I cannot create a summary of the requested article because the article titled "Plasma Donor Deaths Probed; Doc AI Use Doubles; Aetna Medicare Fraud Lawsuit Settled" from MedPage Today is not found in the search results provided. The search results contain only a partial excerpt of this article (title and short introduction), but not all the content needed to create a factual summary. Without the full text of the article, I cannot verify the individual claims and provide an accurate summary in accordance with your requirements for verified facts and concrete data. I would need access to the full text of the article to create a summary.