Education & Training

Medical School

Universidad Nacional de Asuncion


Transitional Year

  • National University Hospital


Internal Medicine

  • Rush University Medical Center
  • National University Hospital



  • Washington University School of Medicine


American Board of Internal Medicine
American Board of Internal Medicine/Rheumatology


MU Health Care participates with most major managed care organizations. To find out whether MU Health Care is a participating provider in your insurance plan or network, or for information on co-payments and deductibles, please contact your insurance carrier directly.

Academic Information

Division Director, Immunology and Rheumatology
The Michael Einbender Distinguished Professorship in Medicine- Rheumatology


1 Hospital Drive
Columbia, MO 65212
United States

P. 573-882-8095
F. 573-882-1380

Research Interests

  • Arthritis
  • Lupus
  • Gout

Awards & Honors

  • American College of Rheumatology, 2000 - present
  • Order of Socrates II, University of Missouri School of Medicine, 2009
  • Harvard Macy Program for Educators in Health Care Professions, 2009


  • Ivory D, Siva S, Velázquez C, Abdinoor A. Screening for Male Osteoporosis at an Academic Medical Center Retrospective Analysis of DXA Usage Patterns Over 5 Years. Am J Men’s Health. 2012;6(1):68-71 
  • Davenport D, Velázquez C. New Directions in Fibromyalgia. Missouri Medicine. 2012;109(1):49-52 
  • Ivory D, Velázquez C. The Forgotten Crystal Arthritis: Calcium Pyrophosphate Deposition. Missouri Medic 2012;109(1):64-68 
  • Dhillon A, Velázquez C, Siva C. Rheumatologic diseases and posterior reversible encephalopathy syndrom case reports and a review of the literature. Rheumatol Int. 2012 Dec;32(12):3707-13 
  • Dannecker EA, Koltyn KF, Velazquez CR, Arendt-Nielsen L, Graven-Nielsen T. Inducing a blind spot: blind collectors in an investigation of experimental pain. Pain Med. 2015 Jun; 16(6):1145-54. doi: 10.1111/pme Epub 2015 Feb 3. PubMed PMID: 25643823. 
  • Wilson G, Siva C, Velázquez C, Jones SD, Branahl S. Isolated Aingiitis? A Case of Aortitis with Hepatitis C. Rheumatology Winter Symposium, Maui, HI, January 2012 
  • Hayes T, Dhillon A, Velázquez C, Siva C. Screening for Tuberculosis, Hepatitis B, and Hepatitis C prior to t initiation of DMARD therapy; QI project to assess the rate of screening. Poster presented at the ACP Misso Regional meeting. September 2012 
  • Dhillon A, Siva C, Velazquez C (Feb 2013). LGL Leukemia in Rheumatoid arthritis. Poster presented at th Rheumatology Winter Clinical Symposium 2013; Maui, Hawaii. 
  • Ritesh Kohli, C. Velazquez, C. Siva, Osseous Sarcoidosis [Poster]; ACR Annual Meeting, November, 2015, Francisco