How I Doctor with Dr. Graham Walker

How Medical Misinformation Took Over — and What Doctors Can Do to Take It Back w/ Dr. Geeta Nayyar

Mar 19, 2026
Dr. Geeta Nayyar, rheumatologist and former CMO at Salesforce and AT&T, blends clinical care with health tech to tackle medical misinformation. She traces how access gaps and social algorithms handed the mic to confident but wrong voices. Short, actionable talk on why health systems should own the narrative, how clinicians can use social media responsibly, and the double-edged role of AI.
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ANECDOTE

How Assembling Records Revealed A Missed Diagnosis

  • Dr. Geeta Nayyar saved her mother's life by assembling a decade of scattered records and insisting on a new workup.
  • She laid records on the floor in chronological order, convinced her chairman Dr. Katz to reevaluate, and corrected a long-standing misdiagnosis.
INSIGHT

Misinformation Grew Because Medicine Left A Vacuum

  • Misinformation was once background noise but has become mainstream because medicine left a public-communication vacuum.
  • Hospitals discouraged clinicians from public messaging, so influencers filled the gap and now shape patient beliefs.
ADVICE

Give Clinicians Branded Platforms On Social Media

  • Hospitals should build branded channels and give clinicians a platform to reach patients where they are.
  • Kaiser launched a TikTok channel with vetted doctors after clearing legal and compliance hurdles to reclaim patient trust.
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