Doctors and clinics: 3 English-speaking places
The results of searching for "orthodontist": 3 English-speaking places
There are also organizations that speak other languages: Spanish, and Russian.
Via A. Casella 14 50018 Scandicci Italy
Via Aretina 151A 50065 Pontassieve Italy
Viale Giovanni Amendola 6 50121 Firenze Italy