Richard Parrish, PhD


  • BS Pharm, General Practice, The Ohio State University
  • MS, Pharmacy Care Systems, Auburn University
  • PhD, Social, Administrative and Clinical Pharmacy, University of Minnesota

Research Interest

Dr. Parrish’s research focuses on translational science as applied to perioperative care and health-related informatics. Specifically, he is interested in (1) comparative pharmacotherapy related to enhanced recovery after surgery programs and (2) the relationship between computerized encoding of compounded non-sterile preparations and the incidence of medication errors.

Selected Publications

  • Parrish RH II, Findley R, Elias KM, Kramer B, Johnson EG, Gramlich L, Nelson GS. Effect of pharmacotherapeutic prophylaxis on post-operative outcomes within an Enhanced Recovery After Surgery (ERAS®) program: a randomized retrospective cohort study. Ann Med Surg. (Lond). 2021 Dec 14;73:103178. Available at:
  • Parrish RH II, Kortbeek J (Eds.) Perioperative Care. (Basel, CH: Multi-disciplinary Publishing Institute), 2021. ISBN 978-3-0365-1836-7 (Hbk); ISBN 978-3-0365-1835-0 (PDF) Available at:
  • Parrish RH II. Biosimilar Interchangeability and Emerging Therapeutic Strategies for Inflammatory Bowel Disease: A Commentary. Gastroenterol Insights 2021,12(3), 293-301. Available at:
  • Hasan A, Zimmerman R, Gillock K, Parrish II RH. The Perioperative Surgical Home in Pediatrics: Improve Patient Outcomes, Decrease Cancellations, Improve HealthCare Spending and Allocation of Resources during the COVID-19 Pandemic. Healthcare 2020, 8, 258.
  • Johnson E, Parrish II RH, Nelson G, Elias K, Kramer B, Gaviola M. Expanding Pharmacotherapy Data Collection, Analysis, and Implementation in ERAS¬Æ Programs‚ÄîThe Methodology of an Exploratory Feasibility Study. Healthcare 2020, 8, 252.
  • Parrish II RH, Gilak L, Bohannon D, Emrick SP, Serumaga B, Guharoy R. Minimizing Medication Errors from Electronic Prescription Transmission‚ÄîDigitizing Compounded Drug Preparations. Pharmacy 2019, 7, 149.
  • Patel GP, Hyland SJ, Birrer KL, Wolfe RC, Lovely, JK, Smith, AN, Dixon RL, Johnson EG, Gaviola ML, Giancarelli A, Vincent III WR, Richardson C, Parrish II RH. Perioperative clinical pharmacy practice: Responsibilities and scope within the surgical care continuum. J Am Coll Clin Pharm. 2020;3:501‚Äì519.
  • Parrish II RH. Casher D, van den Anker J, Benavides S. Creating a Pharmacotherapy Collaborative Practice Network to Manage Medications for Children and Youth: A Population Health Perspective. Children 2019, 6, 58.
  • Lovely JK, Hyland SJ, Smith AN, Nelson G, Ljungqvist O, Parrish II RH. Clinical pharmacist perspectives for optimizing pharmacotherapy within Enhanced Recovery After Surgery (ERAS¬Æ) programs. Int J Surg. 2019;63:58-62. doi:10.1016/j.ijsu.2019.01.006
  • Strong A, Muneeruddin S, Parrish R, Lui D, Conley SB. Isosorbide dinitrate in nephronophthisis treatment. Am J Med Genet A. 2018;176(4):1023-1026. doi:10.1002/ajmg.a.38650

Professional Involvement

  • American College of Clinical Pharmacy (ACCP)
  • Enhanced Recovery Comparative Pharmacotherapy Collaborative (ERCPC)
  • United States Pharmacopeia (USP)

Contact Dr. Richard Parrish