About Us

Subtle Medical is a healthcare technology company working to improve medical imaging efficiency and patient experience with innovative deep learning solutions. Our team is made up of renowned imaging scientists, radiologists, and AI experts from Stanford, MIT, MD Anderson, and more.


Subtle Medical is developing and commercializing a suite of software solutions to improve medical imaging by focusing on the acquisition phase of the workflow.   Our AI algorithms are built upon proprietary convolutional neural network models and obtained by training on robust paired datasets covering a wide range of clinical indications, patient cohorts, vendors and scanner models.


Subtle Medical’s (AI)-powered technologies allow hospitals and imaging centers to enhance images from noisy faster scans leading to improved patient experience during imaging procedures while boosting exam throughput and provider profitability. Our focus on image acquisition and workflow differentiates Subtle Medical from other AI companies that are working on computer-aided diagnosis products.

Our Founders

Enhao Gong

Enhao Gong is the Founder and CEO of Subtle Medical. He is a serial entrepreneur with a PhD in Electrical Engineering from Stanford University. His passion and research focuses on applying AI and deep learning to improve the reconstruction, analysis and quantification of medical imaging. His work has won several awards and has been featured in numerous academic journals and clinical conferences.

Greg Zaharchuk

Greg Zaharchuk, MD/PhD, is the Co-founder of Subtle Medical and a Professor of Radiology and practicing Neuroradiologist at Stanford University. He is an expert in advanced imaging methods, particularly applied to patients with neurological disease. Greg has received numerous awards and honors for his research and sits on several boards and advisory committees.

Our team is made up of deep learning and healthcare industry experts from:

Our Advisors

Dr. Michael Brant-Zawadzki, MD, FACR

Executive Medical Director, Hoag Memorial Hospital

Dr. Paul Chang, MD

Prof. of Radiology, Vice Chair, Radiology Informatics, University of Chicago

Dr. Jessica Leung, MD

Section Chief, Women's Imaging, Dept. of Radiology, MD Anderson Cancer Center

Dr. Satoshi Minoshima

MD, PhD: Chair, Department of Radiology & Imaging Sciences, University of Utah Hospital

Dr. John M. Pauly, PhD

Prof. of Engineering, Stanford University, Co-Director, MR Systems Research Laboratory

Dr. Bruce Rosen, MD, PhD

Director, Biomedical Imaging, Massachusetts General Hospital

Dr. Lawrence Tanenbaum

MD, FACR: Associate Prof. of Radiology and Director of MRI, CT and Outpatient / Advanced Imaging Development, Mount Sinai School of Medicine, NY

Dr. Max Wintermark, MD, MA, MBA

Prof. of Radiology, Chief of Neuroradiology Stanford School of Medicine

Our Investors