What does the man do?

M: Hello, this is Dr. Welsh.
W: Hello, Dr, Welsh. This is Mrs. Dawes. Can you come to the house, please?
M: Who’s ill, Mrs. Dawes?
W: Peter, my son.
M: What’s the matter with him?
W: I don’t know. He’s got a headache, a bad stomachache and a fever.
M: Keep him in bed. Where do you live?
W: We live at 50York Street.
M: All right, Mrs. Dawes, I’ll be there soon.
W: Thank you, Dr. Welsh. See you.
M: See you.