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PatientsLikeMe

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The world’s largest personalized health network that helps people find new options for treatments, connect with others & take action to improve their outcomes

Boston, United StatesFounded 2004Health Tech & Medtech
Valuation $500M–1B Latest valuation · 2021
Headcount <100 Current team size
Total funding $100–500M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for PatientsLikeMe and the history behind them.

About PatientsLikeMe

In 2004, three MIT engineers, brothers Jamie and Ben Heywood, along with their friend Jeff Cole, founded PatientsLikeMe. The inspiration for this venture was deeply personal. Stephen Heywood, Jamie and Ben's brother, had been diagnosed with ALS in 1998. This life-altering event motivated the trio to create a platform where patients could share their experiences and data to improve health outcomes.

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PatientsLikeMe launched its first community for ALS patients in 2006. The platform allowed users to track their health, connect with others, and contribute data to research. This innovative approach to patient care and data sharing quickly gained traction, attracting attention from both the medical community and investors.

In 2017, PatientsLikeMe experienced a significant milestone when it was acquired by iCarbonX, a Chinese health data company. This acquisition aimed to enhance the platform's capabilities by integrating advanced data analysis and artificial intelligence, further empowering patients to manage their health.

Despite challenges, including regulatory scrutiny over data privacy, PatientsLikeMe has remained committed to its mission. The company continues to evolve, focusing on expanding its communities and refining its data-driven approach to healthcare. Today, PatientsLikeMe stands as a testament to the power of empathy-driven innovation, transforming personal adversity into a platform that benefits millions worldwide.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2004
Headquarters
Boston, United States
Employees
32
Open positions
None listed
Dealroom signal
64.8/100
Industry
Health
Sub-industry
Health Platform
Sector
Health Tech & Medtech, Core AI, Pay Per Result, Tech for Biotech and Pharma, Hard Tech, AI Applications
Technology
Artificial Intelligence, Machine Learning
Client focus
b2b, b2c
Investment activity
1 company, latest Feb 2022
Capital deployed
$11M
Preferred round
SERIES A

Latest news

Press, funding announcements and product moves mentioning PatientsLikeMe.

See all news

Funding history

6 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
LATE VCOther financing Feb 2021 $26M $500M Symphony Ventures · Alta Partners · WR Hambrecht · Optum Ventures
SERIES DOther financing Jan 2017 $100M $400M Invus
Showing the latest 2 of 6 recorded eventsBook a demo for the full funding history →

Growth signals

PatientsLikeMe website traffic

Latest recorded traffic for PatientsLikeMe is 200K monthly website visits, up 42.9% over the last three months. PatientsLikeMe's team declined 3% over the past year.

Latest monthly visits200K 3-month web change+42.9% 1-year team growth-3%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

10 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Series A3 investors entered at this stage

Series B and later7 investors entered at this stage

  • Alta Partners
  • WR Hambrecht
  • Optum Ventures
  • PBM Capital Group
  • Symphony Ventures
  • Hambrecht Ducera Growth Ventures
  • Jeff Leerink
Team profiled 52 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 5 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
2 countries with
team presence
🇺🇸 United States95.2%
🇨🇦 Canada4.8%
2 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about PatientsLikeMe on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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