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Liron Caplan, MD, PhD

Associate Professor of Medicine

​Dr. Caplan is the section chief for rheumatology at the Denver Veterans Affairs Medical Center (DVAMC) and a staff physician at the University of Colorado Hospital.  Dr. Caplan engages in clinically-oriented epidemiologic and health service research within the field of pharmacoepidemiology and auto-immunity/rheumatology.  Areas of interest include retrospective analysis of databases, as well as construction and maintenance of patient registries.  Dr. Caplan is Director of the Spondyloarthritis program at the University of Colorado and DVAMC, and has worked with the Program to Understand the Longterm Outcomes in SpondyloARthritis (PULSAR) registry, Veterans Affairs Rheumatoid Arthritis registry, and National Data Bank for Rheumatic Diseases, among others. 

​1990-1994                  University of Texas, B.A., Plan II Liberal Arts
                                   Austin, Texas

 1995-1999                 Baylor College of Medicine, M.D.
                                    Houston, Texas

1999-2002                   Emory University, Internal Medicine Internship/Residency
                                    Atlanta, Georgia

2002-2004                  Washington University, Rheumatology Fellowship (Clinical)
                                    St. Louis, Missouri

2004-2005                  Washington University, Post-Doctoral Research Fellowship
                                    St. Louis, Missouri

2004-2005                  St. Louis University, Epidemiology & Biostatistics
                                    St. Louis, Missouri

2006-2010                  University of Colorado, Ph.D., Health Services Research
​                                   Denver, Colorado
​2005-2012                   Assistant Professor of Medicine/Rheumatology,
                                    ​University of Colorado School of Medicine, Denver, CO
2011-2015                   Regular Faculty, Clinical Science Program,
                                     University of Colorado Graduate School, Denver, CO

2012-present               Associate Professor of Medicine/Rheumatology,
                                    Univer​sity of Colorado School of Medicine, Denver, CO

2014-present               Section Chief, Rheumatology,
                                    Denver Veterans Affairs Medical Center, Denver, CO

​2007-present  Site Principal Investigator, Veterans Affairs Rheumatoid Arthritis registry

2009-2010          Member, American College of Rheumatology (ACR) Quality Measurement White
                             Paper Development Workgroup

2009-2011          Member, American College of Rheumatology Rheumatoid Arthritis Clinical
                             Disease Activity Measures Working Group

2009-present  Site Principal Investigator, Program to Understand the Longterm Outcomes 
                             in SpondyloARthritis (PULSAR) registry

2010-2012          Member, American College of Rheumatology Quality of Care Committee

2010-2012          Quality of Care Committee Liason, American College of Rheumatology
                              Committee on Registries and Health Information Technology

2010-2012          Member and Moderator of Expert Panel, ACR Glucocorticoid-Induced
                              Osteoporosis Quality Measures Working Group

2010-present  Executive Committee Member and Biostatistician, Program to Understand
                               the Longterm Outcomes in SpondyloARthritis (PULSAR) registry

2011-2013           Affiliate Member, SPondyloArthritis Research and Treatment Network
                               (SPARTAN) Program of the Spondylitis Association of America

2012                   Moderator of Expert Panel, ACR Rheumatoid Arthritis Quality Measures 
                               Working Group

2012-17, '18       Member and Systematic Literature Review Lead, ACR/SPARTAN/SAA
                               Ankylosing Spondylitis and Axial Spondyloarthritis Treatment
                               Guidelines Working Group

2012-present  University of Colorado School of Medicine Physician Scientist Training Program                                  Interview Committee 

2013-present  Founding Member of the Board of Directors, SPondyloArthritis Research
                                and Treatment Network (SPARTAN, California Nonprofit Public
                                Benefit Corporation)

2013-present  Core Investigator, VA Denver-Seattle Center for Innovation for
                                Veteran-centered, Value-driven CaRe (DiSCoVVeR)

2014-present  Member, Group for the Research and Assessment of Psoriasis and Psoriatic                                     Arthritis (GRAPPA)

2014-present  Member, Research and Development Committee, Veterans Affairs
                              Eastern Colorado Health Care System

2014-2016          Secretary, SPondyloArthritis Research and Treatment Network (SPARTAN)

2014-present  Member, U.S. Food and Drug Administration (FDA) Arthritis Advisory 

2015                  Moderator, American College of Rheumatology Axial Spondyloarthritis Guideline
                              Working Group​

2016-2018          Vice-Chair, SPondyloArthritis Research and Treatment Network (SPARTAN)

2018-present       Chair, SPondyloArthritis Research and Treatment Network (SPARTAN)​
​2007-2009    Member, Rocky Mountain Chapter Mission Delivery Committee, Arthritis    ​                                      Foundation

2007-2010  Consulta​​nt (paid), American College of Rheumatology Ad Hoc Committee on                                   Glucocorticoid-Induced Osteoporosis

2007-2010  Member, American College of Rheumatology Quality Measures Subcommittee

2007-2013    Core Investigator, Colorado Research Enhancement Award Program to Improve                              Care Coordination for Veterans (CRICC), Denver, CO

1990-1992         University of Texas Freshman, Sophomore Academic Scholarship

1990                   Allan Saxe, Isadore Garsek, and Morti Levinson Scholarships

1990-1994         Four-Time College Scholar, Dean of Liberal Arts, 1990-94

1994                   Magna Cum Laude Scholar (with High Honors), College of Liberal Arts

1994                   Member of Phi Beta Kappa Honor Society, Alpha of Texas Chapter

2002                   American College of Rheumatology (ACR) REF Fellowship Training Award

2004                ​   American College of Rheumatology, Fellow Award, 2004

2007                   ​​Univ. of Colorado, Outstanding Ph.D. Student in Health Services Research

2008                ​​   ACR, Rheumatology Research Workshop Travel Award

2010                  ​​​Veterans Affairs Eastern Colorado HSC Directors Special Contribution Award

2011                  Golden Stethoscope Teaching Award, Best Physical Exam Preceptor

2012-2013     ​   Early Career Investigator Delegate, ACR/EULAR Int'l Academic Exchange

Dr. Caplan’s research addresses a number of topics including spondyloarthritis, medication adverse events, disease activity measures and patient reported outcomes.



   Publications (NCBI publication list)


   University of Colorado Program to Advance Spondyloarthritis Treatment (U.C.PAST)


   Denver Veterans Affairs Medical Center Rheumatology Section​ 




Caplan Research Laboratory

Not shown:  Elizabeth Cheng, Ryan Duong