Beth Han, PhD, MD, MPH

National Institute on Drug Abuse, National Institutes of Health, Bethesda, Maryland

JCP
County-Level Variation in Substance Use Disorder Service Utilization by Insurance Payers and Self-Pay
Original Research ▶ Video

June 8, 2026

Across all examined payers, Medicaid funded a disproportionate share—over 50%—of SUD service expenditures.
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JCP
Prescription Opioid Use Disorder in US Adults Reporting Prescription Opioid Use
Original Research

July 15, 2024

Of US adults using prescription opioids in the past year, 12.1% misused them, and 7.0% met criteria for prescription opioid use disorder.
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JCP
Original Research

October 16, 2018

Benzodiazepines are used widely for anxiety and insomnia, but what proportion of users are misusing them? This analysis of National Surveys on Drug Use and Health data considers correlates...
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JCP
Original Research

August 14, 2018

Each year in the US, millions of people misuse prescription opioids. To combat this, it's important to understand the motivations. This analysis of data from the National Survey on...
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JCP
Original Research

October 17, 2017

Total prescription stimulant sales for adults have now surpassed those for youth, and targeting the misuse of these medications is important in order to reduce health and social consequences....
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JCP
Article

July 5, 2017

Cannabis laws have changed significantly in the United States over the past 20 years. How have these changes affected patterns of cannabis use? This study uses data from the...
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JCP
Article

June 28, 2017

Did you know that one-quarter of adults who seriously consider suicide realize they need treatment but fail to get it? Discover the top reasons why these patients don' t...
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JCP
Original Research

October 26, 2016

Since 2008, significant changes in federal policies have been designed to increase access to mental health treatment. Have these changes been effective in influencing treatment-seeking patterns? Han and colleagues...
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JCP
Article

June 22, 2016

While college students have been the focus of many studies on suicidal ideation and suicidal behavior, little attention has been given to their non-college-attending peers on these issues. It...
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Letter to the Editor

November 25, 2015

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Article

March 25, 2015

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