There are methods to remove them if that’s the underlying motive for your question.
It’s outside my knowledge but as I understand it a “solid” black is easier to remove than some colors.
Get a referral from your PCP to the best dermatologist in your area. Let them point you towards the appropriate health care provider.
This is not the time to shop around for the best price. Find someone who has done this before, even if it means driving far away to a large city.