HCP, Inc. is a self-administered real estate investment trust. The Company invests in real estate serving the healthcare industry in the United States. The Company's segments include senior housing triple-net (SH NNN), senior housing operating portfolio (SHOP), life science and medical office. Its senior housing facilities include independent living facilities, assisted living facilities, memory care facilities, care homes, and continuing care retirement communities. Its Life science properties contain laboratory and office space for biotechnology, medical device and pharmaceutical companies, scientific research institutions, government agencies and other organizations. Its Medical office buildings contain physicians' offices and examination rooms, and may include pharmacies, hospital ancillary service space and outpatient services. As of December 31, 2016, it had interests in and managed 15 hospitals, 61 care homes in the United Kingdom and five post-acute/skilled nursing facilities.