Identifying developmental stuttering and associated comorbidities in electronic health records and creating a phenome risk classifier

•Billing codes for stuttering are sparse in electronic health records.•Keyword search, text-mining, and manual review identified more stuttering cases.•Cases were enriched for a variety of expected and novel comorbid conditions.•Observed comorbidities were used to create a phenome risk classifier.•Phenome risk classifier can identify stuttering cases in other electronic databases.