Dive it to town, or the lumber yard, or something so it comes up to temp for 1/2 hour at least once a week would be nice.
If the oil looks good on the dip stick (white paper test), it probably is...
So, with only 1,500 miles, you are half way through the short OCI of 3K. I agree with others here. If it was good oil to start with, it'll go another year.
But, if you want peace of mind, never hurts anything but your wallet to change early