Visiting a medical institution might not be the norm for most, but a behind-the-scenes look at Churchill Hospital is worth the time. If you're interested in the field of health, check to see if there's an open day or tour scheduled.
You'll have sightseeing choices galore when spending time in Oxford. Churchill Hospital is a good place to kick off here, but there are loads of other interesting spots to explore. Christ Church College, Oxford University Museum of Natural History, and Ashmolean Museum are not far from the health care institution and will top off your day nicely.