Health Insurance Education & Enrollment Resources Ignacio Insurance ServicesPhone(707) 884-4640 Visit Website California Department of Managed Health CarePhone(888) 466-2219 Visit Website California Children ServicesPhone(707) 472-2600 Visit Website California Children Services (Sonoma)Phone(707) 565-4300WebsiteVisit Website Mendonoma Health AlliancePhone(707) 412-3176 Visit Website REACH (Air Ambulance Insurance)Phone(707) 324-2400 Visit Website HICAP - Medicare Health Insurance Counseling and Advocacy ProgramPhone(707) 526-4108WebsiteVisit Website