ICD-10 Coding for Tonic-Clonic Epilepsy(G40.0, G40.2, G40.2L)

Learn about the ICD-10 coding for tonic-clonic epilepsy, including intractable and non-intractable cases, with detailed documentation requirements.

Also known as:
Grand Mal SeizuresGeneralized Tonic-Clonic Seizures
Related ICD-10 Code Ranges

Complete code families applicable to Tonic-Clonic Epilepsy

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
G40.2Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus
G40.4Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, without status epilepticus

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information

Essential facts and insights aboutTonic-Clonic Epilepsy

Differential Codes

Alternative codes to consider when ruling out similar conditions

Epilepsy, unspecified, not intractable, without status epilepticusG40.909
Intractable epilepsy with status epilepticusG40.3

Documentation & Coding Risks

Avoid these common issues when documenting Tonic-Clonic Epilepsy.

Vague documentation of seizure disorder

Impact

Clinical: Impairs treatment planning and monitoring., Regulatory: Increases risk of coding audits., Financial: Potential for denied claims due to lack of specificity.

Mitigation

Use specific terminology, Include seizure frequency and type

Using G40.909 for specified tonic-clonic seizures

Impact

Reimbursement: May lead to incorrect DRG assignment., Compliance: Increases audit risk due to lack of specificity., Data Quality: Reduces accuracy of clinical data.

Mitigation

Use G40.2 or G40.4 based on intractability and status epilepticus.

Use of unspecified epilepsy codes

Impact

High audit risk due to lack of specificity in coding.

Mitigation

Ensure documentation supports specific epilepsy type and control status.

Frequently Asked Questions