Plus, SapientNitro says, it has the technology and expertise to make sure that all the back-end systems talk to each other, so that Marks and Spencer (a Sapient client) knows that a person who visits its mobile app has recently purchased outerwear and lives in a particular region, for example.
Your pediatrician, who is specifically trained to care for kids and teens, might be able to provide care for a little longer if your child is in college (usually until college graduation or age 21). But this varies from doctor to doctor, so be sure to ask.
National guidelines call for pediatricians to screen children for autism at 18 and at 24 months, but many physicians find it difficult to fit this into a busy appointment that also calls for vaccinations and other screenings.