N80.1
⚠ Non-billable
Endometriosis of ovary
ICD-10-CM · FY2026 · Diseases of the Genitourinary System
Code
N80.1
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 N80.1?
ICD-10-CM code N80.1 represents Endometriosis of ovary. 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 N80.1 billable?
No. N80.1 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is N80.1 in?
N80.1 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
N80.2
Endometriosis of fallopian tube
Non-billable
N80.3
Endometriosis of pelvic peritoneum
Non-billable
N80.00
Endometriosis of the uterus, unspecified
Billable
N80.01
Superficial endometriosis of the uterus
Billable
N80.02
Deep endometriosis of the uterus
Billable
N80.03
Adenomyosis of the uterus
Billable
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