Without a photo, it is difficult to see what is exactly going on. They could be actual moles or other benign spots or even sun spots. The treatment depends on which it is. If it is a benign growth called DPNs (dermatosis papulosa nigra) then electrocautery works very well, even...
The cost of mole removal like other cosmetic surgery varies considerably across the country and even in the same area. South Florida tends to have lower fees then more expensive areas such as New York or Los Angeles. We charge starting at $150 for mole removal.