ICD-10 N73
Non-Billable HeaderOther female pelvic inflammatory diseases
About ICD-10-CM N73
ICD-10-CM code N73 represents Other female pelvic inflammatory diseases. This is a non-billable header code in the Genitourinary System chapter (block N73). The 2026 edition of ICD-10-CM N73 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Use Additional Code
When coding N73, also report these additional codes when applicable.
- code (B95-B97), to identify infectious agent.
Medicare LCD Coverage for N73
Local Coverage Determinations (LCDs) from CMS MACs that list N73 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing N73.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but N73 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with N73
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To N73
Other codes in section N70-N77 (Inflammatory diseases of female pelvic organs).
ICD-10 N73, Billing FAQ
Is ICD-10 code N73 billable? +
No, N73 is a non-billable header code. Use a more specific child code from block N73 when submitting claims.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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