MedGemma 1.5 Technical Report

Andrew Sellergren's public pages identify him as a software engineer at Google, and his Google Research profile shows publications in health AI, pathology, and medical imaging.

Works on information extraction, tabular data, and NLP for healthcare, and previously completed an MS in Robotics at Carnegie Mellon University.

Google Research posts in January and March 2026 identify Fereshteh Mahvar as a software engineer working on MedGemma and related health AI releases.

Public sources tie Fayaz Jamil to Google medical AI technical reports spanning multimodal clinical models and health foundation-model infrastructure.

A Google Research blog post identifies Madeleine Traverse as a software engineer and coauthor of CT Foundation work in medical imaging; she is also listed on the MedGemma technical reports.

Bashir Sadjad's public site says he is a software engineer at Google focused on healthcare data infrastructure; his public resume also lists long-running Google work including Cloud Healthcare efforts.

UCLA's official profile says Charles Tseng-Chun Lau is an HS Clinical Professor of Radiological Sciences, a cardiothoracic radiologist at the VA Greater Los Angeles Healthcare System, and has worked on assignment at Google since 2019 in artificial intelligence.

Kenneth Philbrick is publicly described as leading ML externalization for Google Research's Health AI Developer Foundations digital pathology program and appears on related Google Research publications.

Richa Tiwari is a program manager in the Health AI team under Google Research, where she leads research implementation and deployment of AI solutions in healthcare in the APAC region. She has a Ph.D. in Molecular Biology from the University of Texas at Austin and a B.S. in Biology from Brandeis University.

Yun Liu is a senior staff research scientist at Google Research whose official profile describes work on machine learning across pathology, ophthalmology, radiology, dermatology, and other medical applications.

Public workshop materials list Madhuram Jajoo as a Software Engineer on Open Health Stack and Health AI at Google, and as a coauthor of the MedGemma 1.5 technical report.

Public sources identify Swapnil Vispute as a coauthor on the MedGemma 1.5 Technical Report and on public-health research studying mobility and COVID-19 case growth in the United States.

Harshad Purandare is publicly listed on the MedGemma 1.5 technical report and on a Google Health workshop program as Product Manager, Health AI India. No official personal profile page was found, so the summary is kept narrow.

Google's public research directory lists Tao Tu with publications in health and bioscience, machine intelligence, and natural language processing, including MedGemma-related work.

Anil Palepu is a research scientist at Google Research working on LLM-based systems for medical and biomedical applications, including the AMIE project. Public sources also show a 2025 PhD from Harvard-MIT Health Sciences and Technology and earlier biomedical engineering degrees from Johns Hopkins.

Chunjong "CJ" Park says he works at the intersection of multimodal LLMs and health at Google DeepMind, after a Ph.D. in computer science and engineering from the University of Washington.

Researches multimodal foundation models and evaluation for healthcare, working with James Zou after prior research engineering work in Nigam Shah's lab.

Yong Cheng has an official Google Research people page with publications in machine intelligence, machine translation, and natural language processing, and is a coauthor of the MedGemma 1.5 technical report.

Google public sources identify Preeti Singh on Google Research, with research areas in health and machine intelligence, and list her as Senior Technical Program Manager, Google Research on a 2024 Google blog post. The MedGemma 1.5 Technical Report lists her as a coauthor.

Public sources list Kat Black as "Labs Strategy & Operations, Senior PgM" on a Google I/O speaker page and as a coauthor on the MedGemma 1.5 Technical Report.

Yossi Matias leads Google Research and is publicly associated with work spanning foundational ML, health AI, generative AI, and large-scale data systems.

Katherine Chou focuses on technologies that improve health outcomes and remove friction in care delivery. Public speaker materials describe product leadership experience across Google X, Verily, and Google Research.

Google's public materials identify Avinatan Hassidim as VP Research at Google Research. His Google Research profile covers algorithms, economics and electronic commerce, and machine intelligence.

Public Google sources identify Kavi Goel on Google's structured-data and AdWords product work, and the MedGemma 1.5 technical report credits Kavi Goel as an author.

Canonical link

Andrew Sellergren

Chufan Gao

Fereshteh Mahvar

Fayaz Jamil

Madeleine Traverse

Bashir Sadjad

Charles Lau

Kenneth Philbrick

Richa Tiwari

Yun Liu

Madhuram Jajoo

Swapnil Vispute

Harshad Purandare

Tao Tu

Anil Palepu

Chunjong Park

Rahul Thapa

Yong Cheng

Preeti Singh

Kat Black

Yossi Matias

Katherine Chou

Avinatan Hassidim

Kavi Goel