Brenna O'Neill

Research Programmer

Off Site Office

Education

M.P.H. in biostatistics, George Washington University; B.S. in mathematics, Bucknell University

One Page Bio

Overview

Brenna O'Neill (she/her) is a research programmer in the RAND Corporation's Research Programming Group. She works primarily in RAND Healthcare, and performs database management as well as analytic tasks including extracting, cleaning and maintaining large complex datasets, as well as performing statistical analysis on these data. Prior to joining RAND, she worked in clinical trials research at Statistics Collaborative, Inc. O'Neill received her MPH in Biostatistics from The George Washington University.

Research Focus

Selected Publications

Bradley D. Stein, MD, PhD; Tisamarie B. Sherry, MD, PhD; Brenna O’Neill, MPH; Erin A. Taylor, PhD, MSPH; and Mark Sorbero, MS, "Rapid Discontinuation of Chronic, High-Dose Opioid Treatment for Pain: Prevalence and Associated Factors," Journal of General Internal Medicine, 2021

Publications

Report
Prices Paid to Hospitals by Private Health Plans: Findings from Round 4 of an Employer-Led Transparency Initiative
The lack of transparency of prices in the health care market limits the ability of employers to knowledgeably develop or implement benefit design decisions. This report is designed to allow an easy comparison of hospital prices using a single metric.
May 17, 2022
Research Brief
Private U.S. Health Plans Pay Hospitals 247 Percent of What Medicare Would Pay
RAND researchers used data from 49 states and Washington, D.C., to assess hospital prices paid by private health plans. Data sources included $33.8 billion in spending from 3,112 community hospitals—more than half of community hospitals nationwide.
Feb 24, 2021
Journal Article
Rapid Discontinuation of Chronic, High-Dose Opioid Treatment for Pain: Prevalence and Associated Factors
This study used claims data from over 500,000 chronic high-dose opioid episodes initiated during 2017 and 2018 to examine prevalence of rapid discontinuation and identify associated patient demographics, clinician, and community factors.
2021
Report
Nationwide Evaluation of Health Care Prices Paid by Private Health Plans: Findings from Round 3 of an Employer-Led Transparency Initiative
The authors use data from 2016 to 2018 to document variation in facility prices for the commercially insured population. They report differences in standardized negotiated prices and prices relative to Medicare reimbursement rates.
Sep 18, 2020