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Executive Promotions at St. Helena Hospital Napa Valley and St. Helena Hospital Clear Lake

Employee News

“Both Steve and David are known for years of service in their respective communities. I am pleased that our region will now have dedicated leaders on each campus. They have both been promoted from within our ranks, are committed to our mission and are dedicated to addressing the distinctive needs of each area,” said Eller.

Before his term as interim CEO, Herber served as chief medical officer, senior vice president of medical affairs, and most recently, executive vice president. In addition to these administrative roles, Herber, a board-certified plastic surgeon practicing in St. Helena for more than 15 years, has held several medical staff positions including: chief of staff, chair of performance improvement, chair of credentials, chair of education and medical director of plastic surgery.

Santos is currently the vice president of operations at the 25-bed Clearlake facility. He has an extensive background in health care including serving as chief operating officer for California Medical Group, where he strengthened clinic operations and significantly expanded the group’s size. Santos also worked in physician services at Adventist Health hospitals in Hanford, California, and gained experience in physician practice management at Mount Sinai Medical Center in New York City. He held management positions at Central Texas Medical Center and Florida Hospital Ormond Memorial. 

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Adventist Health is a faith-based, not-for-profit integrated health care delivery system serving communities in California, Hawaii, Oregon and Washington. Our workforce of 28,600 includes more than 20,500 employees; 4,500 medical staff physicians; and 3,600 volunteers. Founded on Seventh-day Adventist health values, Adventist Health provides compassionate care in 19 hospitals, more than 220 clinics (hospital-based, rural health and physician clinics), 14 home care agencies, seven hospice agencies and four joint-venture retirement centers. Visit for more information.