World's Best Scientists 2026 revealed!

D-Index & Metrics

Social Sciences and Humanities

D-Index
61
Citations
10424
World Ranking
1386
National Ranking
649

Robert P. Schwartz publication distribution in Social Sciences and Humanities in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Social Sciences and Humanities in 2026. The highlighted bar marks where Robert P. Schwartz sits on this spectrum.

44–53 publications: 28 scientists 54–63 publications: 61 scientists 64–73 publications: 161 scientists 74–83 publications: 225 scientists 84–93 publications: 301 scientists 94–103 publications: 390 scientists 104–113 publications: 406 scientists 114–123 publications: 474 scientists 124–133 publications: 453 scientists 134–143 publications: 434 scientists 144–153 publications: 407 scientists 154–163 publications: 411 scientists 164–173 publications: 391 scientists 174–183 publications: 313 scientists 184–193 publications: 319 scientists 194–203 publications: 304 scientists 204–213 publications: 285 scientists 214–223 publications: 246 scientists 224–233 publications: 213 scientists 234–243 publications: 170 scientists 244–253 publications: 167 scientists 254–263 publications: 162 scientists 264–273 publications: 138 scientists 274–283 publications: 138 scientists 284–293 publications: 113 scientists 294–303 publications: 106 scientists 304–313 publications: 95 scientists 314–323 publications: 101 scientists 324–333 publications: 81 scientists 334–343 publications: 69 scientists 344–353 publications: 56 scientists 354–363 publications: 36 scientists 364–373 publications: 42 scientists 374–383 publications: 41 scientists 384–393 publications: 44 scientists 394–403 publications: 27 scientists 404–413 publications: 30 scientists 414–423 publications: 20 scientists 424–433 publications: 29 scientists 434–443 publications: 29 scientists 444–453 publications: 25 scientists 454–463 publications: 19 scientists 464–473 publications: 21 scientists 474–483 publications: 11 scientists 484–493 publications: 17 scientists 494–503 publications: 7 scientists 504–513 publications: 6 scientists 514–523 publications: 12 scientists 524–533 publications: 10 scientists 534–543 publications: 7 scientists 544–553 publications: 6 scientists 554–563 publications: 12 scientists 564–569 publications: 8 scientists 570+ publications: 100 scientists
44 publications 570+

This scientist: 251 publications — 79th percentile

79% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 570 publications or more.

Robert P. Schwartz D-index placement in Social Sciences and Humanities in 2026

The chart shows the D-index (discipline H-index) distribution of Social Sciences and Humanities scientists ranked by Research.com in 2026. The highlighted bar marks where Robert P. Schwartz sits on this spectrum.

30 D-Index: 177 scientists 31 D-Index: 210 scientists 32 D-Index: 222 scientists 33 D-Index: 188 scientists 34 D-Index: 181 scientists 35 D-Index: 243 scientists 36 D-Index: 261 scientists 37 D-Index: 272 scientists 38 D-Index: 278 scientists 39 D-Index: 300 scientists 40 D-Index: 297 scientists 41 D-Index: 308 scientists 42 D-Index: 313 scientists 43 D-Index: 300 scientists 44 D-Index: 269 scientists 45 D-Index: 260 scientists 46 D-Index: 228 scientists 47 D-Index: 251 scientists 48 D-Index: 203 scientists 49 D-Index: 186 scientists 50 D-Index: 187 scientists 51 D-Index: 166 scientists 52 D-Index: 138 scientists 53 D-Index: 141 scientists 54 D-Index: 131 scientists 55 D-Index: 137 scientists 56 D-Index: 109 scientists 57 D-Index: 129 scientists 58 D-Index: 95 scientists 59 D-Index: 105 scientists 60 D-Index: 106 scientists 61 D-Index: 86 scientists 62 D-Index: 94 scientists 63 D-Index: 77 scientists 64 D-Index: 79 scientists 65 D-Index: 59 scientists 66 D-Index: 68 scientists 67 D-Index: 51 scientists 68 D-Index: 49 scientists 69 D-Index: 40 scientists 70 D-Index: 43 scientists 71 D-Index: 40 scientists 72 D-Index: 50 scientists 73 D-Index: 46 scientists 74 D-Index: 43 scientists 75 D-Index: 45 scientists 76 D-Index: 45 scientists 77 D-Index: 30 scientists 78 D-Index: 25 scientists 79 D-Index: 31 scientists 80 D-Index: 29 scientists 81 D-Index: 18 scientists 82 D-Index: 21 scientists 83 D-Index: 26 scientists 84 D-Index: 15 scientists 85 D-Index: 15 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 12 scientists 89 D-Index: 7 scientists 90 D-Index: 19 scientists 91 D-Index: 20 scientists 92 D-Index: 13 scientists 93 D-Index: 9 scientists 94 D-Index: 13 scientists 95 D-Index: 8 scientists 96 D-Index: 7 scientists 97 D-Index: 6 scientists 98 D-Index: 6 scientists 99 D-Index: 6 scientists 100+ D-Index: 97 scientists
30 D-Index 100+

