# Ciitizen

> Patient-consented medical records platform for cancer and chronic care.

## Why it is interesting

Ciitizen used HIPAA access rights to aggregate records for trials and research — a16z Bio led seed and Series A before Invitae's $325M acquisition.

## Profile

- **Stage:** acquired
- **Status:** acquired
- **Industries:** healthcare, enterprise-software
- **Coverage:** full
- **Last updated:** 2026-07-24

## Key facts

- Acquired by Invitae (Sep 2021): ~$325M cash and stock (PR Newswire, MedCity News)
- Series A (Jan 2019): $17M led by a16z Bio; Section 32, Verily participated (TechCrunch)
- Source: https://www.prnewswire.com/news-releases/invitae-to-acquire-ciitizen-to-strengthen-its-patient-consented-health-data-platform-to-improve-personal-outcomes-and-global-research-301369974.html

## Investors in our directory

- https://venturecapitaltracker.com/fund/andreessen-horowitz

## Related articles

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

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Source: https://venturecapitaltracker.com/startup/ciitizen