High risk pregnancies

I just found out I am from my OB/Gyn

When and boyfriend start trying to have a baby that I will be having a high risk pregnancies and I am a scared especially because I have been trying to tell my boyfriend but he is ignoring me I know he is grieving because he lost his Grandfather but still think us planning on having a baby and me being a high risk pregnancies I really need advice on how to talk to him when he is grieving and not talking to me really at all the doctor said I will have a healthy pregnancy but I will be having a high risk pregnancy and he sending me to the risk pregnancy doctors some ways a little scared but I am scared at going through all this on my own boyfriend is a good guy he bought us a place to live together and it has more than one room he said for a nursery

Just need advice on how to tell him about that I will have high risk pregnancies while he won’t answer my texts please ladies give me your best advice.