Z55 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Problems related to education and literacy.
Disorders of psychological development (F80-F89)
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Illiteracy and low-level literacy
Schooling unavailable and unattainable
Failed school examinations
Underachievement in school
Educational maladjustment and discord with teachers and classmates
Less than a high school diploma
Problems related to health literacy
Other problems related to education and literacy
Problems related to education and literacy, unspecified
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