Post your one-stop shop for well-check-related codes How to use it: Download "Recommendations for Preventive Pediatric Health Care" at http://brightfutures.aap.org/web/pdf/PeriodicitySchedule.pdf. Then map out your preventive medicine services across the top, and your guide to codeable procedures ensures you leave no billable service unclaimed. Note: ICD-9 codes listed are for negative findings.