Kıztaşı Spa & Hamam
If you are staying in Sultanahmet and want a hammam stop that is not in the tourist core, this one is in Aksaray, inside the Pianoforte by Hotel&Spa on Feyzullah Efendi Street. It is listed as a hammam with massage, and it operates within a hotel. Google shows 4.9 from 241 reviews. It opens at 11:00 and closes at 21:30 every day of the week. The service list, durations and prices could not be read from its website, so ask before you go.