Matthew Gallagher’s Medvi: How AI Built a $1.8B Telehealth Startup

Mirror Review

April 03, 2026

Matthew Gallagher, a 41-year-old entrepreneur from Los Angeles, built his telehealth startup, Medvi, into a $1.8 billion company in just 14 months using artificial intelligence and only one full-time employee.

Starting with $20,000 and more than a dozen AI tools, Gallagher managed to generate $401 million in sales during the company’s first full year in 2025.

Mirror Review explores how Matthew Gallagher’s Medvi serves as a real-world proof of concept for the “one-person billion-dollar company” predicted by tech leaders.

Who Is Matthew Gallagher? Education And Experience

The Birth Of Medvi: A Telehealth Startup

Gallagher launched Medvi in September 2024 to provide personalized, at-home healthcare and longevity services, specifically focusing on GLP-1 weight-loss drugs.

Instead of hiring a traditional team of engineers and marketers, he used AI to handle nearly every operational task.

• Initial Investment: $20,000.
• Time to Launch: Two months.
• First Month Growth: 300 customers.
• Current Reach: Over 500,000 patients.

Gallagher’s brother, Elliot, later joined as the only other employee. Together, they oversee a complex web of AI agents that write software code, produce website copy, generate ad videos, and manage customer service.

Operating As Medvi’s Founder

While Gallagher is the primary driver, his “digital co-founders” are the AI systems that allow the company to scale without massive payroll costs.

In a traditional setup, up to 70% of capital is spent on salaries. But Gallagher replaced these roles with AI tools that cost a few hundred dollars per month.

Sam Altman, CEO of OpenAI, once said, “A one-person business worth $1 billion would have been unimaginable without A.I., and now it will happen.”

Altman, who previously bet that such a company would emerge, recently expressed interest in meeting Gallagher, noting that the entrepreneur seems to have proven his prediction true.

The Architecture Of Hyper-Efficiency

The success of Medvi relies on “thin” architecture. Gallagher rents the most expensive parts of a healthcare business through infrastructure partners.

Key Business Partners Of Telehealth Startup Medvi

By outsourcing the regulated medical infrastructure, Matthew Gallagher can focus entirely on customer acquisition and brand growth. This efficiency allowed Medvi to achieve a 16.2% net profit margin in 2025, significantly higher than established competitors like Hims & Hers.

Milestones That Define Matthew Gallagher Medvi

In a viral LinkedIn post, Gallagher highlighted the following milestones that define the company’s trajectory:

• Unprecedented Growth: He described Medvi as the “fastest growing company in history,” moving from $0 to $100 million ARR in six months.

• Bootstrapped Success: Despite the $1.8 billion valuation, the company was built without outside venture capital, using only one employee, a few contractors, and “a hell of a lot of AI tokens”.

• Mission-Driven Pivot: Gallagher announced the launch of The Gallagher Foundation, intended to fund entrepreneurs who use their talents for non-profits and the “greater good”.

• Service Scale: He emphasized that while Medvi is not strictly an “AI company,” it uses AI-first fundamentals to provide healthcare and longevity services to over 500,000 patients.

Matthew Gallagher’s approach challenges the traditional startup model of massive hiring, proving that technical fluency and AI can replace entire departments.

Risks And The Human Cost

This new artificial intelligence news isn’t without its challenges.

Telehealth startup Medvi has faced technical “hallucinations,” where chatbots fabricated drug prices or claimed to sell products that did not exist.

There is also a significant psychological toll.

Matthew Gallagher and his brother have noted that running a massive company with only a screen for the company can be lonely.

Furthermore, the company faces “moat” problems, as it owns no proprietary technology or exclusive supplier relationships, making it vulnerable to better-funded competitors.

End Note

The rise of Matthew Gallagher Medvi proves a new trend in the startup ecosystem.

By leveraging AI to act as a force multiplier, a two-person team has successfully challenged industry giants and reached a $1.8 billion valuation.

While regulatory shifts and competition remain a threat, Medvi stands as a historic example of how technical fluency and AI can redefine what is possible in modern business.

Maria Isabel Rodrigues