F81.2 – Mathematics disorder
ICD-10-CM 2027 diagnosis code · Pervasive and specific developmental disorders
ICD-10-CM code
F81.2
- Code
F81.2(claims format:F812)- Description
- Mathematics disorder
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
- Block
- F80-F89 Pervasive and specific developmental disorders
- Parent codes
- F81
Notes for F81.2
Applicable to:
- Developmental acalculia
- Developmental arithmetical disorder
- Developmental Gerstmann's syndrome
- Specific learning disorder, with impairment in mathematics
Excludes1 (not coded here):
- acalculia NOS (R48.8)
Index terms for F81.2
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Acalculia, developmental
- Dyscalculia, developmental
- Disorder, learning, mathematics
- Disorder, specific, arithmetical
- Gerstmann's syndrome, developmental
- Development, delayed, arithmetical skills
- Disorder, developmental, arithmetical skills
- Disorder, developmental, learning, arithmetical
- Disorder, learning, specified, with impairment in, mathematics
Related codes in F81
Frequently asked questions
What is ICD-10 code F81.2?
F81.2 is the ICD-10-CM code for mathematics disorder, in the block F80-F89 (Pervasive and specific developmental disorders).
Is F81.2 a billable code?
Yes. F81.2 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does F81.2 belong to?
It belongs to category F81 – Specific developmental disorders of scholastic skills.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.