
Tennr
Tennr is the AI healthcare operations platform automating referrals, intake, and prior auth. a16z + Tribe Series B; one of the fastest-growing vertical AI

Overview
Tennr: AI Healthcare Operations Automation
Tennr is Vertical AI platform automating healthcare operations: referrals, intake, prior authorization. Tennr targets the dirtiest, least-glamorous, highest-leverage corner of US healthcare administration: the fax-and-PDF workflow that drives specialty referrals. Most healthcare-AI bets focus on clinical use cases (scribes, diagnostics). Tennr focuses on the back office, where the savings are larger and the technology gap is wider. a16z's enthusiasm reflects that thesis.
Key Features
- Vertical AI platform automating healthcare operations: referrals, intake, prior authorization
- Founded in 2021 by Trey Holterman, Tyler Johnson, and Diego Baugh
- Series B led by Andreessen Horowitz with Tribe and Lightspeed participation
- Specialty clinics and ambulatory provider groups are the core customer base
- Reads faxed, emailed, and mailed referrals and routes them to the right specialty team
- Reduces 2-3 day referral processing windows to minutes
- One of the fastest-growing vertical AI startups; ~$50M+ raised across rounds
Ideal Use Case
Specialty clinics, ambulatory care groups, and physician practices drowning in faxed referrals, prior auth requests, and intake paperwork — the back-office workflows that account for 30% of US healthcare administrative spend and have not been touched by SaaS in twenty years.
Why Use Tennr
Tennr targets the dirtiest, least-glamorous, highest-leverage corner of US healthcare administration: the fax-and-PDF workflow that drives specialty referrals. Most healthcare-AI bets focus on clinical use cases (scribes, diagnostics). Tennr focuses on the back office, where the savings are larger and the technology gap is wider. a16z's enthusiasm reflects that thesis.
FAQ
Q: Who founded Tennr? A: Trey Holterman, Tyler Johnson, and Diego Baugh co-founded Tennr in 2021.
Q: Who invested in Tennr? A: Andreessen Horowitz led the Series B with participation from Tribe and Lightspeed. Total disclosed funding is approximately $50M+.
Q: What does Tennr do? A: Tennr automates healthcare operations including referral processing, patient intake, and prior authorization — reducing multi-day workflows to minutes.
Q: Who uses Tennr? A: Specialty clinics, ambulatory care groups, and physician practices that handle high volumes of faxed referrals and prior auth requests.
Q: Tennr vs Notable Health? A: Notable focuses on patient-facing intake and scheduling. Tennr focuses on back-office workflow automation — referrals, intake processing, and prior auth — that follows after the patient is in the funnel.
tl;dr
Tennr is the AI healthcare ops platform automating referrals, intake, and prior authorization for specialty clinics. a16z + Tribe + Lightspeed Series B; ~$50M+ raised. Targets the fax-and-PDF back-office that drives specialty referrals — the largest untapped category in healthcare admin.
Related
Looking for more options? Browse the Healthcare directory or read our best AI healthcare tools listicle. Tennr is also tracked on Crunchbase.
Why Use Tennr

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