Has anyone just walked in and was actually seen by someone ? My son needs a Dr. But friggin insurance company doesn't cover back problems with debilitating back pain?

They are not walk-in clinics

Brevard Health Alliance is pleased to offer Pediatric Walk-in Care at the Sarno/Melbourne and Barton/Rockledge locations. You can skip the wait and request your child’s walk-in care appointments online: https://brevardhealth.org/services/pediatric-walk-in-care/

Yes

You have to schedule a new patient appointment.