F81.2

Mathematics disorder

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · F81.2
Excludes 1

acalculia NOS (R48.8)

Excludes 2

arithmetical difficulties associated with a reading disorder (F81.0) arithmetical difficulties associated with a spelling disorder (F81.81) arithmetical difficulties due to inadequate teaching (Z55.8)

Synonyms

Developmental acalculia Developmental arithmetical disorder Developmental Gerstmann's syndrome Specific learning disorder, with impairment in mathematics

Inherited from chapter 5Mental, Behavioral and Neurodevelopmental disorders
Includes

disorders of psychological development

Excludes 2

symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

Official Guidelines for F81.2

FY 2026 ›