U.S. ICD-10-CM · FY 2027

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.

Code definition

Official description

Z55

Problems related to education and literacy

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where Z55 sits

  1. 1

    Chapter 21

    Factors influencing health status and contact with health services (Z00-Z99)

  2. 2

    Section

    Persons with potential health hazards related to socioeconomic and psychosocial circumstances (Z55-Z65)

  3. 3

    Category Z55

    Problems related to education and literacy

  4. 4

    Code Z55

    Problems related to education and literacy

More specific choices

Codes under Z55

Z55 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Z55.0

Illiteracy and low-level literacy

Z55.1

Schooling unavailable and unattainable

Z55.2

Failed school examinations

Z55.3

Underachievement in school

Z55.4

Educational maladjustment and discord with teachers and classmates

Z55.5

Less than a high school diploma

Z55.6

Problems related to health literacy

Z55.8

Other problems related to education and literacy

Z55.9

Problems related to education and literacy, unspecified

Documentation details

Notes 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.

Transparency

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.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

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.

Ready to transform your clinical documentation?

Join Vero and see how effortless documentation can be.

Try for free

  • No credit card required

  • Cancel anytime