Change Request 9809 includes the chart below, which lays out the audit scope for different contractors.
 
Pre-payment review
Post-payment review
Contractor Type
Medical rec. rev.
Non-medical rec. rev.
Automated reviews
Medical rec. rev.
Non-medical rec. rev.
MACs
Yes
Yes
Yes
Yes
Yes
CERT
No
No
No
Yes
No
RACs
No
No
No
Yes
No
SMRC
No
No
No
Yes
Yes
ZPIC/UPIC
Yes
No
No
Yes
Yes
 
Source: CMS 100-08, Change Request 9809