G40.209

Billable

ChapterG00–G99

Ranksubcategory

Official Description

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

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 6: Diseases of the Nervous System (G00-G99).

Instructional Notes

Includes

Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures NOS

General instructions are available for the parent sections:

View CH6 Notes View G40 Notes View G40.2 Notes View G40.20 Notes

Clinical Hierarchy

CH6Diseases of the nervous system (G00-G99)

G40-G47Episodic and paroxysmal disorders (G40-G47)

G40Epilepsy and recurrent seizures

G40.2Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures

G40.20Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable

G40.209Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to G40.209:

subcategoryG40.20

Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable

View context instructions

subcategoryG40.2

Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures

View context instructions

categoryG40

Epilepsy and recurrent seizures

View context instructions

chapterCH6

Diseases of the nervous system (G00-G99)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to G40.209. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

6 raw paths

Epilepsy, epileptic, epilepsia (attack) (cerebral) (convulsion) (fit) (seizure)6 unique routes

symptomatic(3 variants)

with complex partial seizures→G40.209(3 variants)

not intractable→G40.209(2 variants)

without status epilepticus→G40.209

syndromes(3 variants)

symptomatic(3 variants)

with complex partial seizures→G40.209(3 variants)

not intractable→G40.209(2 variants)

without status epilepticus→G40.209

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 023

Craniotomy with Major Device Implant or Acute Complex CNS Principal Diagnosis with MCC or Antineoplastic Implant or Epilepsy with Neurostimulator

Cross Reference

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