ICD Code R29.818
ICD code R29.818 is used to identify other symptoms and signs involving the nervous system for accurate clinical documentation and reporting.
Boost patient experience and your bottom line by automating patient cost estimates, payer underpayment detection, and contract optimization in one place.
What is ICD diagnosis code R29.818
ICD code R29.818 is used to indicate other symptoms and signs involving the nervous system that are not classified elsewhere, such as generalized weakness, abnormal reflexes, or other unspecified neurological findings.
When to use ICD code R29.818
1. Presence of generalized symptoms or signs indicating nervous system involvement that do not fit more specific diagnostic categories
2. Observation of abnormal neurological findings during examination without a definitive diagnosis
3. Documentation of nonspecific neurological symptoms such as unsteady gait, abnormal reflexes, or unexplained motor or sensory changes
4. Reporting of neurological symptoms that are not attributable to a known neurological disorder
5. Use when other, more specific ICD codes for nervous system symptoms are not applicable
Billable CPT codes for ICD code R29.818
Relevant CPT codes that may be used to treat ICD code R29.818 include:
- 99202–99215 (Evaluation and Management services)
- 96116 (Neurobehavioral status exam)
- 96130–96133 (Psychological and neuropsychological testing)
- 95816–95822 (Electroencephalogram procedures)
- 95951–95957 (Monitoring for epilepsy and related conditions)
- 96105 (Assessment of aphasia)
- 97110 (Therapeutic exercises)
- 97112 (Neuromuscular reeducation)
- 97116 (Gait training therapy)
- 97530 (Therapeutic activities)
- 90901 (Biofeedback training)
- 90832–90838 (Psychotherapy services)
CPT code selection should be based on the specific clinical scenario and services provided for ICD code R29.818.
Are you being underpaid for encounters with R29.818
Schedule a demo to see how MD Clarity’s RevFind software can automatically read your contracts and detect underpayments for CPT codes related to ICD code R29.818. Ensure your practice is paid accurately—discover how RevFind streamlines contract analysis and payment integrity today.
Get paid in full by bringing clarity to your revenue cycle
Related ICD Codes
Subscribe to the

Healthcare Clarified newsletter
Get the latest insights on RCM and healthcare policy in your inbox
