You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
Pharmaceutical_industry

Context:
In the US, starting in 2013, under the Physician Financial Transparency Reports (part of the Sunshine Act), the Centers for Medicare & Medicaid Services has to collect information from applicable manufacturers and group purchasing organizations in order to report information about their financial relationships with physicians and hospitals. Data are made public in the Centers for Medicare & Medicaid Services website. The expectation is that relationship between doctors and Pharmaceutical industry will become fully transparent.

Question:
In what year were Medicaid and Medicare required to disclose information about their relationships with doctors and hospitals?

2013