Our Experts

Chris Dymek

Chris Dymek, Ed.D.

Chris Dymek leads the work of the Division of Digital Healthcare Research within the Agency for Healthcare Research and Quality’s (AHRQ) Center for Evidence and Practice Improvement. She is a computer scientist and digital healthcare researcher who is dedicated to advancing the productive use of information technology within healthcare.

Prior to joining AHRQ, Chris was a program manager in the HHS Office of the Assistant Secretary for Planning and Evaluation (ASPE) where she led the HHS effort, supported by the Patient-centered Outcomes Research Trust Fund, to build data capacity for patient-centered outcomes research. Chris has… Read more about Chris Dymek, Ed.D.

Amy Lindinha

Amy Lindinha

Amy Lindinha is a Program Analyst with 19 years of experience at the Agency for Healthcare Research and Quality (AHRQ). Ms. Lindinha supports the Division of Digital Healthcare Research (DDHR) in the Center for Evidence and Practice Improvement (CEPI) by providing extramural research program coordination, operations management, and directing research dissemination efforts.

Before joining the Division of Digital Healthcare Research (DDHR), Ms. Lindinha served as the Extramural Research Coordinator in the Center of Outcomes and Evidence (COE) serving as an expert in grant operations including policies, best practices, requirements,… Read more about Amy Lindinha

Chun-Ju (Janey) Hsiao

Chun-Ju (Janey) Hsiao, PhD

Chun-Ju (Janey) Hsiao is a Health Scientist Administrator in the Division of Digital Healthcare Research in the Center for Evidence and Practice Improvement (CEPI) where she serves as a Program Official and project lead for several initiatives, including the Division’s work on patient-reported outcomes. Janey came to CEPI from another center at AHRQ where she worked on the Consumer Assessment of Healthcare Providers and Systems (CAHPS) program.

Prior to joining AHRQ, Janey led the National Electronic Health Record Survey at the National Center for Health Statistics where she was in charge of survey development, data collection,… Read more about Chun-Ju (Janey) Hsiao, PhD

Derrick Wyatt

Derrick Wyatt, MSN, RN-BC, CPHIMS

Derrick L. Wyatt, Commander, USPHS (Retired) is a Nurse Informaticist and serves as the Research Grants Manager in the Division of Digital Healthcare Research (DHR) in the Center for Evidence and Practice Improvement (CEPI) at the Agency for Healthcare Research and Quality (AHRQ). His areas of focus include population health management, data analytics, digital healthcare utilization and safety, telehealth, mHealth and digital healthcare in underserved, long-term and post-acute care settings.

Before joining AHRQ, Mr. Wyatt was a Senior Public Health Advisor with the Health IT Team in the Office of Quality Improvement in the Bureau… Read more about Derrick Wyatt, MSN, RN-BC, CPHIMS

Edwin Lomotan

Edwin Lomotan, M.D.

Edwin Lomotan, M.D., is a Physician and Chief of Clinical Informatics for the Division of Digital Healthcare Research in the Center for Evidence and Practice Improvement at the Agency for Healthcare Research and Quality. He currently leads AHRQ’s clinical decision support (CDS) initiative, which aims to advance evidence into practice through CDS and to make CDS more shareable, standards-based, and publicly-available.

Before joining AHRQ, Dr. Lomotan was Health IT Branch Chief in the Office of Quality and Data in the Bureau of Primary Health Care at the Health Resources and Services Administration (HRSA). While at HRSA, he led the… Read more about Edwin Lomotan, M.D.

James Swiger

James Swiger, M.B.E.

James Swiger, M.B.E., is a Biomedical Engineer and Health Scientist Administrator in the Division of Digital Healthcare Research in the Center for Evidence and Practice Improvement (CEPI) at the Agency for Healthcare Research and Quality (AHRQ) where he serves as a Program Official on digital healthcare research projects.

Prior to joining AHRQ, Mr. Swiger worked at the U.S. Food and Drug Administration in the Center for Devices and Radiological Health (CDRH). At CDRH, he was a Deputy Division Director in the Medical Product Safety Network (MedSun), a program that collaborated with a volunteer network of hospitals nationwide to… Read more about James Swiger, M.B.E.

Mario Terán

Mario Terán, M.D., MSc, CPHIMS

Mario Terán, M.D., is a Physician and Clinical Informaticist for the Division of Digital Healthcare Research (DDHR) in the Center for Evidence and Practice Improvement at the Agency for Healthcare Research and Quality.

Prior to joining AHRQ, Dr. Terán, was in the private sector serving as a consulting physician informaticist focusing on electronic health record (EHR) implementation, end-user EHR adoption, and leveraging health technologies to improve patient outcomes and end-user satisfaction. He has overseen the implementation of EHRs across multiple health systems and has led efforts to improve physician EHR optimization and… Read more about Mario Terán, M.D., MSc, CPHIMS

Roland Gamache

Roland Gamache, PhD, MBA, FAMIA

Roland Gamache, PhD, MBA, FAMIA is a Staff Fellow for the Division of Digital Healthcare Research in the Center for Evidence and Practice Improvement at the Agency for Healthcare Research and Quality. His areas of focus include the effective use of information technology that suggests interventions to improve health outcomes and to enhance operational processes and tools that improve the utilization of health data.

Before joining AHRQ, Dr. Gamache worked as a researcher and educator at the Regenstrief Institute at Indiana University where he worked on projects that bridged public health and clinical care standards-based data… Read more about Roland Gamache, PhD, MBA, FAMIA

Sheena Patel

Sheena Patel, MPH

Sheena Patel, MPH is a Health Research Scientist in the Division of Digital Healthcare Research (DDHR) in the Center for Evidence and Practice Improvement (CEPI) at the Agency for Healthcare Research and Quality (AHRQ) where she serves as a Program Official on digital healthcare research projects.

Prior to joining AHRQ, Mrs. Patel worked at various MedStar Health entities. Most recently, she was a Project Manager and Clinical Health Informaticist on the Medstar Physician Informatics team. She led the Behavioral Health EHR optimization council and served as the informaticist on the Quality and Safety council. As a project manager,… Read more about Sheena Patel, MPH

Steve Bernstein

Steve Bernstein, B.S.

Steve Bernstein is a Senior Advisor for health information technology (IT) and a Project Officer in the Division of Digital Healthcare Research in the Center for Evidence and Practice Improvement at the Agency for Healthcare Research and Quality for various Agency Clinical Informatics grants, contracts and other health IT initiatives, including evaluating use of Clinical Decision Support, artificial intelligence, and other tools to improve healthcare. Mr. Bernstein also is directing the AHRQ evidence-based Care Transformation Support (ACTS) initiative. Mr. Bernstein previously served as AHRQ's Chief Information Officer (CIO) and was the… Read more about Steve Bernstein, B.S.