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JoAnna K Leyenaar, MD, MPH, PhD

Title(s)
Professor of Health Policy and Clinical Practice
Professor of Pediatrics
Paul Batalden Chair for Clinical Improvement and Professional Development

Additional Titles/Positions/Affiliations
Vice Chair of Research, Department of Pediatrics

Department(s)
Health Policy and Clinical Practice
Pediatrics

Websites
https://sites.dartmouth.edu/leyenaarlab/

Contact Information


Professional Interests

Healthcare quality for hospitalized children
Urban-rural disparities in pediatric healthcare quality
Healthcare delivery for pediatric mental health conditions
Hospital-to-home transitional care

Grant Information

Comparative Effectiveness of Direct Admission & Admission through Emergency Departments for Children (PCORI)

Urban-Rural Disparities in Children with Chronic Illness (NIH - NIMHD)

Biography

A pediatrician and health services researcher, Dr. JoAnna Leyenaar's work is focused on improving the quality of healthcare provided to children, particularly those who are vulnerable and underserved. In her clinical role, Dr. Leyenaar works as a pediatric hospitalist and Vice Chair of Research for the Department of Pediatrics at Dartmouth-Hitchcock Medical Center. Dr. Leyenaar's main areas of research interest include: care coordination for children with chronic illnesses, urban-rural disparities in healthcare quality, hospital-to-home transitions, integration of mental and behavioral healthcare in pediatrics, and care of opioid-exposed infants. She is currently receiving funding from the Patient Centered Outcomes Research Institute to evaluate the safety and effectiveness of direct admission to hospital as an alternative to admission through emergency departments. In addition, she is funded by the National Institute on Minority Health and Health Disparities to examine urban-rural disparities in healthcare access and outcomes for children with medical complexity. Dr. Leyenaar received her MD from McMaster University (Canada), her MPH from Harvard University, and her PhD from Tufts University.


Selected Publications

 

Timing of Medicaid Enrollment During Pregnancy and Associated Infant Outcomes.
Toyin-Thomas P, Leggett CG, Goodman DC, Leyenaar JK
Acad Pediatr. 2026 Jul 30;26(8):103419. doi: 10.1016/j.acap.2026.103419. Epub 2026 Jul 30.
PMID: 42532373

Variation in Neonatal Intensive Care and Post-Discharge Outcomes in Military-Insured Newborns.
Goodman DC, Romano CJ, Hall C, Leyenaar JK, Gumbs GR, Mu TS, Conlin AMS
Hosp Pediatr. 2026 Oct 1;16(10):850-860. doi: 10.1542/hpeds.2025-009012.
PMID: 42492937

Predominant Clinicians and Care Settings for Young Military-Connected Children with Medical Complexity.
Joseph DN, Lanning J, Arakelyan M, Romano CJ, Vanderwiel SL, Goodman DC, Schaefer AP, Gumbs GR, Lutgendorf MA, O'Malley AJ, Conlin AMS, Hall C, Leyenaar JK
Acad Pediatr. 2026 Jul 20;26(7):103405. doi: 10.1016/j.acap.2026.103405. Epub 2026 Jul 20.
PMID: 42476407

Normalized barriers and unaddressed concerns: A qualitative study of the lived experiences of adults living in rural areas with advanced chronic kidney disease.
Sanders G, Kumar I, Dade A, Bernstein SL, Block CA, Crowe-Cumella H, Elwyn G, Gerraughty L, Junkins V, Milliman A, Nano JP, Ramkumar N, Sierpe A, Turner-Gee Q, O'Hare A, Leyenaar JK, Saunders CH
medRxiv. 2026 Jul 10; pii: 2026.07.05.26356878. doi: 10.64898/2026.07.05.26356878. Epub 2026 Jul 10.
PMID: 42465909

Understanding Rurality and Associated Suicide Risks: Perspectives of Adolescents and Caregivers.
Allen SE, Gasper G, Leavitt HB, Pogue JA, Helmling AC, Hernandez NG, Jacobs E, Vanderwiel SL, Cantwell HM, Velmineti V, Sierpe A, Westlund Scheiner M, Hughes JL, Finn CT, Kapadia A, Rutman MS, Leyenaar JK
Acad Pediatr. 2026 Sep 19;26(7):103402. doi: 10.1016/j.acap.2026.103402. Epub 2026 Sep 19.
PMID: 42448222

Response to 'Mitigating race, ethnicity, and nativity differences in pregnancy outcomes: a cultural-psychosocial approach for women with disabilities'.
Dev A, Horner-Johnson W, Schaefer A, Stukel TA, Goodman DC, Leyenaar JK
Disabil Health J. 2026 Oct;19(4):102082. doi: 10.1016/j.dhjo.2026.102082. Epub 2026 May 11.
PMID: 42142965

Early Intervention Enrollment Among Substance-exposed Infants in Massachusetts: A Population-level Analysis.
Peacock-Chambers E, Gu KQ, Miller E, Shieh MS, Jurkowski BL, Palmer S, Diop H, Singh R, Litt JS, Leyenaar JK
J Dev Behav Pediatr. 2026 May 1; doi: 10.1097/DBP.0000000000001486. Epub 2026 May 1.
PMID: 42081262

Variation in Suicide Risk Screening by Pediatricians Across Subspecialties.
Huttle A, Gasper G, Green CM, Leslie LK, Leyenaar JK
Pediatrics. 2026 May 1;157(5) pii: e2025071208. doi: 10.1542/peds.2025-071208.
PMID: 41974443

Behavioral and Mental Health Screening Practices, Barriers, and Facilitators: A National Survey of Pediatricians.
Gasper GM, Huttle A, Green CM, Leslie LK, Leyenaar JK
Acad Pediatr. 2026 May-Jun;26(4):103291. doi: 10.1016/j.acap.2026.103291. Epub 2026 Mar 17.
PMID: 41856273

Characteristics of United States Rural Hospitals by General Pediatric Care Availability, 2023.
McDaniel CE, Seryozhenkov E, Dever R, Ralston Daniel M, Freyleue SD, Leyenaar JK
Acad Pediatr. 2026 May-Jun;26(4):103264. doi: 10.1016/j.acap.2026.103264. Epub 2026 Feb 21.
PMID: 41730332

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