Cigna with CVS as the PBM. Why do you ask?
Many other Cigna plans will likely not cover Afrezza. My plan’s benefit design has been customized to fit criteria defined by my employer. Afrezza is not listed on the formulary of my plan, but there is still a benefit for non-formulary brand name drugs.
Also welcome to the site! 
You can introduce yourself on the welcome thread if you want.