Estrella Pediatrics. 9305 West Thomas Road. Suites 125 & 575. Phoenix, AZ 85037. 9305 West Thomas Road, Suites 575, Phoenix, AZ 85037. Estrella Pediatrics is conveniently located off the 101 and I-10 in southwest Phoenix. We are located in Estrella Medical Plaza I Directly across from Banner Estrella Medical Center.Contact Us‧Our Practitioners‧Online Bill Payment‧Meet Our Staff‧About Us‧Patient Info.