ICD-10-CM R29.810 is the diagnosis code for Facial weakness. This code falls under the section "Symptoms and signs involving the nervous and musculoskeletal systems" within Chapter 18 — Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as R29.810. They are mutually exclusive:
Understanding where R29.810 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, R29.810 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
R29.810 is the ICD-10-CM diagnosis code for "Facial weakness". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of R29.810 is R29.81 ("Other symptoms and signs involving the nervous system"). R29.810 provides a more specific classification within this category.
R29.810 is located in Section R25-R29 — "Symptoms and signs involving the nervous and musculoskeletal systems" within Chapter 18 of the ICD-10-CM Tabular List.
Use R29.810 when the patients documented diagnosis matches "Facial weakness" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Facial weakness is R29.810.
Yes, R29.810 can be used as a primary diagnosis code since it is billable and specific.
R29.810 is in Chapter 18 of the ICD-10-CM Tabular List.
Type 1 Excludes for R29.810 include: Bell's palsy (G51.0); facial weakness following cerebrovascular disease (I69. with final characters -92).
Yes, R29.810 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.