Gamma Medica, Alpha Imaging and Major Health Partners Announce New Partnership to Provide First LumaGEM in Indiana and First MBI at MHP Medical Center as a Secondary Breast Cancer Screening Option for Women with Dense Breast Tissue Gamma Medica, Alpha Imaging and Major Health Partners Announce New Partnership to Provide First LumaGEM in Indiana and First MBI at MHP Medical Center as a Secondary Breast Cancer Screening Option for Women with Dense Breast Tissue Gamma Medica , a leader in molecular breast imaging technology announced today that through its collaboration with Ohio-based Alpha Imaging , Indiana-based Major Health Partners has purchased and installed Gamma Medica’s LumaGEM Molecular Breast Imaging system, the state’s first LumaGEM and the hospital’s first MBI.