ICD-10-CM
ICD-10 code for Lesion (s) (nontraumatic) motor cortex NEC: G93.89
The ICD-10-CM index points "Lesion (s) (nontraumatic) motor cortex NEC" to G93.89, Other specified disorders of brain. G93.89 is a billable code.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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More specific codes in G93
A header groups codes and is not billed. A billable code is one you can report.
- G93Other disorders of brainHeader
- G93.0Cerebral cystsBillable
- G93.1Anoxic brain damage, not elsewhere classifiedBillable
- G93.2Benign intracranial hypertensionBillable
- G93.3Postviral and related fatigue syndromesHeader
- G93.31Postviral fatigue syndromeBillable
- G93.32Myalgic encephalomyelitis/chronic fatigue syndromeBillable
- G93.39Other post infection and related fatigue syndromesBillable
- G93.4Other and unspecified encephalopathyHeader
- G93.40Encephalopathy, unspecifiedBillable
- G93.41Metabolic encephalopathyBillable
- G93.42Megalencephalic leukoencephalopathy with subcortical cystsBillable
- G93.43Leukoencephalopathy with calcifications and cystsBillable
- G93.44Adult-onset leukodystrophy with axonal spheroidsBillable
- G93.45Developmental and epileptic encephalopathyBillable
- G93.49Other encephalopathyBillable
- G93.5Compression of brainBillable
- G93.6Cerebral edemaBillable
- G93.7Reye's syndromeBillable
- G93.8Other specified disorders of brainHeader
- G93.81Temporal sclerosisBillable
- G93.82Brain deathBillable
- G93.89Other specified disorders of brainBillable
- G93.9Disorder of brain, unspecifiedBillable
Related conditions
Related pages
- G93.89 code detailsNotes, nearby codes, CMS-HCC group
- Category G93Every code under it
- Chapter 6Diseases of the nervous system
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Lesion (s) (nontraumatic) motor cortex NEC?
The ICD-10-CM index points "Lesion (s) (nontraumatic) motor cortex NEC" to G93.89, Other specified disorders of brain. G93.89 is a billable code.
Is G93.89 billable?
Yes. G93.89 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What chapter is G93.89 in?
Chapter 6. Diseases of the nervous system.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.