Introducing Dignity Health Advanced Imaging (DHAI), the new branding of Mercy Imaging Centers. Along with the name change, DHAI announces a newly enhanced partnership agreement with Hill Physicians Medical Group (HPMG). As of January 1, 2021, DHAI is now the primary, preferred imaging provider for HPMG patients with Western Health Advantage (WHA) insurance. As such, all HPMG patients with Western Health Advantage will only be referred to DHAI or independent imaging locations.