Lumeris

Lumeris

Value-based care management via PHSO platform

Overview

Lumeris provides value-based care managed services for health systems and physician groups, delivering technology, services, and risk management to move care from fee-for-service to value-based models. Its Population Health Services Organization (PHSO) combines an AI-powered platform called Tom with workflows and expert support to coordinate care, schedule screenings, and manage chronic diseases across patient populations. The company differentiates itself through risk-sharing partnerships with providers and payers, leveraging Essence Healthcare’s proven value-based model to pursue both quality and cost-efficiency. Its goal is to expand value-based care adoption by forming broader risk-based partnerships that improve patient outcomes while delivering predictable, efficient care delivery.

About Lumeris

Simplify's Rating
Why Lumeris is rated
C+
Rated C on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Data & Analytics

Enterprise Software

AI & Machine Learning

Healthcare

Company Size

1,001-5,000

Company Stage

Late Stage VC

Total Funding

$507M

Headquarters

Maryland Heights, Missouri

Founded

2001

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Simplify's Take

What believers are saying

  • July 2026 STCC partnership strengthens Tom with evidence-based triage content.
  • April 2026 native audio and March 2026 Ask Tom expand patient and leader adoption.
  • January 2026 HMH expansion to Traditional Medicare added MSSP scale after $40 million savings.

What critics are saying

  • The Rasmussen whistleblower case over Medicare risk scoring remains a live reputational and legal threat.
  • Revelio Labs showed headcount fell to 1,327 by March 2026, signaling cost pressure.
  • Essence Group wound up Lumeris India in 2026, exposing execution strain and offshore dependency.

What makes Lumeris unique

  • Tom embeds AI workflow and best-next-action orchestration into primary care operations.
  • Lumeris pairs software with managed services, actuarial risk, and population-health execution.
  • Hackensack Meridian partnership shows repeatable value-based care operations across Medicare Advantage and MSSP.

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Funding

Total Funding

$507M

Above

Industry Average

Funded Over

5 Rounds

Notable Investors:
Late VC funding comparison data is currently unavailable. We're working to provide this information soon!
Late VC Funding Comparison
Coming Soon

Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

Health Savings Account/Flexible Spending Account

Unlimited Paid Time Off

Flexible Work Hours

Paid Vacation

Paid Sick Leave

Paid Holidays

Sabbatical Leave

Hybrid Work Options

401(k) Company Match

Employee Assistance Program

Employee Resource Groups

Employee Discount Program

Learning and Development Opportunities

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

0%
PR Newswire
Jul 21st, 2026
Lumeris partners with Schmitt-Thompson to strengthen Tom™ AI platform with evidence-based telehealth triage guidance

Lumeris has partnered with Schmitt-Thompson Clinical Content (STCC) to integrate evidence-based clinical triage content into Tom, its AI-powered Primary Care as a Service platform. The collaboration aims to strengthen Tom's symptom-checking capability by combining conversational patient engagement with STCC's clinical guidance. The enhanced feature helps patients with chronic conditions navigate symptoms between appointments whilst supporting care teams in identifying those requiring additional attention. Following interactions, Tom generates structured summaries with prioritisation guidance to assist clinical workflows. STCC provides telehealth triage guidelines to over 400 health systems and 10,000 physician practices across North America. Lumeris, founded in 2010 and headquartered in St. Louis and Cambridge, Massachusetts, employs more than 1,200 staff.

PR Newswire
Jun 16th, 2026
Lumeris launches Tom AI symptom checker to support high-risk patients between primary care visits

Lumeris has launched a symptom-checking capability within Tom, its AI-powered Primary Care as a Service platform, to support high-risk patients between primary care appointments. The feature enables patients with chronic conditions to report symptoms and ask health-related questions through conversational interactions. Powered by Google's CX Agent Studio and Gemini, the capability generates structured summaries with prioritisation guidance to help care teams assess patient needs and determine appropriate interventions. The system aims to prevent delayed care or unnecessary visits to higher-acuity settings. The feature is currently being used by a Medicare Advantage plan serving high-risk members, with broader availability planned later this year. It complements recent Tom platform additions including conversational analytics and real-time voice interactions. Founded in 2010, St. Louis-based Lumeris employs over 1,200 healthcare specialists.

PR Newswire
Apr 22nd, 2026
Lumeris launches native audio for Tom AI platform to address US primary care shortage

Lumeris has introduced native audio capabilities for Tom, its AI-powered Primary Care as a Service platform, enabling real-time speech-to-speech interactions with patients. Built using Gemini's native audio technology, the functionality aims to create more natural patient conversations with reduced latency and improved accuracy. The upgrade addresses America's primary care shortage, where nearly 100 million adults lack access and a shortage of 90,000 physicians is projected within the decade. Native audio allows patients to engage through voice with improved turn-taking, noise handling, and planned multilingual support. The technology is integrated across Tom's communication channels, including phone and mobile applications, supporting continuous AI-enabled primary care whilst keeping care teams in control. Lumeris, founded in 2010, employs over 1,200 staff across engineering, clinical and healthcare specialties.

PR Newswire
Mar 18th, 2026
Lumeris launches Ask Tom, giving health leaders conversational AI access to enterprise data

Lumeris has launched Ask Tom, an AI-powered analytics capability that gives health system leaders conversational access to enterprise data through its Tom Primary Care as a Service platform. The tool allows users to query complex healthcare data in plain English and receive instant answers, visualisations and recommendations. Ask Tom aggregates data from clinical, claims, pharmacy and social determinants sources to create a comprehensive view of patients and populations. The platform features agentic capabilities that continuously monitor enterprise data, detect anomalies and surface improvement opportunities. The launch addresses mounting pressure in US primary care, where nearly 100 million adults lack access and a shortage of 90,000 physicians is projected over the next decade. Ask Tom is currently available in limited preview, with broader availability planned for 2026.

PR Newswire
Jan 27th, 2026
Hackensack Meridian Health and Lumeris expand value-based care partnership to Traditional Medicare after saving $40M

Lumeris and Hackensack Meridian Health have expanded their value-based care partnership to include Traditional Medicare through the Medicare Shared Savings Program ACO. The collaboration builds on their existing work with commercial and Medicare Advantage patients across HMH's Clinically Integrated Network. The HMH ACO comprises over 700 doctors serving approximately 46,200 patients. In 2024, the organisation achieved $40 million in healthcare savings with an 87.27% quality score from CMS, earning over $18 million in shared savings. Previous HMH ACO groups saved more than $247 million between 2012 and 2021. Lumeris will support the programme with its AI-powered Tom platform, enabling performance tracking and workflow management. The expansion aims to improve care coordination whilst reducing avoidable utilisation and administrative burden for Medicare beneficiaries across New Jersey.

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