# Backbone Systems

> Clinical AI layer automating healthcare payments, prior auth, and claim correctness for payers and providers.

## Why it is interesting

Backbone targets the $350B+ U.S. admin waste in prior auth, denials, and appeals — using clinical AI to certify claims before submission rather than firefighting denials after the fact.

## Profile

- **Stage:** series-a
- **Status:** private
- **Industries:** healthtech, ai-ml
- **Coverage:** full
- **Last updated:** 2026-07-24

## Key facts

- a16z portfolio status: Active
- Backed by a16z and Lightspeed per company careers page (Hanabi also named; not in VCT directory)
- Co-investors: Lightspeed added from public sources reviewed 2026-07-24

## Investors in our directory

- https://venturecapitaltracker.com/fund/andreessen-horowitz
- https://venturecapitaltracker.com/fund/lightspeed-venture-partners-nyc

## Related articles

- https://venturecapitaltracker.com/2026-a16z-hot-portfolio-companies

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Source: https://venturecapitaltracker.com/startup/backbone-systems