SPARC Faculty




Dr. Plewinski is a Co-Founder of the Sierra Pacific Anesthesia Regional Consortium, LLC, Dr. Russell Plewinski attended Georgetown University in Washington D.C. where he received a master’s degree specializing in nurse anesthesia. After completing his anesthesia program, Dr. Plewinski went on to earn his doctoral degree from Virginia Commonwealth University with a sub-specialty in pain and a specific focus in interventional pain management. He is dual certified in pain management as a Diplomat of the American Academy of Pain Management, and by the American Association of Nurse Anesthetists. Dr. Plewsinski has performed thousands of regional peripheral nerve blocks within various practice settings, and over 600 interventional pain procedures incorporating a comprehensive multidisciplinary treatment plan. During the past six years, Dr. Plewinski has performed over 10,000 interventional pain procedures without incident. He founded the interventional pain service within the Veterans Administration Hospital in Manchester, NH in 2009-2012, which continues to provide multidisciplinary pain management services to over 2,000 veterans in chronic pain. There were no pain management services available to New Hampshire veterans prior to this clinic.



Dr. Isidro-Reighard is a Co-Founder of Sierra Pacific Anesthesia Regional Consortium, LLC.   and earned her MS in Nurse Anesthesia in 2005 from Texas Wesleyan University, where she also earned her DNAP in 2012 with a concentration in program administration. Dr. Reighard is an independent contractor in the central and southern California areas. In June of 2018, she opened Kern Surgery Center in downtown Bakersfield and serves on the Governing Board as Administrator and Chief of Anesthesia Services. Her passion and years of experience in Regional Anesthesia made her a natural fit for SPARC. She has also served as Chief Anesthetist and interim Director of Surgical Services at Kern Valley Healthcare District, a critical access hospital in Lake Isabella, for five years before becoming a full-time provider for the busy Bakersfield branch of the Southern California Orthopedic Institute. Dr. Reighard remains affiliated with Kern Medical, a Level II trauma and teaching facility. She has proudly served on the Board of Directors of the California Association of Nurse Anesthetists (CANA) for seven years. As CANA’s Federal Political Director in 2014, she presented at the AANA Fall Leadership Academy on Motivating Others and Working with Your State Association. Dr. Reighard was CANA President in 2016-2017.
Rod Hoover 1



Chief Executive Officer of Anesthesia for Surgery and Obstetrics, Inc. and Co-Founder of Sierra Pacific Anesthesia Regional Consortium, LLC, Dr. Hoover served as the anesthesiology department head aboard the USS Kittyhawk during Operation Enduring Freedom immediately following the attacks of 9/11. After a distinguished military career, he transitioned to independent clinical practice. Dr. Hoover currently serves as Chief of Anesthesia Services for two high-acuity rural hospitals in central California and as primary attending anesthetist at an inner-city hospital in southern California. Over his career, he has performed over 10,000 anesthetics. From 2010-2014 he served as adjunct professor at California State University, Fresno teaching advanced pathophysiology at the graduate school, and health policy for the doctoral program. Dr. Hoover has a Baccalaureate of Science degree from the University of Nevada, Las Vegas, and a Master of Science degree from Georgetown University. He earned his clinical doctorate from Virginia Commonwealth University.
Steve DiChiara, MSN, CRNA cropped



Steve DiChiara is a Staff Nurse Anesthetist at Langley Hospital AFB, 633MDG, Hampton, VA. He graduated from the Navy Nurse Corps Anesthesia Program, Naval School of Health Sciences and George Washington University in 1992. His deployments for anesthesia included aircraft carriers and a Joint Forces operation in Haiti for humanitarian care. A former Clinical instructor and Coordinator for the Navy Nurse Corps Anesthesia Program, Naval Medical Center Portsmouth, Steve is Adjunct Faculty at Old Dominion University Nurse Anesthesia Program where he provides lectures in advanced ultrasound regional anesthesia techniques. A recognized expert in operational and battlefield anesthesia as well as regional anesthesia, Steve serves as an anesthesia consultant and clinical instructor for the Naval Special Warfare Development Group.



