PATIENT PORTAL PROVIDERS. Phoenix Children's Pediatrics - Cottonwood. 800 Cove Pkwy., Cottonwood, AZ 86326. Phone: 928-649-3003. Fax: 928-649-3030. Office Hours: ... Locations Throughout the Phoenix Metro Area and in Cottonwood. For your convenience, Phoenix Children's Pediatrics has several locations to serve you and each office is ....