OnSite Medical Service, Inc. (OMS) is an exceptional choice for your private parties, sporting events, nightclubs, and industrial work environments to ensure quality medical care for both your employees and patrons. Physician owned and operated – our dedicated staff and Medical Board are committed to compassionate and sound patient care while providing an inexpensive alternative for our clients needing on-site emergency medical standby services. With 24-hour access to any one of the physicians on our comprehensive Medical Board – you can be sure that the appropriate decision has been made and your event is in good hands. Additionally, OMS is approved as an EMT-B Training Center and Continued Education Provider by Yolo County Emergency Medical Services Agency. OMS is an approved teaching site offering BLS, ACLS, First Aid and certifications approved by the American Heart Association.