Dr. John Maye is a recently retired member of the United States Navy where he served as the Director of Research for the Nurse Anesthesia Program at the Uniformed Services University of Health Sciences in Bethesda, Maryland. He is a 1992 graduate of the University of Kansas Nurse Anesthesia Program and earned his PhD in nursing from the University of Tennessee Health Science Center in 2000. He served as Associate Professor at the Uniformed Services University of the Health Sciences in Bethesda from 2009 to 2015. Dr. Maye has published more than 20 peer-reviewed articles and is presently serving in his fifth consecutive year as an Associate Editor for the American Association of Nurse Anesthetists Journal. He has received numerous awards for his academic achievements and was awarded the Outstanding Uniformed Faculty Award and Junior Investigator of the Year at the Uniformed Services University Graduate School of Nursing. In 2009, Dr. Maye received the prestigious John F. Garde Researcher of the Year award from the American Association of Nurse Anesthetists which recognizes an individual who has made a significant contribution to the practice of anesthesia through research. Dr. Maye was recently selected to chair the Human Physiology and Pathophysiology Panel for the National Board on Certification of Nurse Anesthetists Continued Professional Certification Committee. He has also served as a voting member of the Institutional Review Boards at the Naval Medical Center, San Diego and Walter Reed Army Hospital in Washington, D.C. Dr. Maye remains clinically active as a CRNA and committed to research and education for all health care providers.




Lee Olson attended the Navy’s Nurse Anesthesia Program at George Washington University in 1988 and returned to Georgetown University in 1997 to obtain a Master of Science degree, after which he assumed the role of Clinical Research Coordinator and Instructor in San Diego. From 2003 to 2008, he was the Director of the Navy Nurse Corps Anesthesia Program and held academic appointments at the Graduate Schools of Nursing at both Georgetown University and the Uniformed Services University of the Health Sciences. He was instrumental in creating a full partnership with the Uniformed Services University, integrating the Navy Nurse Corps Anesthesia Program into the University and establishing the basis for the future Doctorate of Nursing Practice program which has now been implemented. He has also published several research articles and contributed to a well-respected nurse anesthesia textbook. His CRNA naval career included deployments on aircraft carriers, as well as missions to Desert Shield/Dessert Storm and the Horn of Africa, providing expeditionary care for joint security stabilization operations and humanitarian assistance. Lee has also assisted department leadership focusing on mentoring leaders; developed use of quality indicators, safety and quality improvements; and implemented electronic medical records systems. Since transitioning from a military career, he has been an independent anesthesia provider in California’s Central Valley providing a variety of services to ambulatory surgical centers and small, but busy, medical centers.

Katie Ransom - cropped



Katie is an independent CRNA practicing in Southern California at various outpatient facilities and a large, urban community hospital. She received her Master’s Degree in 2014 from Georgetown University as the elected leader of her class. She developed her skillset at multiple level-1 trauma and high risk obstetrical clinical sites and found her affinity for ultrasound guided central venous and peripheral artery catheter placement as well as regional and neuraxial anesthesia. She started her career at a large community hospital in Chicago where she provided anesthesia for open heart surgery, thoracic, vascular, and numerous abdominal, orthopedic, gynecological and obstetrical procedures. There, she naturally enjoyed teaching the nurse anesthetist, resident and medical students that frequented her room. Starting her career in a time when technology is at our fingertips, Katie is passionate about teaching her colleagues about the benefits and security of US guided procedures. 
Aumnard Saiseubyat 2



Aumnard Saiseubyat graduated from the Kaiser Permanente School of Anesthesia in 2012 where he earned a Master’s Degree in Nurse Anesthesia.  He provides anesthesia services in Central California as an independent contractor in a variety of settings including two trauma hospitals, an acute care facility, and ambulatory surgery centers.  In the clinical setting, Aumnard has educated nurse anesthesia residents, oral and maxillofacial surgery residents, emergency room residents, dental residents, and nursing students.  During his nurse anesthesia residency, Aumnard developed an appreciation for ultrasound guided regional anesthesia and recognized the importance of incorporating this game changer into his patient care. By remaining a proactive practitioner, Aumnard has performed over 1,000 ultrasound guided blocks on various surgical procedures including orthopedic, abdominal, urological, gynecological, obstetric, vascular, thoracic, podiatry, and general surgery cases.  With 6 years of experience in ultrasound guided regional anesthesia, Aumnard understands the challenges a practitioner new to ultrasound may encounter and possesses the enthusiasm and qualifications to facilitate the learning process in a proficient and safe manner.

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