GC A stands for 'Gezondheidscentrum Asielzoekers', or in English, 'Asylum Seekers Healthcare Centre'. The GC A is the partnership for all family doctors, practice-nurses, consulents psychiatric care and doctor's assistants that deliver healthcare to asylum seekers in the Netherlands. Asylum seekers can reach the GC A via the Practiceline (0 881 122 112) and via the registration hours, which are held at every GC A-location.