UMass Memorial Health Care and Subsidiaries Revised 3/18/2016

UMass Memorial Health Care, Inc.

The UMass Memorial Commonwealth Professional UMass Memorial Investment Foundation, Inc. Assurance Company, Ltd.1 Partnership, L.L.P. 2

UMass Memorial UMass Memorial UMass Memorial UMass Memorial UMass Memorial UMass Memorial Behavioral UMass Memorial Medical Center, Community Medical Group, Accountable Care Health Ventures, Health System, Realty, Inc. Inc. , Inc. Inc. Organization, Inc. Inc. Inc.

Shields Imaging Quest Diagnostics UMass Memorial Shields Specialty UMass Memorial of Community , MRI & Imaging Pharmacy Holdings, Shields Pharmacy, Massachusetts, Healthlink, Inc. LLC 9 Center, LLC 5 LLC 8 LLC 3 LLC 12

New England Urgent Care Centers of The Clinton Central New Rehabilitation Services Marlborough , England of Central Hospital LLC 11 Association HealthAlliance, Inc. Massachusetts, Inc. 10

UMass Memorial HealthAlliance HealthAlliance HealthAlliance Coordinated HealthAlliance MRI- Realty Home Health and with Physicians, Marlborough, LLC Primary Care, Inc. Hospitals, Inc. 6 4 Corporation Hospice, Inc. Inc.

1. Grand Cayman, BWI Corporation; UMMHC is sole shareholder 2. Partnership with several system entities; UMMHC is General Partner UMass Memorial 3. Joint Venture – UMMHV and Shields Pharmacy, LLC (50/50) HealthAlliance 4. Joint Venture – Marlborough Hospital, Shields Imaging of Marlborough, UMMHV (55/40/5) MRI Center, LLC 7 5. Joint Venture – UMMHV, Shields Healthcare Worcester (50/50) 6. Joint Venture – CNEHA, CentMass Association of Physicians (50/50) 7. Joint Venture – Health Alliance Hospitals, UMMHV, Shields Healthcare of Leominster (40/20/40) = clinical entity 8. Joint Venture – UMMHV, Shields Pharmacy Equity (35/35) (30 – Incentive interests) 9. Joint Venture – Quest Diagnostics LLC, UMass Memorial Medical Center (81.1/18.9) = non- clinical entity 10. Joint Venture – Rehabilitation Management Co., LLC, UMMHV (80/20) 11. Joint Venture – Urgent Care Centers of New England, Inc., UMMHV (51/49) 12. Joint Venture – Shields Imaging of New England, LLC, Baystate Radiology and Imaging, LLC, , UMMMC (25/25/25/25)