Z86.61 Personal history of infections of the central nervous system
ICD-10-CM · CMS code reference
Official ICD-10-CM description: Personal history of infections of the central nervous system
Coding notes
From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.
Also covers
- Personal history of encephalitis
- Personal history of meningitis
Code first
Code the underlying condition first, then this code.
- any follow-up examination after treatment (Z09)
Code also
A second code may be needed. Sequencing depends on the encounter.
- any follow-up examination (Z08-Z09)
Related codes
Z86.32Personal history of gestational diabetes ICD-10-CMZ86.39Personal history of other endocrine, nutritional and metabolic disease ICD-10-CMZ86.51Personal history of combat and operational stress reaction ICD-10-CMZ86.59Personal history of other mental and behavioral disorders ICD-10-CMZ86.69Personal history of other diseases of the nervous system and sense organs ICD-10-CMZ86.711Personal history of pulmonary embolism ICD-10-CMZ86.718Personal history of other venous thrombosis and embolism ICD-10-CMZ86.72Personal history of thrombophlebitis ICD-10-CM
Common questions
Is Z86.61 a billable code?
Yes. Z86.61 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.