When sampling is allowed for a measure, does the firm have to use it?

Any examples are for illustrative purposes only.

Sampling is an option; however, the firm may choose to review and collect data for more than the required sample size. When the firm chooses to use sampling, they must use the sampling methodology for performance measurement as outlined in the implementation guide. 
 

Monthly Sample Size Based on Population Size # of Active Clinical Staff	Sample Size
1 - 9	100%
10 - 49	10 personnel files
50 - 99	20%
> 100	20 personnel files