About Lumeris
Lumeris is a physician-founded healthcare technology company that transforms primary care delivery through its AI-powered Primary Care as a Service platform, Tom™. For over 15 years, Lumeris has partnered with health systems, provider groups, and payers to deliver high-value patient care at scale. The company was founded at the point of care by physicians who understood the challenges of modern primary care delivery, including Dr. Tom Doerr (1957-2019). Today, Lumeris combines physician-led insight with advanced agentic AI to make primary care more connected, proactive, and sustainable. Tom™ serves as an AI care team member that automates routine clinical tasks, provides Best Next Action intelligence, and coordinates care across fragmented healthcare journeys. The platform continuously monitors patient data, identifies care gaps, manages chronic conditions, and engages patients between visits through conversational AI. Lumeris serves 1.4M+ lives across commercial, Medicare, Medicaid, and value-based arrangements, processing $90B in claims data. The company operates Tomorrow Labs in Cambridge, Massachusetts, where teams combine advanced AI and human-centered design to address America's primary care shortage. Lumeris partners side-by-side with health systems and physician groups to reduce clinician burnout, improve care quality, drive financial value in value-based care models, and deliver equitable, team-based primary care at scale.
Mission & Story
Founding Story
Founded at the point of care—not a boardroom—by physicians including Dr. Tom Doerr (1957-2019). The company originated from a Midwestern exam room, built by physicians who understood primary care challenges firsthand and sought to create technology that works with physicians, not around them.
Clinical Focus
Medical conditions and clinical areas addressed by Lumeris.
Who It Serves
Milestones & Awards
Recent Milestones
Tom™ Symptom-Checking Capability launched June 2026 to support high-risk patients between primary care visits. Instacart joined Collaborative for Healthy Rural America (CHRA) in May 2026. Company featured in major media coverage including 'Inside Tom: Lumeris is quietly building primary care's operating system' in May 2026.
Awards & Recognition
30+ recent media mentions across major outlets
Key Partnerships
Social & Media
Latest Updates
eBook: A Health System’s Guide to Evaluating AI Solutions
The Medical Innovation Podcast: Reimagining Primary Care with Agentic AI (Lumeris)
Infrastructure Priorities for Agentic AI Success for Healthcare IT Leaders
Human-AI Collaboration: Designing Symbiotic Healthcare Ecosystems
The 10 Core Challenges States Must Solve to Realize Rural Health Transformation and Deliver Measurable, Sustainable Impact at Speed
Company Details
- Headquarters
- Cambridge, MA, USA
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