Lina Tieu | Center for Healthcare Policy and Research | UC Davis Health

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Lina Tieu, Ph.D., M.P.H.
Postdoctoral Scholar

Dr. Lina Tieu is a postdoctoral scholar working with CHPR Director Dr. Courtney Lyles. Her research interests center on the implementation of interventions to improve access to and quality of health services in safety net healthcare settings. She has a specific interest in interventions to improve outcomes related to mental health and substance use.

Prior to joining CHPR, Lina contributed to state and county program evaluations at the UCLA Center for Health Policy Research, including an evaluation of the Public Hospital Redesign and Incentives in Medicaid (PRIME) program. At the UCLA Center for Health Equity, she provided expertise in mixed methods research on projects centered on liver disease disparities and uptake of HPV vaccination in community health settings. She has also worked at the UCSF Center for Vulnerable Populations, supporting research exploring the intersection of technology and health within safety net healthcare systems and the effects of homelessness on older adults. She has experience working with federal, state, and community health organizations, including the Centers for Disease Control and Prevention, Centers for Medicare and Medicaid Services, Department of Health Care Services, and Health Resources and Services Agency, and community health centers. 

Skill Set

  • Mixed methods data analysis
  • Health program evaluation
  • Data collection and survey methods
  • Writing – manuscripts, reports, grants

Research Interests

  • Safety net health care
  • Integrated primary care delivery
  • Behavioral health and substance use treatment
  • Community health centers


  • Ph.D., Health Policy and Management, University of California, Los Angeles
  • M.P.H., Health Policy and Management, Emory University
  • B.A., Molecular and Cell Biology, University of California, Berkeley


  1. Pourat N, Tieu L, Martinez AE. Measuring behavioral health integration in primary care. Popul Health Manag. 2022 Dec;25(6):721-728.
  2. Tieu L, Walton QL, Sherbourne CD, Miranda JM, Wells KB, Tang L, Williams P, Anderson GL, Booker-Vaughns J, Pulido E, Carr T, Bromley E. Life events, barriers to care, and outcomes among minority women experiencing depression: A longitudinal, mixed-method examination. Journal of Nervous and Mental Disease. 2022 Aug 1;210(8):596-606.
  3. Pourat N, Martinez AE, Warrick, A, Chen X, Tieu L, Needleman, J, and Kominski, G. Final Summative Evaluation of California’s Public Hospital Redesign and Incentives in Medi-Cal (PRIME) Program. Los Angeles, CA: UCLA Center for Health Policy Research. 2022. Commissioned by California Department of Health Care Services.
  4. Tieu L, Hobbs A, Sarkar U, Nacev EC, Lyles CR. Adapting Patient Experience Data Collection Processes for Lower Literacy Patient Populations Using Tablets at the Point of Care. Med Care. 2019 Jun;57 Suppl 2: S140–S148.
  5. Tieu L, Schillinger D, Sarkar U, Hoskote M, Hahn KJ, Ratanawongsa N, Ralston JD, Lyles CR. Online patient websites for electronic health record access among vulnerable populations: portals to nowhere? J Am Med Inform Assoc. 2017 Apr 1;24(e1):e47-e54.
  6. Tieu L, Sarkar U, Schillinger D, Ralston J, Ratanawongsa N, Pasick R, Lyles C. Barriers and Facilitators to Online Portal Use among Patients and Caregivers in a Safety Net Healthcare System: A Qualitative Study. Journal of Medical Internet Research 2015 Dec 3;17(12):e275.