ICD-10 R29.810
Billable / SpecificFacial weakness
About ICD-10-CM R29.810
ICD-10-CM code R29.810 represents Facial weakness. This is a billable/specific code in the Symptoms, Signs, and Abnormal Findings chapter (block R29). The 2026 edition of ICD-10-CM R29.810 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under R29.810. Per CMS ICD-10-CM Tabular 2026.
- Facial droop
Type 1 Excludes
Pure excludes, these codes can never be coded together with R29.810. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- Bell's palsy (G51.0)
- facial weakness following cerebrovascular disease (I69. with final characters -92)
Medicare LCD Coverage for R29.810
Local Coverage Determinations (LCDs) from CMS MACs that list R29.810 as a covered diagnosis.
Showing top 10 of 567 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing R29.810.
1 Aetna
1 Cigna
5 Medicare
CPT Codes Commonly Billed with R29.810
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
Convert R29.810 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 |
|---|---|---|
| R29.810 | 78194 | 00000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To R29.810
Other codes in section R25-R29 (Symptoms and signs involving the nervous and musculoskeletal systems).
ICD-10 R29.810, Billing FAQ
Is ICD-10 code R29.810 billable? +
Yes, R29.810 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to R29.810? +
ICD-10 R29.810 includes: Facial droop.
What codes are Type 1 Excludes for R29.810? +
Type 1 Excludes (never code together with R29.810): Bell's palsy (G51.0); facial weakness following cerebrovascular disease (I69. with final characters -92)
What CPT codes are commonly billed with R29.810? +
Procedures frequently paired with R29.810 include: 70473, 70472.
What ICD-9 codes does R29.810 map to? +
Per CMS GEMs, R29.810 maps to ICD-9 codes: 78194. 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 August 30, 2026.
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