Contact us! Contact Information Secretary: 30 6943903343 Doctor: 30 6949196061 dr.papagiannopoulos@gmail.com You will find us at: 62 Iroon Polytechniou Street, Piraeus, 18535 (1st Floor) business hours Monday: By agreementTuesday: 17:00 – 21:00Wednesday: By agreementThursday: 17:00 – 21:00Friday: 17:00 – 21:00Saturday: By appointmentSunday: Only for emergencies