Hashim Rehman, listed as CTO & Co-Founder, is shown as having left the company in April 2026; the company remains active and very small.
SourceAutonomous intake and RCM for specialty clinics.
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
YC-backed healthcare software startup building an AI operating system for specialty clinics that automates patient intake, referral processing, eligibility verification, prior authorization, and denial management via its Atlas context layer.
Primary product
Automated patient intake and revenue cycle management (RCM) platform for specialty healthcare clinics
Founded
2024
Headquarters
San Francisco, California, United States
Team size
1-10 employees
Industry
Hospitals and Health Care
Sub-industry
Healthcare automation / RCM software for specialty clinics
Offices
0 jobs at Entropy
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Business model
Stage
Pre-Seed
Total raised
$500K
Latest round
Pre-Seed · Sep 2024
Latest amount
$500K
Sep 2024 · Y Combinator
Leadership
CEO & Co-Founder
Founders
Co-Founder; former CTO
Investors
Small, YC-backed team with a mission-driven healthcare focus; founders describe the problem as personal, and the product emphasizes human-in-the-loop workflows, fast deployment, and adapting to clinic-specific SOPs.
Pricing
SaaS subscription
Differentiators
Technology
Customers
Competitors
Hashim Rehman, listed as CTO & Co-Founder, is shown as having left the company in April 2026; the company remains active and very small.
SourceFondo · Feb 2026
Launch write-up highlighting Entropy's Atlas context layer, multi-clinic deployment, and automation across intake, insurance, and communication workflows.
Y Combinator · Jan 2026
YC launch page describing Entropy as an AI operating system for specialty healthcare, automating patient intake, eligibility, and claims across multiple clinic locations.
LinkedIn · Jan 2026
Founder post announcing the company, describing referral/intake automation and the Atlas context layer, and directing prospects to the company email.
LinkedIn · Aug 2024
Earlier launch announcement from Hashim Rehman describing Entropy's initial product focus and team background.