In this article, he is not supportive of ObamaCare. He has said that he likes the idea of Canada’s health care for all. But he has also said the best idea for America is removing state barriers to buying insurance in any state. He’s said that recently.
I got that... I never said he supported Obamacare, but single-payer is where his heart is. The shortages and long waits for health care in Canada are well known, and for Trump to express admiration for that system reflects a failure to understand or appreciate the drawbacks of government-run care.