John D Hanna, DDS Pediatric Specialist Specialty: Pediatric Dentistry Languages: English, Interpreters Available Gender: Male Education and Certification Medical School: Northwestern University Dental School. Contact Information Practice Name: John D Hanna DDS Care Locations Primary Address Randall Children's Hospital At Legacy Emanuel 2801 N. Gantenbein Portland, OR, 97227 Phone: 503-276-6500 Secondary Address John D Hanna DDS 18799 SW Boones Ferry Rd Tualatin, OR, 97062 Phone: 503 692-1610 Clinic Hours: Weekdays Secondary Address John D Hanna DDS 8 N State St, 203 Lake Oswego, OR, 97034 Phone: 503 635-3483 Fax: 503 699-0345 Clinic Hours: Weekdays