Patricio A. Riquelme, M.D., Ph.D.

  • Associate Professor of Medicine, Division of Hospital Medicine, School of Medicine


Dr. Riquelme joined the Division of Hospital Medicine in 2014.  He graduated from U.C. Berkley and then was accepted into the UCLA-Caltech MSTP Program.  He transferred to Columbia University during the PhD years of his training and returned back to UCLA to complete his medical degree.  He did his residency training at Stanford University and subsequently joined OHSU.  When not working, he enjoys spending time with his family.

Education and training

    • B.S., 1997, University of California Berkeley
    • Ph.D., 2009, Columbia University
    • M.D., 2011, David Geffen School of Medicine at UCLA
  • Internship

    • Stanford University, 2012
  • Residency

    • Stanford University, 2014

Areas of interest

  • Resident Wellness
  • Substance use disorders
  • Palliative Care
  • Medical education
  • Improving care for patients with infective endocarditis

Honors and awards

  • Virginia I. “Ginny” Sznewajs Faculty Award for Excellence in End-of-Life Care, 2017
  • Department of Medicine Chief Resident Award, 2018
  • Recognizing Outstanding Service Excellence (ROSE) Award Nomination, 2019
  • Department of Medicine Chief Resident Award, 2019
  • The Marion L. Krippaehne Humanism Award, 2021
  • Faculty Teaching Award, 2022
  • The Marion L. Krippaehne Humanism Award, 2023
  • Department of Medicine Chief Resident Award, 2023


Selected publications

  • Riquelme P. Anterior Pituitary Disorders. In: Clinical Decision Support: Hospital Medicine. ed. Miller C, Burger A, Lai C, Pahwa A. 2016. Decision Support in Medicine, LLC. Wilmington, DE.
  • Riquelme P, Tisch AH, Liang Y, Lowe AW, Colevas AD, and Wakelee HA.  Thymoma-associated chronic diarrhea: A case of autoimmune enteropathy.  Cancer Treatment Communications, 4: 46-49, 2015.
  • Riquelme PA, Drapeau E, and Doetsch F. Brain Micro-ecologies: neural stem  cell niches in the adult mammalian brain. Philos Trans R Soc Lond B Biol Sci., 2007.
  • Weissman TA, Riquelme PA, Ivic L, Flint AC, and Kriegstein AR. Calcium waves propagate through radial glial cells and modulate proliferation in developing cortex. Neuron, 43:647-61, 2004.
  • Huh GS, Boulanger LM, Du H, Riquelme PA, Brotz TM, and Shatz CJ. Functional requirement for class I MHC in CNS development and plasticity. Science, 290:2155-9, 2000.
  • Penn AA, Riquelme PA, Feller MB, and Shatz CJ. Competition in retinogeniculate patterning driven by spontaneous activity. Science, 279:2108-12, 1998.
  • O’Donnell M, Englander H, Strnad L, Bhamidipati C, Shalen E, and Riquelme P. Expanding the team:  optimizing the management of drug-use associated infective endocarditis. J Gen Intern Med, 2022 Mar;  37(4):935-9
  • Bhamidipati C, Strnad L, and Riquelme P. Time to revise surgical infectious endocarditis paradigms:  Multidisciplinary and comprehensive care. Annals of Thoracic Surgery, 2022 Mar; 113(3):1048
  • Freeman H, Lutz K, Riquelme P, and Kahl L. Non-ST-elevation myocardial infarction hiding behind  myopericarditis in a patient with systemic lupus erythematosus. BMJ Case Reports, 2022 Feb 25; 15(2):  e243540.
  • Fillman H, Riquelme P, Sullivan P, and Mansoor A. Aseptic abscess syndrome. BMJ Case Reports, 2020 Oct 29; 13(10): e236437.


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