After knee surgery, David Larson, 66, of Huntington Beach, Calif., experienced pain in a calf muscle. His answer to an automated email from the doctor led to the diagnosis and treatment of a potentially dangerous blood clot. Heidi de Marco/Kaiser Health News hide caption

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Errors in diagnosis, such as inaccuracies or delays in making the information available, account for an estimated 10 percent of patient deaths, a blue-ribbon report says. iStockphoto hide caption

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Nursing attendant Tracie Bell helps manage patients at the ophthalmology clinic at Los Angeles County Harbor-UCLA Medical Center. The clinic created a color-coded system to reduce wait times for patients. Anna Gorman/Kaiser Health News hide caption

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PCORI Executive Director Joe Selby says grants to medical societies are needed to get through to busy professionals who "may not answer our phone calls." Stephen Elliot/Courtesy of PCORI hide caption

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Coordinating care for high-risk patients was expected to save money and improve quality of care. A Medicare experiment didn't pan out. Roy Scott/Getty Images/Ikon Images hide caption

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Patient perceptions have been tough to change at Rowan Regional Medical Center in Salisbury, N.C. Joanna Serah/Wikimedia hide caption

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With Medicare Pay On The Line, Hospitals Push Harder To Please Patients

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What's A Patient To Do When Hospital Ratings Disagree?

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Shopping for an MRI scan? Guroo.org, won't yet show you what your local hospital or radiologist charges, but it will reveal the average cost of the test in your area. iStockphoto hide caption

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Happy patients can be a windfall for the hospitals that care for them. Laughing Stock/Corbis hide caption

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Satisfied Patients Now Make Hospitals Richer, But Is That Fair?

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Cleveland Clinic pharmacist Katie Greenlee talks with Morgan Clay about how he should take his prescriptions when he leaves the hospital. Sarah Jane Tribble/WCPN/Ideastream hide caption

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In 49 U.S. states, spotting the squished disc in this spinal MRI is still much easier than learning the price of the MRI in advance. AWelshLad/iStockphoto hide caption

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How Much Is That MRI, Really? Massachusetts Shines A Light

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"We can't continue to have unsafe medical care be a regular part of the way we do business in health care," said Harvard School of Public Health's Dr. Ashish Jha at a Senate hearing Thursday. AP hide caption

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