R29.81 - Other symptoms and signs involving the nervous system

Version 2023
No Valid Principal Dx
ICD-10:R29.81
Short Description:Other symptoms and signs involving the nervous system
Long Description:Other symptoms and signs involving the nervous system
Status: Not Valid for Submission
Version:ICD-10-CM 2023
Code Classification:
  • Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00–R99)
    • Symptoms and signs involving the nervous and musculoskeletal systems (R25-R29)
      • Oth symptoms and signs involving the nervous and ms systems (R29)

R29.81 is a non-specific and non-billable ICD-10 code code, consider using a code with a higher level of specificity for a diagnosis of other symptoms and signs involving the nervous system. The code is not specific and is NOT valid for the year 2023 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

According to ICD-10-CM guidelines this code should not to be used as a principal diagnosis code when a related definitive diagnosis has been established.

Specific Coding for Other symptoms and signs involving the nervous system

Non-specific codes like R29.81 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for other symptoms and signs involving the nervous system:

  • BILLABLE CODE - Use R29.810 for Facial weakness
  • BILLABLE CODE - Use R29.818 for Other symptoms and signs involving the nervous system

Patient Education


Neurologic Diseases

The brain, spinal cord, and nerves make up the nervous system. Together they control all the workings of the body. When something goes wrong with a part of your nervous system, you can have trouble moving, speaking, swallowing, breathing, or learning. You can also have problems with your memory, senses, or mood.

There are more than 600 neurologic diseases. Major types include:


[Learn More in MedlinePlus]

Code History