Contact Us Schedule Appointment Online Reach out to us to schedule an appointment today River Valley Community Health424 Williams StMossyrock, WA 98564 Mailing Address:PO BOX 326Mossyrock, WA 98564 Office: 360-983-3589 Fax: 360-450-4488 Info@rivervalleyhealth.org Contact Form One First Name Last Name Phone/Mobile Email Department Inquiry -Click to Select –Urgent CarePrimary CareCOVID 19TelemedicineRegistrationBillingOtherMessage Details Submit Form