Z55 ICD-10-CM Code: Problems related to education and literacy
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
Z55Problems related to education and literacy
ICD-10-CM diagnosis code · United States clinical modification
Where Z55 sits
- 1
Chapter 21
Factors influencing health status and contact with health services (Z00-Z99)
- 2
Section
Persons with potential health hazards related to socioeconomic and psychosocial circumstances (Z55-Z65)
- 3
Category Z55
Problems related to education and literacy
- 4
Code Z55
Problems related to education and literacy
Codes under Z55
Z55 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Z55.0Illiteracy and low-level literacyZ55.1Schooling unavailable and unattainableZ55.2Failed school examinationsZ55.3Underachievement in schoolZ55.4Educational maladjustment and discord with teachers and classmatesZ55.5Less than a high school diplomaZ55.6Problems related to health literacyZ55.8Other problems related to education and literacyZ55.9Problems related to education and literacy, unspecifiedNotes for this code
Inclusion terms
No inclusion terms are listed for Z55.
Code first
No “code first” instruction is listed for Z55.
Use additional code
No “use additional code” instruction is listed for Z55.
Excludes1
Conditions that should not be reported together with this code.
- disorders of psychological development (F80-F89)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for Z55.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code Z55 mean?
Z55 is the FY 2027 U.S. ICD-10-CM code for “Problems related to education and literacy.”
Is Z55 a billable or specific ICD-10-CM code?
No. Z55 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is Z55 located in ICD-10-CM?
Z55 is listed in Chapter 21, Factors influencing health status and contact with health services (Z00-Z99), within Persons with potential health hazards related to socioeconomic and psychosocial circumstances (Z55-Z65) (Z55–Z65), under category Z55, Problems related to education and literacy.
What coding notes are listed for Z55?
No inclusion terms are listed for Z55 in this reference record. No code-first instruction is listed. Excludes1 notes: disorders of psychological development (F80-F89). No Excludes2 note is listed.