CPT 92521 reports a speech-language evaluation of fluency disorders such as stuttering or cluttering, performed by a speech-language pathologist.
When to use 92521
Use 92521 to evaluate speech fluency specifically. Broader speech sound or language evaluations use 92522–92524.
How to bill it
Report once per evaluation, with the relevant fluency diagnosis documented.
Common pitfalls
- Using 92521 for a comprehensive speech-language evaluation instead of 92523.
- Billing it as a timed service rather than per evaluation.
Frequently asked questions
How does 92521 differ from 92523?
92521 evaluates speech fluency (e.g., stuttering); 92523 evaluates speech sound production together with language comprehension and expression.
Is 92521 timed?
No. SLP evaluations such as 92521 are billed once per evaluation, not as timed units.