New Patient Packet. Records Release INCOMING. Records Release OUTGOING ... Caseyville, IL 62232. 618-345-5437. M-F 8:30am - 5pm (late clinic 5-6pm by appt only) ... Website Powered by WordPress.com. Follow Following. A to Z Pediatrics, LLC Join 193 other followers. Sign me up Already have a WordPress.com account? Log in now. A to Z Pediatrics ....