1) Acadia Healthcare Company

2) ALBERT EINSTEIN HEALTHCARE NETWORK

3) Alkermes, Inc.

4) AristaCare

5) ChristianaCare

6) Fox Subacute Management, Inc.

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

8) Kaleida Health

9) Maxim Healthcare Services, Inc.

10) Meadville Medical Center

11) PA LIFE Provider Alliance

12) PACAH

13) Pennsylvania Pediatric Dental Coalition

14) Pfizer Inc.

15) Roche Diagnostics Corporation

16) The Behavioral Wellness Center at Girard

17) The Children's Hospital of Philadelphia

18) The Safety Net Association of Pennsylvania

19) Tower Health

20) Trinity Health Mid-Altantic

21) UNIONTOWN HOSPITAL

22) UNIVERSITY OF PENNSYLVANIA

23) UNIVERSITY OF PITTSBURGH MEDICAL CENTER AND SUBSIDIARIES

24) Vertex Pharmaceuticals Incorporated