R29.818 – Other symptoms and signs involving the nervous system
ICD-10-CM 2027 diagnosis code · Symptoms and signs involving the nervous and musculoskeletal systems
ICD-10-CM code
R29.818
- Code
R29.818(claims format:R29818)- Description
- Other symptoms and signs involving the nervous system
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
- Block
- R25-R29 Symptoms and signs involving the nervous and musculoskeletal systems
- Parent codes
- R29 › R29.8 › R29.81
Index terms for R29.818
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Depression, cerebral
- Monoplegia, transient
- Hypofunction, cerebral
- Deficit, neurologic NEC
- Problem, neurological NEC
- Disorder, neurological NEC
- Pseudoparalysis, arm or leg
- Paralysis, paralytic, transient, arm or leg NEC
- Paralysis, paralytic, leg, transient or transitory
- Symptoms NEC, involving, nervous system, specified NEC
Related codes in R29.81
- R29.810 – Facial weaknessBillable
Frequently asked questions
What is ICD-10 code R29.818?
R29.818 is the ICD-10-CM code for other symptoms and signs involving the nervous system, in the block R25-R29 (Symptoms and signs involving the nervous and musculoskeletal systems).
Is R29.818 a billable code?
Yes. R29.818 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does R29.818 belong to?
It belongs to category R29 – Other symptoms and signs involving the nervous and musculoskeletal systems.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.