Z82.0 Family history of epilepsy and other diseases of the nervous system

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

Applicable to

• Conditions classifiable to G00-G99

MS-DRG index

Defines the logic of DRG(s) 795 in MDC 15.

Approximate ICD-9-CM (GEMs)

• V17.2 Family history of other neurological diseases

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Code annotations containing back-references to Z82.0

Back-references to Z82

• Use Additional: Z15 Genetic susceptibility to disease ("code, if applicable, for any associated family history of the disease (Z80-Z84)")

Diagnosis Index entries for Z82.0

• History › family (of) › disease or disorder (of) › neurological NEC
• History › family (of) › epilepsy
• History › family (of) › Huntington's chorea

Nearby codes

• Z82 Family history of certain disabilities and chronic diseases (leading to disablement)
• Z82.0 Family history of epilepsy and other diseases of the nervous system (this code)
• Z82.1 Family history of blindness and visual loss
• Z82.2 Family history of deafness and hearing loss
• Z82.3 Family history of stroke
• Z82.4 Family history of ischemic heart disease and other diseases of the circulatory system
• Z82.41 Family history of sudden cardiac death