1) AGILITI HEALTH INC.

2) AMERICA'S ESSENTIAL HOSPITALS

3) AMERICAN ASSOCIATION OF ORTHODONTISTS

4) AMERICAN BOARD OF MEDICAL SPECIALTIES

5) AMERIHEALTH CARITAS HEALTH PLAN

6) CALIFORNIA ASSOCIATION OF PUBLIC HOSPITALS AND HEALTH SYSTEMS

7) CALIFORNIA CHILDREN'S HOSPITAL ASSOCIATION

8) FRESENIUS MEDICAL CARE NORTH AMERICA (FKA FRESENIUS MEDICAL CARE)

9) MEDICAID HEALTH PLANS OF AMERICA

10) PUBLIC PARTNERSHIPS, LLC

11) THE WRIGHT CENTER FOR GRADUATE MEDICAL EDUCATION

12) THOMAS JEFFERSON UNIVERSITY

13) UNIVERSITY CITY SCIENCE CENTER