Christopher A. Longhurst, MD

Excited for the possibilities! ⤵️ sandiegouniontribune.com/2025/07/23/pal…

One does not simply become a master of karate. First, you must accidentally walk into a spider web.

Perspective by Marlene Millen, MD, Ming Tai-Seale, PhD, and Christopher A. Longhurst, MD (@CALonghurst): A Call for Disclosure When Using AI for Patient Communications nejm.ai/3GKwGeU #AIinMedicine

🔥 𝐏𝐚𝐭𝐢𝐞𝐧𝐭 𝐂𝐚𝐫𝐞 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲 𝐃𝐢𝐬𝐫𝐮𝐩𝐭𝐢𝐨𝐧𝐬 𝐃𝐮𝐫𝐢𝐧𝐠 𝐀 𝐍𝐚𝐭𝐢𝐨𝐧𝐚𝐥 𝐈𝐓 𝐎𝐮𝐭𝐚𝐠𝐞 🔥 On the one-year anniversary of the Crowdstrike outage, a new @JAMANetworkOpen study finds 750+ hospital networks in the US were likely disrupted (🧵 1/4)

𝐀𝐈 𝐢𝐬 𝐡𝐞𝐥𝐩𝐢𝐧𝐠 𝐩𝐚𝐭𝐢𝐞𝐧𝐭𝐬 𝐟𝐢𝐠𝐡𝐭 𝐢𝐧𝐬𝐮𝐫𝐚𝐧𝐜𝐞 𝐜𝐨𝐦𝐩𝐚𝐧𝐲 𝐝𝐞𝐧𝐢𝐚𝐥𝐬 Insurers participating in the Affordable Care Act denied 19% of in-network claims in 2023. AI empowers patients to fight back ⤵️ nbcnews.com/news/us-news/a…

Summer sunsets in San Diego! Stay inspired! 🌅

Our JCHI & @UCSDHealth team rocked the @HCInnovationGrp today! They shared our deep work in transforming care delivery, advancing clinical info systems, harnessing AI, and driving innovation across the health system. #HealthInnovation #UCSD More about our transformative work ⬇️…

@DrOz is right: America needs a national healthcare directory. In this op-ed, @paulmeyernyc , @CALonghurst , and @HeyEpic explain why. Read about it here: 👇 healthcareittoday.com/2025/06/11/dr-… #HealthData #healthIT

The challenge with these market maps is that they promote point solutions for every problem. Health systems need platform solutions to improve efficiency across the enterprise! 🏥

🧵1/Today, we published a key milestone towards AI based cardiac screening in Nature. doi.org/10.1038/s41586… EchoNext outperformed cardiologists and found thousands of high-risk patients missed in routine care. We also made a version available to the world.

Generalization does not go as expected and fine-tuning does not substitute for RAG. From @NEJM_AI a study by @ericwu93 @james_y_zou on fine-tuning frontier LLM's with medical data. More in the reply below

Internet search traffic for health information has dropped precipitously, the outlier vs drop in all other categories, as chatbots and genAI take hold economist.com/business/2025/…

JCHI’s @CALonghurst @UCSDHealth weighs in on HHS Sec. RFK Jr.’s call for nationwide wearable adoption — but says it must come with aligned incentives, strong data protections & clinician support. At JCHI, we’re scaling wearable pilots like P10000 to build that future. Read more…