INSTITUTE - Key Persons


Andrew Perlman

Job Titles:
  • Senior Analyst
  • Senior Analyst & SAS Programmer / Institute for Accountable Care
Andrew Perlman, MA, is Senior Analyst and a SAS programmer with expertise in analyzing large healthcare datasets. Andrew led the development of the models and data infrastructure the Institute now uses to calculate benchmarks for Medicare Shared Savings ACOs including beneficiary attribution, benchmark construction and risk adjustment. He developed a model to calculate physician group level QP scores to determine eligibility for Advanced APM bonuses under MACRA and has led a variety of projects to analyze ACO performance versus their peers on a wide range of measures. Prior to joining the Institute, he spent nine years as a Manager and Lead Data Analyst at Telligen overseeing analytics for the National Coordinating Center for the Quality Improvement Organization (QIO) program. In this role, he developed a broad knowledge of Medicare data, with in-depth experience in Part A and B Medicare claims and Medicare enrollment data. Andrew has worked closely with CMS and other clients to devise measurement strategies and output to best meet program needs. His work has been particularly focused on physician quality improvement, diabetes management, and care transitions. Andrew received his BS in biology from Trinity Western University and his MPH, with an emphasis in epidemiology, from the Colorado School of Public Health.

Clif Gaus

Clif Gaus was the president and CEO of the National Association of ACOs, which he helped found in 2012. Dr. Gaus has a diverse background as a public servant, entrepreneur and health executive. He served in senior health positions under Presidents Nixon, Ford, Carter, and Clinton. In the 1970s and ‘80s, as associate administrator of HCFA (now CMS), he directed the development of a broad range of innovations in health care financing and delivery, including the DRG hospital payment system, RBRVS physician payment system, Medicare Hospice Programs and Medicare payment of Physician Assistants. From 1994 to 1997 he was the Administrator of the Agency for Health Care Policy and Research (now AHRQ). In the late ‘90s Dr. Gaus held the position of executive vice president and chief administrative officer of WellPoint Health Networks Inc. Prior to WellPoint, he was senior vice president of the national Kaiser Permanente Health System in Oakland, California. From 2002-10 he served on the Board of Directors of the Lucile Packard Children's Hospital, Stanford University. In recent years he has consulted for a number of prominent organizations, including a six-month engagement with the Administrator of CMS working on the ACO regulations and the start-up of Center for Medicare and Medicaid Innovation (CMMI). He holds a master's degree in health administration from the University of Michigan and a Doctorate of Science in health care management from The Johns Hopkins University.

Daniel Koppel

Job Titles:
  • Director of Applied Analytics / Institute for Accountable Care
  • Director of Applied Analytics at the Institute for Accountable Care
Dan Koppel, MS is Director of Applied Analytics at the Institute for Accountable Care. For the past 10 years, he has developed analytical software products to support hospitals and physician groups participating in CMS bundled payment programs. He served as Director for Research and Development at New Century Health, a specialty care management firm and Senior Analyst with Remedy Partners, one of the country's largest bundled payment company. Dan's work has focused on generating insights into bundle pricing and care optimization. His team worked with practices to reduce drug spending in the Oncology Care Model (OCM). He also built models to measure the toxicity of anti-cancer regimens and evaluate patients' risk of acute episodes during cancer treatment. Dan worked extensively with the BPCI and BPCI-A programs where his teams developed tools for bundle price evaluation and bundle selection. Dan has also been developing techniques to improve risk modeling in value-based care models. He received a BS in Physics from Bowling Green State University and a MS in Physics from Michigan State.

Dr. Kate Goodrich - SVP

Job Titles:
  • Chief Medical Officer
  • Senior Vice President
Dr. Kate Goodrich leads Humana's clinical operations and policies, physician engagement, healthcare research, and efforts to advance the Company's value-based care and integrated senior care strategies. Kate is a member of the Company's Management Team Extended, which assists the Management Team in setting out and executing on the company's strategic business goals. Prior to her current role, Kate was Senior Vice President of Clinical Analytics and Trend, Clinical Solutions, where she led the insights and clinical programs designed to improve health outcomes at lower cost. Before joining Humana in 2020, Kate was at the Centers for Medicare and Medicaid Services (CMS) where she was the Director of the Center for Clinical Standards and Quality and CMS Chief Medical Officer. Kate earned her M.D. from Louisiana State University School of Medicine and her master's in health services research from Yale University. She completed her residency in internal medicine at The George Washington University School of Medicine and Health Sciences. Kate continues to practice clinical medicine as a Hospitalist and serves as a professor of medicine at George Washington University Medical Center.

Emily Brower - CEO, President

Job Titles:
  • CEO
  • President
Emily Brower served as senior vice president of clinical integration and physician services for Trinity Health, one of the largest multi-institutional Catholic health care delivery systems in the nation, serving more than 30 million people across 22 states. In this role, she provided leadership and strategic direction within the evolving accountable healthcare environment, with an emphasis on clinical integration and transformation under alternative payment models. Ms. Brower joined Trinity Health from Atrius Health, where she last served as vice president of population health. Prior to Atrius Health, Ms. Brower spent fifteen years in operational, financial, and contracting leadership roles at Urban Medical Group, a Massachusetts non-profit healthcare organization specializing in the care of medically complex, chronically ill populations across a community-based, long-term care continuum. Ms. Brower received her BA from Smith College and MBA from the New York University Stern School of Business.

