1) Acadia Healthcare Company

2) Accenture LLP

3) Alkermes, Inc.

4) AristaCare

5) Boehringer Ingelheim Pharmaceuticals, Inc.

6) ChristianaCare

7) Fox Subacute Management, Inc.

8) Jefferson Health Corporation (f/k/a Albert Einstein Healthcare Network)

9) Kaleida Health

10) Maxim Healthcare Services, Inc.

11) PA LIFE Provider Alliance

12) Pennsylvania Pediatric Dental Coalition

13) Pfizer Inc.

14) Roche Diagnostics Corporation

15) The Behavioral Wellness Center at Girard

16) The Children's Hospital of Philadelphia

17) The Safety Net Association of Pennsylvania

18) Tower Health

19) Trinity Health Mid-Altantic

20) UNIVERSITY OF PENNSYLVANIA

21) UNIVERSITY OF PITTSBURGH MEDICAL CENTER AND SUBSIDIARIES

22) Vertex Pharmaceuticals Incorporated