Am I balding?

These photos show some thinning. Best to get a hand microscope from Amazon and look for miniaturization to confirm that you are actually miniaturizing hair throughout your scalp. If that is the case, a good doctor in this field (a hair transplant doctor is often best, but a dermatologist interested in the field also can do a good job treating this medically. Do not do a hair transplant, as the only one that benefits is the surgeon.