MANAGED CARE March 1998. ©1998 Stezzi Communications
About one in five physician group practices has an ownership interest in an HMO or preferred-provider organization. Multispecialty practices are more likely than single-specialty groups to have any ownership stake at all.
SOURCE: MANAGED CARE DIGEST SERIES 1997, HOECHST MARION ROUSSEL, KANSAS CITY, MO., 1997