2025
ICD-10-CM
Diagnosis
Code

F81.2 Mathematics disorder

Billable
2016–2025

F81.2 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Mathematics disorder.

Inclusion term

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

Type 1 excludes

Acalculia NOS (R48.8)

Type 2 excludes

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)

Versions

2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
Code changed
- Inclusion term
  ~~Developmental acalculia~~
  ~~Developmental arithmetical disorder~~
  ~~Developmental Gerstmann's syndrome~~
  Developmental acalculia
  Developmental arithmetical disorder
  Developmental Gerstmann's syndrome
  Specific learning disorder, with impairment in mathematics
2017
No changes
2016
New code