Battle for Physicians' Daily Habit

Diving deeper into

OpenEvidence vs. ChatGPT for Clinicians

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OpenEvidence’s dominance over clinician attention started butting it up against the LinkedIn for physicians, Doximity.
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This was the moment OpenEvidence stopped being just a clinical search tool and started becoming a direct contender for the doctor’s main daily app. Doximity already owned a large share of physician attention through networking, telephony, and workflow utilities, and OpenEvidence moving from research into free note taking and calling meant the fight shifted from best answer engine to who sits in front of the doctor all day and monetizes that usage.1 2 3

  • Doximity’s advantage was not just audience size, it was habit. It had already become a lightweight operating layer for physicians, with doctors using it for identity, messaging, calling, and career networking. That made it the closest analog to LinkedIn for physicians, and the incumbent owner of non EHR attention.4 5
  • OpenEvidence attacked that position by adding free Visits in August 2025 and Dialer in December 2025. Those are not side features. They are high frequency workflows tied to every patient encounter, which let OpenEvidence turn a doctor who comes for one literature search into a repeat daily user it can monetize with pharma and device ads.2 3
  • The broader market then started converging around bundles. By 2026, Doximity was packaging search, note taking, and calling around its network, while OpenEvidence was packaging coding, prescribing, documentation, and communications around medical search. The product battle became less about one feature and more about who could bundle the most useful clinician tasks into one free surface.3 6 7

From here, clinician software keeps collapsing into a small number of bundled assistants. The likely winners are the products that already have daily habit and can keep adding adjacent workflows for free, which points to a tighter head to head race between OpenEvidence and Doximity over physician attention, ad inventory, and enterprise footholds inside health systems.1 3 6