Our conversion calculations differ.
6.79=262.5 Total Cholesterol
All together not horrible, but could use some tweaking. He needs to raise his HDL (eat healthy fats like lean cuts of meat, avocados, nuts, etc.) Lower his tryglcerides by cutting down on carbs. and lower LDL by using olive oil, garlic, whole grains, etc.
You might suggest that your dad ask his doctor to allow him to try and bring it down with diet. He also might want to do some research before starting any statin drugs. Not everyone can safely take them and they can cause muscle and neuropathy problems. He sounds like a healthy man so I wouldn't worry. Best to both of you.