Tacoma Office AttorneysSeattle Office AttorneysComplete Directory
Deanna R. Bui

Deanna represents and advises health care professionals, hospitals and other providers in medical malpractice actions. Deanna also represents health care practitioners in licensing and disciplinary disputes. Additionally, her practice includes guardianship actions and civil litigation.


  • Medical Professional Liability Defense
  • Licensing and Disciplinary Actions
  • Civil/Business Litigation
  • Guardianships
  • Healthcare Risk Management

Representative Cases

  • Directed verdict for hospital system in wrongful death lawsuit alleging negligent implementation and training on its electronic medical record system (first chair)
  • Defense verdict for family practice physician in medical negligence/wrongful death lawsuit alleging failure to assess signs of a pending myocardial infarction (second chair)
  • Defense verdict for family practice physician in medical negligence lawsuit alleging negligent prescription of antibiotics leading to ruptured Achilles tendons (second chair)


  • Seattle University School of Law, J.D. (health law focus), cum laude, 2012
    - Research and Technical Editor, Seattle University Law Review
  • University of Washington, B.A. (with honors in Philosophy; International Studies; minor in Human Rights), 2008

Admitted to Practice

  • Washington State Bar
  • United States District Court – Western District of Washington

Professional Experience

  • Fain Anderson VanDerhoef Rosendahl O’Halloran Spillane, PLLC, Principal, 2020 - Present
  • Fain Anderson VanDerhoef Rosendahl O’Halloran Spillane, PLLC, Associate, 2015 - 2019
  • Williams Kastner & Gibbs PLLC, Associate, May 2013 - February 2015
  • MultiCare Health System, Legal Services Department, Extern, August 2012 - May 2013
  • Hughes Robbins, P.S., Law Clerk, May 2011 - November 2012
  • Ronald A. Peterson Law Clinic, Rule 9 Intern, January 2012 - June 2012
  • Washington State Department of Health, Adjudicative Services Unit, Judicial Extern, August 2011 - December 2011

Professional Memberships

  • Pierce County Bar Association
  • Washington State Society of Healthcare Attorneys
    - Board Member
    - Chair of Spring Health Law Conference: 2015, 2016, 2018

Publications & Presentations

  • Deanna has presented on Guardianships, Department of Health Investigations, Medical Commission Investigations, and trial technique in a variety of settings.

Community Involvement

  • Teen Feed, Youth Advocate, 2007 - 2009

Deanna R. Bui