Jennifer Perloff

Job Titles:
  • Director of Research
  • Director of Research / Institute for Accountable Care
  • Director of Research at the Institute for Accountable Care
Jennifer Perloff Ph.D, is Director of Research at the Institute for Accountable Care and a Senior Scientist at Brandeis University with over 15 years of evaluation and health services research experience. In addition to supporting ACO analytics for IAC, Dr. Perloff directs a variety of research projects analyzing population health models including beneficiary attribution, nurse practitioner/ACO staffing and low value care. She is a national expert in episode-based payment and led the design of analytic reports for health systems participating in CMMI's bundled payment for care improvement (BPCI) model. Dr. Perloff helped lead the team that developed the Episode Grouper for Medicare (EGM), a comprehensive system with over 800 chronic, acute and treatment episodes. She has done extensive research on the cost and quality of nurse practitioner led primary care. Dr. Perloff currently sits on the National Quality Forum's Scientific Methods Panel and the Heller School Information Security Committee.

Karen Joynt Maddox

Job Titles:
  • Assoc. Professor of Medicine, Cardiology, & Asst. Professor / Washington University
  • Associate Professor of Medicine
Karen Joynt Maddox, MD, MPH is Associate Professor of Medicine in the division of cardiology at the Washington University School of Medicine and Assistant Professor in Washington University's Brown School of Social Work. She is also Co-Director of the Center for Advancing Health Services, Policy & Economics Research. Dr. Joynt Maddox's research interests include improving the measurement of the quality and efficiency of physicians, hospitals, and health systems; understanding the impact of policy interventions on health care, with a focus on value-based and alternative payment models; and reducing disparities in care, with a focus on vulnerable populations. Dr. Joynt Maddox has authored more than 250 articles featured in the National Institute of Health Library of Medicine. She completed her residency at Duke University Medical Center, her fellowship in cardiology at the Brigham and Women's Hospital, and a research fellowship in health policy at the Harvard Medical School.

Leslie Ziarko Valera - COO

Job Titles:
  • Director of Operations
  • Director of Operations at IAC
  • Operations Director / Institute for Accountable Care
Leslie is currently the Director of Operations at IAC and the Department Coordinator at Brandeis University. Prior to these roles, she was the Director of Finance and Operations for Provia Laboratories, a biotechnology company in Littleton, Mass. There she was responsible for finance, operations as well as investor relations and human resources. From 2000 to 2007, Leslie worked at CBRE-Lynch Murphy Walsh Advisors, a boutique firm focused on research and marketing of large multi-million dollar projects, and then transitioned to operations for HealthCare IT, an Information Technology company focused on biospecimen management and consulting for the cancer research community. Leslie began her career at the corporate office of State Farm Insurance in Bloomington, IL., and relocated to Boston to work for the Massachusetts Prevention Centers. Leslie earned her BS in Health Sciences from Illinois State University.

Louise Secordel

Job Titles:
  • Senior Policy Analyst / Institute for Accountable Care

Meera Srinivasan

Job Titles:
  • Senior Data Scientist
  • Senior Data Scientist / Institute for Accountable Care
Meera Srinivasan, MS, is a statistician experienced in handling large datasets from finance to healthcare claims. She occupies one of the Institute's seats on the CMS Virtual Research Data Center where she works on the Medicare claims data. Prior to joining the Institute, Meera spent five years as a Biostatistician Contractor for the Centers for Disease Control, working on public health studies in diabetes research, and contributing technical expertise to epidemiological investigations and publications. In this role, in addition to using publicly available survey datasets, she also analyzed administrative claims data including Medicare Parts A and B, focusing on diabetes prevalence, incidence, and trends. Earlier in her career, Meera worked in finance and marketing as a statistician, and has broad experience in predictive methods like time series, forecasting, regression, and machine learning. She received her BS in Finance from University of Maryland and her MS in Applied Statistics from George Mason University.

Robert A. Berenson

Job Titles:
  • Fellow at the Urban
Robert A. Berenson is an Institute Fellow at the Urban Institute in Washington, D.C. He is an expert in health care policy, particularly Medicare, with experience practicing medicine, serving in senior positions in two administrations, and helping organize and manage a successful preferred provider organization. His primary research and policy interests currently are in the areas of payment and delivery system reform, market concentration, and performance measurement. Dr. Berenson serves on the Physician-Focused Payment Model Technical Advisory Committee, established by the Medicare Access and CHIP Reauthorization Act of 2015. In 2012, he completed service on the Medicare Payment Advisory Commission, including two years as Vice- Chair. From 1998-2000, he was in charge of Medicare payment policy and private health plan contracting in the Centers for Medicare and Medicaid Services. Previously, he served on the Carter White House Domestic Policy Staff. Dr. Berenson is a board-certified internist who practiced for twenty years, the last twelve in a Washington, D.C. group practice, and while practicing helped organize and manage a successful PPO serving the Washington, D.C. metropolitan area. Dr. Berenson received a bachelor's degree from Brandeis University and a medical degree from the Mount Sinai School of Medicine. He is a fellow of the American College of Physicians and is on the adjunct faculty of the George Washington University School of Public Health.

Robert E. Mechanic

Job Titles:
  • Executive Director / Institute for Accountable Care

Sherry Peppercorn

Job Titles:
  • Senior Analyst / Institute for Accountable Care