1) Alnylam Pharmaceuticals

2) Ambulatory Surgery Center Association

3) American Occupational Therapy Association

4) AMGEN

5) Dendreon Pharmaceuticals LLC

6) Digestive Health Physicians Association, Inc.

7) EMD Serono, Inc.

8) GENENTECH

9) Gilead Sciences, Inc.

10) GRAIL, INC.

11) Horizon Therapeutics USA, Inc. (formerly known as Horizon Pharma USA, Inc.)

12) Infusion Providers Alliance

13) Large Urology Group Practice Association

14) MEDICAL DEVICE MANUFACTURERS ASSOCIATION

15) MEDNAX National Medical Group

16) National Association of Freestanding Emergency Centers (NAFEC)

17) PHARMACEUTICAL RESEARCH AND MANUFACTURERS OF AMERICA

18) PTC Therapeutics Inc.

19) WEX Health

20) Zimmer Biomet