Summary
Overview
Work History
Education
Skills
Publications
Presentations
Timeline
Generic

Liming Cai

Senior Economist
Laurel

Summary

Highly skilled in healthcare policy research, specifically payment and reform policies, adept at performing innovative and data-driven analysis to enhance decision making. Demonstrates expertise in utilizing diverse sources of large databases to conduct top-notch and unbiased studies on healthcare utilization, spending, and outcomes through traditional statistics and machine learning techniques.

Overview

28
28
years of professional experience
12
12
years of post-secondary education
2
2
Languages

Work History

Senior Economist

Office of the Actuary, Centers for Medicare & Medicaid Services
05.2010 - Current
  • Lead key research projects to inform and improve various aspects of OACT’s healthcare spending estimation and projections
  • Lead innovative data and policy analysis using multiple source of large datasets to develop mission-critical estimates to support various OACT projects such as the health reform model, CMMI reform proposal evaluations, inquiries from CMS leadership or other stakeholders, etc.
  • Provide other CMS components innovative analytic solutions to the development and implementation of analytic strategies
  • Organize monthly Lunch and Learn series to help OACT staff stay current on the latest development in health policy and regulation as well as data analytics, and improve the efficiency of work and communications among project teams

Health Statistician

National Center for Health Statistics, Center for Disease Control and Prevention
11.1998 - 05.2010
  • Develop and conduct independent, high-quality research on the demography and economics of population aging, including trends in old-age disability in the U.S., the relationship between longevity, health and cumulative health care expenditures, stochastic modeling of health changes in old age, the effect of middle-age obesity on survival and Medicare expenditures in old age, the value of health care spending on older Americans, the effect of population aging on future health care spending, etc
  • Develop new and innovative statistical models – the SPACE (Stochastic Population Analysis for Complex Events) program – to improve stochastic modeling of the dynamic process of health change and mortality in the adult population
  • Provide expert consultation to colleagues both inside and outside of NCHS on substantive and statistical issues in population aging research
  • Develop and disseminate web tables on summary indicators of health and health care utilization of older Americans

Research Associate

Clinical Economics Research Unit, Georgetown University Medical Center
08.1997 - 11.1998
  • Develop statistical models and perform analyses for cost-effectiveness research using large private and administrative data sets
  • Assist interpretation of results and preparation of manuscripts
  • Develop program on the application of specialized statistical procedure for use by the research community

Education

Ph.D. - Economics

The Ohio State University
01.1993 - 01.1998

Master of Applied Statistics - undefined

The Ohio State University
01.1994 - 01.1996

Master of Arts - Economics

Cleveland State University
01.1992 - 01.1993

Bachelor of Arts - International Finance

Shanghai University of Finance and Economics
01.1987 - 01.1991

Skills

Healthcare payment policies

Healthcare reform policies

Data-driven analysis

Large administrative databases

Healthcare spending

Machine learning techniques

Publications

  • The Cost of an Additional Disability-Free Life Year for Older Americans: 1992–2005, Health Services Research, 2012, 10.1111/j.1475-6773.2012.01432.x
  • The Predicted Effects of Chronic Obesity in Middle Age on Medicare Costs and Mortality, Medical Care, 2010, 48, 6, 510-517
  • Estimation of Multi-State Life Table Functions and Their Variability from Complex Survey Data Using the SPACE Program, Demographic Research, 2010, 22, 6
  • Evaluation of a Method for Fitting a Semi-Markov Process Model in the Presence of Left-Censored Spells Using the Cardiovascular Health Study, Statistics in Medicine, 2008, 27, 5509-5524
  • Was There Compression of Disability for Older Americans From 1992 to 2003?, Demography, 2007, 44, 3, 479-495
  • The Effect of Different Public Health Interventions on Longevity, Morbidity, and Years of Healthy Life, BMC Public Health, 2007, 7, 52
  • Analysis of Functional Status Transitions Using a Semi-Markov Process Model in the Presence of Left-Censored Spells, Journal of the Royal Statistical Society: Series C (Applied Statistics), 2006, 55, 4, 477-491
  • Health, Life Expectancy, and Health Care Spending among the Elderly, The New England Journal of Medicine, 2003, 349, 1048-1055
  • Medical care expenditures for hypertension, its complications, and its comorbidities, Medical Care, 2001, 39, 6, 599-615
  • An SAS/IML Module for the Johnson-Neyman Procedure, Applied Psychological Measurement, 1999, 23, 4, 308

Presentations

  • Health-Adjusted Value of Health Care Spending on Older Americans in 1992-2002, 2009 Annual Meeting of REVES, Copenhagen, Denmark, 2009
  • Middle Age Obesity and Medicare Spending at Old Ages, 2008 annual meeting of Gerontological Society of America, National Harbor, MD, 2008
  • Middle Age Obesity and Medicare Spending at Old Ages, 2009 Annual Meeting of Population Association of America, Detroit, MI, 2009
  • The SPACE Program, 2008 annual meeting of Population Association of America, New Orleans, LA, 2008
  • Recent Trends in Racial/Ethnic and Educational Differences in Active Life Expectancy among Elderly Medicare Beneficiaries, 2007 annual meeting of Gerontological Society of America, San Francisco, CA, 2007
  • Comparison of Real versus Simulated Distributions, 2007 Joint Statistical Meeting, Salt Lake City, UT, 2007
  • The Impact of Duration of Health Status on Disability Transitions, 2006 annual meeting of Population Association of America, Los Angeles, CA, 2006
  • Compression of Disability for Older Americans, 1992-2003, annual meeting of Population Association of America, Philadelphia, PA, 2005
  • Healthy Aging Research: From Statistics to Economics, Center on Aging and Health, Johns Hopkins University, Baltimore, MD, 2004
  • A New Analysis of the Impact of Healthy Aging on Medical Expenditures, annual meeting of Gerontological Society of America, San Diego, CA, 2003
  • Adjusting for Left-Truncation in Fitting the Semi-Markov Process Model: Application to the Analysis of Active Life Expectancy, annual meeting of Gerontological Society of America, San Diego, CA, 2003
  • A Two-Part Model to Estimate Active Life Expectancy, workshop on Progress in Estimating Active Life Expectancy, NCHS, Hyattsville, MD, 2002

Timeline

Senior Economist

Office of the Actuary, Centers for Medicare & Medicaid Services
05.2010 - Current

Health Statistician

National Center for Health Statistics, Center for Disease Control and Prevention
11.1998 - 05.2010

Research Associate

Clinical Economics Research Unit, Georgetown University Medical Center
08.1997 - 11.1998

Master of Applied Statistics - undefined

The Ohio State University
01.1994 - 01.1996

Ph.D. - Economics

The Ohio State University
01.1993 - 01.1998

Master of Arts - Economics

Cleveland State University
01.1992 - 01.1993

Bachelor of Arts - International Finance

Shanghai University of Finance and Economics
01.1987 - 01.1991
Liming CaiSenior Economist