As you live in canada
The deficiency is mostly due to low sunlight exposure.
For
vitamin D deficiency please take calcirol (60,000IU) With milk weekly and tab- shelcal 500mg after lunch and dinner daily for 4 weeks and after that repeat the vitamin D test.
HDL is good type of cholesterol
And VLDL ,
LDL are of bad type
But we require both type for proper function
As you have slightly increased cholesterol level, so please cut down on oily and fatty foods, and increase your green vegetables and fruit consumption.