The Theta HMO HMO is affiliated with the following health facilities.
Altenwerth Hospital
Kano, Kano
Ankunding Hospital
Asara, Sokoto
Balistreri Hospital
Obadan, Edo
Bartell Hospital
Obudu, Cross River
Cassin Hospital
Benin City, Edo
Champlin Hospital
Lafiagi, Kwara
Christiansen Hospital
Effon-Alaiye, Ekiti
Feeney Hospital
Makurdi, Benue
Feest Hospital
Isiala Ngwa, Abia
Friesen Hospital
Ukum, Benue