Arbiter
The Care Orchestration Platform
New York, United States · Founded 2025 · $52.0M raised
- Headquarters
- New York, New York
- Employees
- 11–50
- Founded
- 2025
- Website
- arbiter.ai
- Total Funding
- $52.0M
- Last Round
- $52.0M SeedNov 2025
- Rounds
- 1
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 1 funding round and 3 investors for this company. The full record is or through the API.
About
Arbiter is building the AI system that connects healthcare. Its care orchestration platform unifies patients, providers, and payers on a single infrastructure using a Record-Action-Alignment model. The platform builds a longitudinal patient record integrating clinical, financial, and policy data, then uses AI to automate actions and keep stakeholders aligned. First application focuses on real-time site-of-care optimization — matching referrals to best-fit providers based on cost, quality, and availability while automating authorizations, outreach, and scheduling. Founded by Michelle Carnahan, former President of Thirty Madison, with a team from Cigna, UnitedHealth, Kaiser Permanente, One Medical, VillageMD, Meta, Apple, Google, and Amazon.
Summary
Arbiter is a Healthcare company based in New York, United States, founded in 2025. It has raised $52.0M in total across 1 round, most recently a $52.0M Seed round in Nov 2025. Investors include TriEdge Investments, MFO Ventures and WindRose Health Investors.
Tech & App Stack
3 technologies & apps tracked
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Funding History
Nov 2025
Investors
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