I always made my own, I follow a traditional new york cheesecake but change for Atkins parameters.
https://baylorandatkins.wordpress.c...ake-all-phases/

I usually make it in muffin tins and freeze it for later.

However when I was doing Atkins in the 90's you could order Atkins cheesecake at the steak house around the corner.. It was yummy!!