You could… But if you can have your implant enrolled directly into the access system you have no real need for it, it would be a waste of money…
I would suggest, get some more info to confirm the system.
Get your access card and get TagInfo or similar app, scan your card, If it is Mifare,then you know to get xM1 if it doesn’t scan then it is probably LF 125kHz so you will be looking at xEM or NExT.
Update
Um, yeah, what @Devilclarke said… I must have been typing and missed that