Exhibit 5. Number of Different NPIs Submitting PQRS Reports on the Same Beneficiary.

Number of NPIs submitting a PQRS report on the same beneficiary	2008 (Percent)	2009 (Percent)
1	73.4	52.8
2	18.0	25.1
3	5.4	11.6
4	1.9	5.4
5 or more	1.3	5.1
Total Percent	100	100
Total number of beneficiaries	1,213,249	2,906,515
Average Number of NPIs	1.4	1.9
53 percent of beneficiaries received a PQRS report in both 2008 and 2009 who had at least one PQRS report from the same NPI in both 2008 and 2009

NOTE: The unit of analysis is the beneficiary.

SOURCE: Authors’ analyses.