This scientist: 61 D-Index — 83rd percentile

83% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 100 D-Index or more.

Overview

Robert P. Schwartz is affiliated with the University of Maryland, Baltimore in the United States. Their research primarily focuses on the field of Medicine, with a significant concentration on Public Health, Environmental and Occupational Health, Epidemiology, and related subfields such as General Health Professions, Pediatrics, Perinatology and Child Health, and Geriatrics and Gerontology.

The central themes in Schwartz's work revolve around opioid use disorder treatment and substance abuse outcomes. Specific topics addressed include:

  • Opioid Use Disorder Treatment
  • Substance Abuse Treatment and Outcomes
  • Prenatal Substance Exposure Effects
  • Health Policy Implementation Science
  • Homelessness and Social Issues
  • Pharmaceutical Practices and Patient Outcomes
  • HIV, Drug Use, Sexual Risk

Schwartz has contributed to multiple high-impact publications. Some recent papers include:

  • "Preventing Hospital Readmission for Patients With Comorbid Substance Use Disorder," 2021, Annals of Internal Medicine
  • "Documented opioid use disorder and its treatment in primary care patients across six U.S. health systems," 2020, Journal of Substance Abuse Treatment
  • "PRimary Care Opioid Use Disorders treatment (PROUD) trial protocol: a pragmatic, cluster-randomized implementation trial in primary care for opioid use disorder treatment," 2021, Addiction Science & Clinical Practice
  • "Implementation Facilitation to Promote Emergency Department-Initiated Buprenorphine for Opioid Use Disorder," 2023, JAMA Network Open
  • "One million screened: Scaling up SBIRT and buprenorphine treatment in hospital emergency departments across Maryland," 2020, The American Journal of Emergency Medicine

Frequently, Schwartz publishes in the following venues:

  • Drug and Alcohol Dependence
  • Journal of Substance Abuse Treatment
  • Addiction Science & Clinical Practice
  • Journal of Substance Use and Addiction Treatment
  • Journal of Addiction Medicine

The scientist often collaborates with a recurring set of co-authors, including:

  • Shannon Gwin Mitchell
  • Jan Gryczynski
  • Kevin E. O'Grady
  • Laura B. Monico
  • Courtney Nordeck

Best Publications

  • Opioid agonist treatments and heroin overdose deaths in Baltimore, Maryland, 1995-2009.

    Robert P. Schwartz;Jan Gryczynski;Kevin E. O’Grady;Joshua M. Sharfstein

  • A randomized clinical trial of methadone maintenance for prisoners: results at 12 months postrelease.

    Timothy W. Kinlock;Michael S. Gordon;Robert P. Schwartz;Terrence T. Fitzgerald

  • Performance of the Tobacco, Alcohol, Prescription Medication, and Other Substance Use (TAPS) Tool for Substance Use Screening in Primary Care Patients

    Jennifer McNeely;Li Tzy Wu;Geetha Subramaniam;Gaurav Sharma

  • Medication-assisted treatment in criminal justice agencies affiliated with the criminal justice-drug abuse treatment studies (CJ-DATS): availability, barriers, and intentions.

    Peter D. Friedmann;Randall Hoskinson;Randall Hoskinson;Randall Hoskinson;Michael Gordon;Robert Schwartz

  • A randomized clinical trial of methadone maintenance for prisoners: findings at 6 months post-release.

