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VA Sierra Pacific Network (VISN 21)


VHA Announces New VISN 21 Director

VA Sierra Pacific Network Director, Ada Clark

VA Sierra Pacific Network Director, Ada Clark.

By VA Sierra Pacific Network (VISN 21) Office of Public Affairs
Tuesday, September 19, 2023

The Department of Veterans Affairs is pleased to announce the appointment of Ada Clark as the new Director of the VA Sierra Pacific Network (VISN 21) in Pleasant Hill, California. In this role, Ms. Clark will oversee the operations of an integrated health care network spanning over 294,000 square miles, providing services to over 450,000 Veterans in seven major health care systems located in Nevada, central/northern California, Hawaii, the Philippines, and the vast Pacific region including Guam, American Samoa, and the Commonwealth of the Northern Mariana Islands.  VISN 21 has an operating budget of $6.7 billion and over 22,800 employees.

“We are excited to bring Ms. Clark on board as the new Director of the VA Sierra Pacific Network,” said RimaAnn Nelson, VHA Assistant Under Secretary for Health for Operations.  “Her sound leadership qualities and proven experience will be valuable assets for our facilities, employees, volunteers, and most importantly, for the Veterans we are honored to serve.  Ms. Clark’s appointment is effective immediately.

Prior to her delegation as Interim Network Director, Ms. Clark served as the Deputy Network Director for VISN 21 since September 2018. In this role she had overall responsibility for the strategic direction and administrative operations of the Network. Before joining VISN 21, she served as Assistant Director for the VA San Diego Healthcare System overseeing administrative operations from April 2016-August 2018 and Operations Officer for the VA Desert Pacific Healthcare Network (VISN 22) in Long Beach, Calif. from January 2014-March 2016. Ms. Clark has more than 17 years of outstanding commitment to VHA's mission in offering the highest quality health care to Veterans.

Ms. Clark is board certified in health care management as a Fellow of the American College of Healthcare Executives (ACHE) and a member of the VHA Regents Advisory Committee. She was awarded an ACHE Service Award by the Northern California Chapter in 2019 and the ACHE Early Career Healthcare Executive VA Regent’s Award in 2015.

Ms. Clark holds a Bachelor of Science in Neurobiology/Biomedical Engineering from University of California, Irvine and a Masters of Public Health in Policy and Management from University of California, Los Angeles.


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