CM · FY2026 · Diseases of the Genitourinary System
Code
N80.B
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.B?
ICD-10-CM code N80.B represents Endometriosis of cardiothoracic space. 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.B billable?
No. N80.B is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is N80.B in?
N80.B 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
N80.4
Endometriosis of rectovaginal septum and vagina
Non-billable
N80.5
Endometriosis of intestine
Non-billable
N80.6
Endometriosis in cutaneous scar
Billable
Search all 98,186 ICD-10-CM codes instantly
Search ICDwise →