Where does Jeffrey Chang work?

Jeffrey Chang is Founder of Doblet and Co-founder at Rad AI.

What check size does Jeffrey Chang write?

Jeffrey Chang typically writes checks of $5K – $50K.

What companies did Jeffrey Chang found?

Jeffrey Chang founded Doblet, Rad AI.

Where did Jeffrey Chang go to school?

Jeffrey Chang studied at NYU Grossman School of Medicine (MD, Medicine); The University of Edinburgh (Graduate Studies, Artificial Intelligence); UCLA Anderson School of Management (MBA, Entrepreneurship).

Jeffrey Chang

Founder

Co-founder at Rad AI · Founder at Doblet

San Francisco, California

Writes $5K – $50K checks · typically $25K

FoundedDoblet · YC Rad AI

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About

Jeffrey Chang is co-founder and president of Rad AI, focusing on generative AI applications in healthcare workflows. He holds an MBA from UCLA Anderson and studied machine learning at the University of Edinburgh, and previously co-founded Doblet (YC S14). Chang completed medical school and radiological training at an unusually early age.

Co-founder at Rad AI

Intro paths

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In turn, Jeffrey can intro founders to Rad AI's investors below.

Rad AI's investors · 19

Alpha PartnersNew York · $3M – $10M checks Array Ventures Management LlcSan Francisco · $1.5M checks Artis VenturesSan Francisco · $50K – $25M checks City LightNew York · $1M – $6M checks Corewell Health VenturesGrand Rapids Crosscourt VenturesSan Francisco Esplanade VenturesToronto Fifty YearsSan Francisco · $250K – $2M checks GMO VenturePartnersTokyo Gradient VenturesSan Francisco · $100K – $10M checks Harmonix FundLa Quinta Hike VenturesSan Francisco · $1M – $5M checks Khosla VenturesMenlo Park · $100K – $20M checks KickstartSalt Lake City · $250K – $3M checks · since 2020 OCV PartnersLos Angeles PROOFArlington TRANSFORMATION CAPITALBoston · since 2025 World Innovation LabPalo Alto World Innovation Lab (WiL)Palo Alto · $5M – $30M checks

Co-founders at Rad AI

Doktor GursonFounder

Jeff ChangFounder

Founder at Doblet YC S14

Intro paths

Jeffrey went through Y Combinator (Summer 2014) — any YC alum in your network can reach them through the YC community.

→

In turn, Jeffrey can intro founders to Doblet's investors below.

Doblet's investors · 4

GMO VenturePartnersTokyo Uncork CapitalSan Francisco · $3M – $5M checks WefunderSan Francisco Y CombinatorSan Francisco · $500K checks · since 2014

Co-founders at Doblet

Doktor GursonFounder

Experience

Rad AICo-founder & Presidentcurrent2018 — presentSan Francisco Bay Area
Greensboro RadiologyER Radiologist2010 — 2022Greensboro, NC
DobletCo-founder & CTO2014 — 2017San Francisco, CA
Variety of startups (Seed - Series C)Investor and Advisor2013 — 2016
Manhattan Pacific PartnersAssociate - Private Equity2011 — 2012Manhattan Beach, CA
MK CapitalIntern - Venture Capital, Digital Media2011Santa Monica, CA
RadNet, Inc.Musculoskeletal Radiology Fellow2009 — 2010Los Angeles, CA
Hartford HospitalRadiology Resident2005 — 2009Hartford, CT
Baylor College of MedicineIntern - Preliminary Medicine2004 — 2005Houston, TX

Skills & more

Microsoft Excel4JavaScript8PACS2Ruby on Rails8Python1jQuery2HTML 53CSS33Medicine43Data Analysis4Healthcare24Project Management14

+12 more

EntrepreneurshipBusiness DevelopmentClinical ResearchHealthcare Information TechnologyCompetitive AnalysisBudgetsBusiness StrategyProgram ManagementMarketing StrategyProduct DevelopmentSocial Game DevelopmentBusiness Planning

Languages Chinese · English · Spanish

Deep Learning Specialization — Coursera

From Jeffrey's professional profile.

Frequently asked questions

Who is Jeffrey Chang?: Jeffrey Chang is co-founder and president of Rad AI, focusing on generative AI applications in healthcare workflows. He holds an MBA from UCLA Anderson and studied machine learning at the University of Edinburgh, and previously co-founded Doblet (YC S14). Chang completed medical school and radiological training at an unusually early age.
Where does Jeffrey Chang work?: Jeffrey Chang is Founder of Doblet and Co-founder at Rad AI.
What check size does Jeffrey Chang write?: Jeffrey Chang typically writes checks of $5K – $50K.
What companies did Jeffrey Chang found?: Jeffrey Chang founded Doblet, Rad AI.
Where did Jeffrey Chang go to school?: Jeffrey Chang studied at NYU Grossman School of Medicine (MD, Medicine); The University of Edinburgh (Graduate Studies, Artificial Intelligence); UCLA Anderson School of Management (MBA, Entrepreneurship).