Having the possibility to pay for a doctor on your own or there being multiple actors does not stop having a "national healthcare system" which the GKV-system c

Having the possibility to pay for a doctor on your own or there being multiple actors does not stop having a "national healthcare system" which the GKV-system can fairly be recognized as given how much formalized and standardized it is. Gematik is completely owned by public institutions (including medical self-governing institutions) except for a very minor stake of the PKV-Verband.