    Michael S. Gordon;Timothy W. Kinlock;Robert P. Schwartz;Kevin E. O’Grady

  • SBIRT for adolescent drug and alcohol use: Current status and future directions

    Shannon Gwin Mitchell;Jan Gryczynski;Kevin E. O'Grady;Robert P. Schwartz

  • A Randomized Controlled Trial of Interim Methadone Maintenance

    Robert P Schwartz;David A Highfield;Jerome H Jaffe;Joseph V Brady

  • A randomized clinical trial of methadone maintenance for prisoners: Results at 1-month post-release

    Timothy W. Kinlock;Michael S. Gordon;Robert P. Schwartz;Kevin O’Grady

  • Why don't out-of-treatment individuals enter methadone treatment programmes?

    James A. Peterson;Robert P. Schwartz;Shannon Gwin Mitchell;Heather Schacht Reisinger

  • Pregnant Women's Current and Intended Cannabis Use in Relation to Their Views Toward Legalization and Knowledge of Potential Harm.

    Katrina Mark;Jan Gryczynski;Ellen Axenfeld;Robert P. Schwartz

  • Predictors of methadone treatment retention from a multi-site study: a survival analysis.

    Sharon M. Kelly;Kevin E. O’Grady;Shannon Gwin Mitchell;Barry S. Brown

  • Validity of Brief Screening Instrument for Adolescent Tobacco, Alcohol, and Drug Use

    Sharon M. Kelly;Jan Gryczynski;Shannon Gwin Mitchell;Arethusa Kirk

  • Update on Barriers to Pharmacotherapy for Opioid Use Disorders.

    Anjalee Sharma;Sharon M. Kelly;Shannon Gwin Mitchell;Jan Gryczynski

  • Attitudes Toward Buprenorphine and Methadone Among Opioid-Dependent Individuals

    Robert P. Schwartz;Sharon M. Kelly;Kevin E. O'Grady;Shannon Gwin Mitchell

  • Psychiatric, psychosocial, and physical health correlates of co-occurring cannabis use disorders and nicotine dependence

    Erica N. Peters;Robert P. Schwartz;Shuai Wang;Kevin E. O’Grady

  • Leaving buprenorphine treatment: Patients' reasons for cessation of care

    Jan Gryczynski;Shannon Gwin Mitchell;Jerome H. Jaffe;Kevin E. O’Grady

  • A Study of Methadone Maintenance for Male Prisoners 3-Month Postrelease Outcomes

    Timothy W. Kinlock;Michael S. Gordon;Robert P. Schwartz;Kevin E. O'Grady

  • Buprenorphine Treatment and 12-step Meeting Attendance: Conflicts, Compatibilities, and Patient Outcomes.

    Laura B. Monico;Jan Gryczynski;Shannon Gwin Mitchell;Robert P. Schwartz

  • A randomized controlled trial of prison-initiated buprenorphine: Prison outcomes and community treatment entry

    Michael S. Gordon;Timothy W. Kinlock;Robert P. Schwartz;Terrence T. Fitzgerald

  • Premature Discharge from Methadone Treatment: Patient Perspectives

    Heather Schacht Reisinger;Robert P. Schwartz;Shannon Gwin Gwin Mitchell;James A. Peterson

  • Uses of Diverted Methadone and Buprenorphine by Opioid-Addicted Individuals in Baltimore, Maryland

    Shannon Gwin Mitchell;Sharon M. Kelly;Barry S. Brown;Heather Schacht Reisinger

  • Prevalence, patterns, and correlates of multiple substance use disorders among adult primary care patients

    William S. John;He Zhu;Paolo Mannelli;Robert P. Schwartz

Frequent Co-Authors

Kevin E. O'Grady
Kevin E. O'Grady University of Maryland, College Park
Shannon Gwin Mitchell
Shannon Gwin Mitchell Friends Research Institute
Barry S. Brown
Barry S. Brown University of North Carolina Wilmington
Lisa R. Metsch
Lisa R. Metsch Columbia University
Robert K. Brooner
Robert K. Brooner Johns Hopkins University School of Medicine
Daniel J. Feaster
Daniel J. Feaster University of Miami
James L. Sorensen
James L. Sorensen University of California, San Francisco
Gary A. Zarkin
Gary A. Zarkin Research Triangle Park Foundation
Maxine L. Stitzer
Maxine L. Stitzer Johns Hopkins University School of Medicine
Stephen T. Higgins
Stephen T. Higgins University of Vermont

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