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Thursday, October 15, 2026Bay Area Market: Coverage updated daily

MyChart and a major hospital said I could opt out of sharing my health data. But they didn’t make it easy

My journey included a notary, a hospital that won’t honor its own policies and employees that gave me wrong information.

East Bay residential neighborhood, California
Curated News BriefBased on original reporting by CalMatters Housing (October 15, 2026). The summary below is the Journal’s; the local analysis is original commentary by Omar Murillo.

I came across a really important piece from CalMatters Housing about how hospitals and clinics are handling patient data sharing, and it got me thinking about privacy concerns that affect all of us in the Bay Area. According to CalMatiers Housing reporting on this investigation, the author spent hundreds of hours over the past year signing up as a patient at clinics and hospitals across seven states to understand how opt-out processes actually work in practice. What they found was pretty eye-opening: even though patients have legal rights to refuse data sharing, many healthcare systems make the opt-out process so confusing and burdensome that it becomes essentially impossible for most people.

The investigation centers on how hospitals use platforms like MyChart, which is Epic Systems software managing over 305 million patient charts nationwide. When you register at a hospital using MyChart, you typically get dense consent forms telling you that your data will be shared through something called Care Everywhere, which allows clinicians across the country to access your records. While hospitals claim you can opt out, the author discovered that hospitals often don't provide clear contact information for opting out, their customer service doesn't respond, or staff members directly contradict their own written policies about whether opting out is even allowed.

There are legitimate reasons why people want to restrict data sharing. According to the reporting, someone seeking abortion care across state lines might not want those records searchable in their home state where such treatment is criminalized. The author also notes that researchers have found that nearly ten percent of patient health data breaches come from healthcare employees who forward personal information to their own accounts, which understandably makes people distrust the system.

The story also touches on the genuine benefits of data sharing, including the ability for emergency room doctors to quickly access a patient's allergy information or medical history, which can be lifesaving. However, the real issue is that these benefits shouldn't require patients to give up their privacy choices. Individual hospitals can restrict which doctors see patient files or limit searches to certain geographic areas, but these protections aren't consistently applied or offered.

What I'm seeing locally in the Bay Area and East Bay is that healthcare systems need to do better about making privacy choices actually accessible rather than theoretically available. As someone in real estate who deals with personal information constantly, I understand how important it is for people to feel they have real control over their data. These same concerns apply whether we're talking about health records or anything else. Our region prides itself on innovation and protecting privacy, so I'd hope our local hospitals would lead by example and make opting out from data sharing as easy and transparent as they're legally required to make it.