In a mixing bowl, combine the graham cracker crumbs, melted butter, and granulated sugar. Mix until well combined.
Press the graham cracker mixture firmly into the bottom of a 9-inch springform pan to create an even crust. Set aside.
In another large bowl, beat the softened cream cheese with an electric mixer until smooth and creamy.
Add the pumpkin puree, powdered sugar, vanilla extract, ground cinnamon, nutmeg, and ginger to the cream cheese. Mix until fully incorporated and smooth.
In a separate bowl, whip the heavy cream until stiff peaks form. Gently fold the whipped cream into the pumpkin mixture until just combined.
Pour the pumpkin cheesecake filling over the prepared crust, spreading it evenly with a spatula.
Refrigerate the cheesecake for at least 4 hours, or until firm. For best results, let it chill overnight.
Once set, remove the sides of the springform pan and slice the cheesecake into wedges to serve.
For extra flavor, consider adding a dash of clove or allspice to the filling.
Top the cheesecake with whipped cream or a sprinkle of cinnamon before serving for a decorative touch.
Store leftovers in the refrigerator for up to 3 days.