Dr Ong is Dr Douglas Ong and he has a clinic in Mount E and Ten Mile Junction . You can opt for delivery at Mt A or Mt E if u use him as your gynea. He is very caring , patient and detailed gynea . He will not chase u out and he will always ask you whether u got doubts and problems and he will explain to you in detailed even though there are other patients waiting or even lunch time or knock off time .. he still patiently explain to you till you understand and have no questions . He is my gynea and before seeing him , I seen one that is impatient and very negative gynea , some more must pay cash only so troublesome and must always draw $$ before seeing him . After first visit , bad experience and then was recommended to Dr Douglas Ong by my SIL's friend and after first visit with him , was so happy to know him and from then onwards , he is my gynea and my 2 SIL's gynea too . Dr Douglas Ong also write up for magazine .