ICD-10 M71.379
Billable / SpecificOther bursal cyst, unspecified ankle and foot
About ICD-10-CM M71.379
ICD-10-CM code M71.379 represents Other bursal cyst, unspecified ankle and foot. This is a billable/specific code in the Musculoskeletal and Connective Tissue chapter (block M71). The 2026 edition of ICD-10-CM M71.379 became effective on October 1, 2025.
Medicare LCD Coverage for M71.379
Local Coverage Determinations (LCDs) from CMS MACs that list M71.379 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 M71.379.
1 Cigna
1 Aetna
CPT Codes Commonly Billed with M71.379
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 M71.379 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 |
|---|---|---|
| M71.379 | 72749 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To M71.379
Other codes in section M70-M79 (Other soft tissue disorders).
ICD-10 M71.379, Billing FAQ
Is ICD-10 code M71.379 billable? +
Yes, M71.379 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What ICD-9 codes does M71.379 map to? +
Per CMS GEMs, M71.379 maps to ICD-9 codes: 72749. Useful for legacy data review and historical claim analysis.
Get the full PayerReady toolkit
Free access to CPT/ICD-10 lookup, denial appeals, fee comparator, and claim auditing with credentialing enrollment.
Start free →Run this code through our claim audit tool
Check NCCI bundling, MUE limits, and modifier logic before submission.
Try the auditor →Did this page help?
Quick signal so we know what to improve.
If you want a code reference page that doesn't exist yet, email coding@payerready.com.
Tell us what's missing or wrong: coding@payerready.com. We respond within 5 business days.
Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
Powered by 11K CPT · 98K ICD-10 · 860K MPFS rates · 4.5M NCCI edits · 9.5M NPIs. Our data methodology · About our coding team