Please visit this link, it's an Electrophysiologist, a doctor that specializes in heart rhythms, discussing "normal" resting heart rates. There is a much bigger variation in normal resting rates than I would have thought. www.drjohnm.org/2011/08/whats-a-normal-heart-rate/
Continue to work with your doctor if you have any symptoms. But you don't seem to indicate that any doctor has expressed concern.