ICD-10 G46.7
Billable / SpecificOther lacunar syndromes
About ICD-10-CM G46.7
ICD-10-CM code G46.7 represents Other lacunar syndromes. This is a billable/specific code in the Nervous System chapter (block G46). The 2026 edition of ICD-10-CM G46.7 became effective on October 1, 2025.
Medicare LCD Coverage for G46.7
Local Coverage Determinations (LCDs) from CMS MACs that list G46.7 as a covered diagnosis.
Showing top 10 of 134 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing G46.7.
5 Medicare
CPT Codes Commonly Billed with G46.7
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 93882 CMS LCD: Billing and Coding: Non-Invasive Cerebrovascular Arterial Studies CMS LCD
Convert G46.7 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 |
|---|---|---|
| G46.7 | 4378 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To G46.7
Other codes in section G40-G47 (Episodic and paroxysmal disorders).
ICD-10 G46.7, Billing FAQ
Is ICD-10 code G46.7 billable? +
Yes, G46.7 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What CPT codes are commonly billed with G46.7? +
Procedures frequently paired with G46.7 include: 93882.
What ICD-9 codes does G46.7 map to? +
Per CMS GEMs, G46.7 maps to ICD-9 codes: 4378. 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 May 31, 2026.
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