About SASC

Sierra Ambulatory Surgery Center (SASC) is located in the heart of the Sierra Foothills.  It is locally owned and operated by physicians who have been serving the community for 15 years or more.  All owner/physicians are Board Certified in their specialties and on staff at Sierra Nevada Memorial Hospital.  Our facility is dedicated to providing the highest standard of quality outpatient surgical services available.  The primary specialties offered at SASC are Ophthalmic Surgery and Interventional Pain Management.  Focusing on these two areas allows us to provide the most efficient, specialty care available.  The center opened in 2006 and was licensed by the Department of Health Services (DHS), certified by Medicare, and accredited by the Accreditation Association of Ambulatory Health Care (AAAHC).  The center continues to maintain it’s excellence by re-accrediting with AAAHC every three years. 

Our physicians are dedicated to providing superior medical care in a compassionate manner.  Our goal is to provide our community with state of the art surgical care, in a safe comfortable and convenient setting.

Keith Mercer M.D.      Matthew Zealear M.D.      John Hagele M.D.      Gregory J. Porter M.D.