1) Acadia Healthcare Company

2) ALBERT EINSTEIN HEALTHCARE NETWORK

3) Alkermes, Inc.

4) AristaCare

5) Boehringer Ingelheim Pharmaceuticals, Inc.

6) BRADFORD REGIONAL MEDICAL CENTER

7) ChristianaCare

8) Fox Subacute Management, Inc.

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

10) Kaleida Health

11) Maxim Healthcare Services, Inc.

12) Meadville Medical Center

13) PA LIFE Provider Alliance

14) Pennsylvania Pediatric Dental Coalition

15) Pfizer Inc.

16) Roche Diagnostics Corporation

17) The Behavioral Wellness Center at Girard

18) The Children's Hospital of Philadelphia

19) The Safety Net Association of Pennsylvania

20) Tower Health

21) Trinity Health Mid-Altantic

22) UNIONTOWN HOSPITAL

23) UNIVERSITY OF PENNSYLVANIA

24) UNIVERSITY OF PITTSBURGH MEDICAL CENTER AND SUBSIDIARIES

25) Vertex Pharmaceuticals Incorporated