This question has been asked a few times, and you’ve had so great answers above
Here’s a little more to consider
What our glorious leader says
WWPD (What Would Pilgrim Do?)
If I was in your situation, this is what I would do
“not a reccomendion, simply what I would do”
Remove implant
Get tattoo
Reinsert implant
The time between is up to you, but I know how I would do it…
OR
Can you incorporate a void/ negative space into your design?
OR
Does your implant move?
can it be pushed out of the way? or is it fully encapsulated?
Where’s your commitment 
Here’s an alternative, It’s pretty subtle, But I quite like the whole concept
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