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N80.22

⚠ Non-billable (Header)

Deep endometriosis of the fallopian tube

Diseases of the genitourinary system (N00-N99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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Also Known As

Deep endometriosis involving muscular wall of fallopian tube
✅ No additional coding notes for N80.22

Child Codes (4)

N80.221Deep endometriosis of right fallopian tubeN80.222Deep endometriosis of left fallopian tubeN80.223Deep endometriosis of bilateral fallopian tubesN80.229Deep endometriosis of unspecified fallopian tube

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Code Information

CodeN80.22
BillableNo — Header code
ParentN80.2
CategoryDiseases of the genitourinary system (N00-N99)
Excludes10 rule(s)
Excludes20 note(s)
Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)