ICD-10 I80.00
Billable / SpecificPhlebitis and thrombophlebitis of superficial vessels of unspecified lower extremity
About ICD-10-CM I80.00
ICD-10-CM code I80.00 represents Phlebitis and thrombophlebitis of superficial vessels of unspecified lower extremity. This is a billable/specific code in the Circulatory System chapter (block I80). The 2026 edition of ICD-10-CM I80.00 became effective on October 1, 2025.
Medicare LCD Coverage for I80.00
Local Coverage Determinations (LCDs) from CMS MACs that list I80.00 as a covered diagnosis.
Showing top 10 of 28 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing I80.00.
4 Aetna
4 Medicare
CPT Codes Commonly Billed with I80.00
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.
Convert I80.00 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| I80.00 | 4510 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To I80.00
Other codes in section I80-I89 (Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classified).
ICD-10 I80.00, Billing FAQ
Is ICD-10 code I80.00 billable? +
Yes, I80.00 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does I80.00 map to? +
Per CMS GEMs, I80.00 maps to ICD-9 codes: 4510. Useful for legacy data review and historical claim analysis.
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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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