Specific developmental disorders of scholastic skills (F81) ICD-10-CM
The F81 code range covers specific developmental disorders of scholastic skills with 7 ICD-10-CM diagnosis codes. 5 of them are billable and valid for claim submission in fiscal year 2026, and the category headers group them but cannot themselves be billed.
Codes in the F81 Range 7 codes · 5 billable
- F81 Specific developmental disorders of scholastic skillsNon-billable
- F81.0 Specific reading disorder
- F81.2 Mathematics disorder
- F81.8 Other developmental disorders of scholastic skillsNon-billable
- F81.81 Disorder of written expression
- F81.89 Other developmental disorders of scholastic skills
- F81.9 Developmental disorder of scholastic skills, unspecified
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the F81 range.
Dyslexia
A cognitive disorder characterized by an impaired ability to comprehend written and printed words or phrases despite intact vision. This condition may be developmental or acquired. Developmental dyslexia is marked by reading achievement that falls substantially below that expected given the individual's chronological age, measured intelligence, and age-appropriate education. The disturbance in reading significantly interferes with academic achievement or with activities of daily living that require reading skills. (From DSM-IV)
Dyslexia, Acquired
A receptive visual aphasia characterized by the loss of a previously possessed ability to comprehend the meaning or significance of handwritten words, despite intact vision. This condition may be associated with posterior cerebral artery infarction (INFARCTION, POSTERIOR CEREBRAL ARTERY) and other BRAIN DISEASES.
About the F81 Code Range
The ICD-10 code section F81 covers specific developmental disorders of scholastic skills, which represent difficulties in learning areas such as reading, math, and writing. These codes are used to identify and classify challenges like dyslexia, math disorder, and disorders affecting written expression.
Within the F81 category, F81.0 is used for specific reading disorder, commonly known as dyslexia or developmental reading disorder, addressing difficulties in reading skills. The code F81.2 applies to mathematics disorder, indicating challenges with arithmetic reasoning or number use. F81.81 identifies disorders of written expression, including trouble with writing or spelling. F81.89 refers to other mixed or unspecified scholastic skill disorders, while F81.9 is designated for unspecified developmental disorders of scholastic skills, covering various learning difficulties and developmental delays not otherwise specified. Understanding these ICD-10 codes for developmental scholastic disorders helps both healthcare providers and educators to accurately document and address specific learning challenges in children and adults.
Questions About This Page
How many billable codes are in the F81 range?
Of the 7 codes in this range, 5 are billable and valid for claim submission from October 1, 2025 through September 30, 2026. Category header codes group them but cannot be reported on claims.
What does the F81 range classify?
The range classifies specific developmental disorders of scholastic skills. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2026 ICD-10-CM Tabular List and order file, effective October 1, 2025 through September 30, 2026.
