HAP CareSource™ MI Health Link (Medicare-Medicaid Plan) covers laboratory testing services for our members. Laboratory service providers can access the following tools to help them provide efficient and quality care.


Providers can view HAP CareSource MI Health Link’s laboratory policies and guidelines at Avalon Healthcare Solution’s web page. Laboratory services reported on claims will be reviewed for adherence and consistency with HAP CareSource MI Health Link’s laboratory policies and guidelines, as well as industry standardized rules. The review will include evaluation of services for being experimental and/or investigative, as well as clinical appropriateness based upon patient demographic information.

Updates & Announcements

Our goal is to keep you informed with timely information about our plan and services. As changes occur and as needs arise, we issue network notifications providers via the HAP CareSource MI Health Link Updates & Announcements webpage.

Please check these pages often to learn about updates and changes that impact your practice.

Contact Us

If you have questions, please contact HAP CareSource MI Health Link’s Provider Services at 1-833-230-2159. Our hours of operation are Monday through Friday, 8 a.m. to 6 p.m. Eastern Time.