Preheat oven to 350 degrees. Prepare a 8x8 baking pan by lining it with foil.
With a rolling pin or In a food processor, crush the oreos into a fine crumbs.
Combine the crushed cookies and butter together in a medium bowl. Press cookie mixture into the bottom of the pan and bake for 9-10 minutes. Cool completely.
With an electric mixer, beat the cream cheese, egg, sugar and vanilla together until smooth and creamy.
Spread cream cheese mixture over the prepared crust. Bake it for 30-35 minutes or until cheesecake is set. Cool completely, and then refrigerate for an hour.
In a microwave-safe bowl, heat the caramel and heavy cream in the microwave on high for 30 seconds at a time. Stir and return to microwave until melted and smooth.
Add the toasted coconut and crushed Samoas to the melted caramel mixture. Cool 10 minutes.
Spread melted caramel mixture over cheesecake layer. Return to refrigerator and chill for 3 hours.
Melt the chocolate chips in the microwave, 30 seconds at a time until smooth. Drizzle on top of caramel.
Allow to sit for 30 minutes before cutting.