Faculty profile

Natasha Bollegala

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Assistant ProfessorDepartment of MedicineUniversity of Toronto

Natasha Bollegala

Assistant Professor

Department of Medicine

Temerty Faculty of Medicine

University of Toronto

Toronto, Ontario, Canada

Supervision signals

Professors usually supervise graduate students in their department's programs.
10 publications in the last five years, latest in 2026.
Senior (last) author on 2 recent papers, a sign of leading a research group.

These signals come from public records, including federal and provincial funding decisions. Ask the professor or the graduate program whether they are taking new students.

Academic metrics

Publications

287

Citations

Collaborators

Publications by year

Counts cover the publications linked to this profile. Citations and the h-index appear when the source records them.

Profiles and links

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Signals and details

Research

Read how they describe their research on their University of Toronto profile.

Latest papers

Ancillary Services to Screening Mammography and Colonoscopy Burdened by Patient Cost-Sharing
Journal of General Internal Medicine · 2026
Nationalization of clinical care pathways for inflammatory bowel disease management in Canada
Journal of the Canadian Association of Gastroenterology · 2026
Growing pains: adult subspecialist perspectives on improving transition from paediatric to adult care for youth with complex health conditions.
BMJ open quality · 2026

All 21 publications

21 publications.

Ancillary Services to Screening Mammography and Colonoscopy Burdened by Patient Cost-Sharing

Michal Horný, Natasha P. Bollegala, Nina M. Capiro, Jeffrey D. Mosko, Craig Wilsen, Alex Hoagland

Journal of General Internal Medicine2026Open Access

DOI: 10.1007/s11606-026-10321-w PMID: 41803592

Nationalization of clinical care pathways for inflammatory bowel disease management in Canada

Chappell KD, Tausif A, Seow CH, Panaccione R, Lim A, Tersigni C, Nguyen GC, Wang H, Fehr W, Bitton A

Journal of the Canadian Association of Gastroenterology2026Open Access

DOI: 10.1093/jcag/gwaf043

Growing pains: adult subspecialist perspectives on improving transition from paediatric to adult care for youth with complex health conditions.

Malecki S, Nwebube C, Orkin J, Halperin I, Khan N, John T, Katzberg H, Steiman A, Matta R, Abdelhalim T, Andrade DM, Bollegala N, Bush S, Ryan C, Colapinto K, Dimaraki E, Faghfoury H, Fu J, Gakhal N, Gent K, Korenblum C, Lansang P, Lega IC, Lim-Fat MJ, Liu J, Miranda S, Mukerji G, Pagnoux C, Vandepoele E, Vinik O, Wentzel K, Yates D, Cohen E, Toulany A

BMJ open quality2026Open Access

DOI: 10.1136/bmjoq-2026-004387 PMID: 42648749

Perspectives of Adolescents and Young Adults With Inflammatory Bowel Disease on a Biopsychosocial Transition Intervention: Qualitative Interview Study.

Allemang B, Miatello A, Browne M, Barwick M, Maini P, Eszczuk J, Pandit C, Sadhra T, Forhan L, Bollegala N, Fu N, Lee K, Dekker E, Nistor I, Ahola Kohut S, Keefer L, Griffiths AM, Walters TD, Micsinszki S, Mack DR, Lawrence S, Kroeker KI, de Guzman J, Tausif A, Tersigni C, Anthony SJ, Benchimol EI

JMIR pediatrics and parenting20253 citationsOpen Access

DOI: 10.2196/64618 PMID: 40176441

Reflections on youth partnership in a randomized controlled trial of an intervention to optimize transition from pediatric to adult care in inflammatory bowel disease.

Allemang B, Miatello A, Maini P, Eszczuk J, Tersigni C, Micsinszki S, Dave S, Bollegala N, Fu N, Lee K, Anthony SJ, Barwick M, Benchimol EI

Health care transitions2025Open Access

DOI: 10.1016/j.hctj.2025.100111 PMID: 40688098

Understanding the impact of gender during gastroenterology postgraduate medical training.

Cintosun A, Jawaid N, Pattni C, LoMonaco J, Bollegala N

Journal of the Canadian Association of Gastroenterology2025Senior author

DOI: 10.1093/jcag/gwaf020 PMID: 41393985

Mental Health Experiences of Adolescents and Young Adults with Inflammatory Bowel Disease During Transition to Adult Care: A Qualitative Descriptive Study.

Allemang B, Browne M, Barwick M, Bollegala N, Fu N, Lee K, Miatello A, Dekker E, Nistor I, Ahola Kohut S, Keefer L, Micsinszki S, Walters TD, Griffiths AM, Mack DR, Lawrence S, Kroeker KI, de Guzman J, Tausif A, Maini P, Tersigni C, Anthony SJ, Benchimol EI

The Journal of pediatrics202412 citations

DOI: 10.1016/j.jpeds.2024.114123 PMID: 38815748

Associations with sexual dysfunction among a Canadian cohort with inflammatory bowel disease

Adam V. Weizman, Derek M Nguyen, Laura E. Targownik, Jeff Mosko, Natasha P. Bollegala, Fred G. Saibil, Vivian Huang, Amanda Selk, Michael A. Bernstein

Journal of the Canadian Association of Gastroenterology20241 citationsOpen Access

DOI: 10.1093/jcag/gwae048 PMID: 39906274

Multimodal intervention to improve the transition of patients with inflammatory bowel disease from pediatric to adult care: protocol for a randomized controlled trial.

Bollegala N, Barwick M, Fu N, Griffiths AM, Keefer L, Kohut SA, Kroeker KI, Lawrence S, Lee K, Mack DR, Walters TD, de Guzman J, Tersigni C, Miatello A, Benchimol EI

BMC gastroenterology202218 citationsFirst authorOpen Access

DOI: 10.1186/s12876-022-02307-9 PMID: 35585484

Canadian Gastroenterology Career Pathway Experiences: Exploring the Gender Divide.

Jawaid N, Boctor M, LoMonaco J, Bollegala N

Journal of the Canadian Association of Gastroenterology2022Senior author

DOI: 10.1093/jcag/gwac002 PMID: 35919764

Profile data last refreshed on September 29, 2026 from the university directory, publication records and public research funding records.

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Natasha Bollegala

Research

Latest papers

Ancillary Services to Screening Mammography and Colonoscopy Burdened by Patient Cost-Sharing

Nationalization of clinical care pathways for inflammatory bowel disease management in Canada

Growing pains: adult subspecialist perspectives on improving transition from paediatric to adult care for youth with complex health conditions.

Perspectives of Adolescents and Young Adults With Inflammatory Bowel Disease on a Biopsychosocial Transition Intervention: Qualitative Interview Study.

Reflections on youth partnership in a randomized controlled trial of an intervention to optimize transition from pediatric to adult care in inflammatory bowel disease.

Understanding the impact of gender during gastroenterology postgraduate medical training.

Mental Health Experiences of Adolescents and Young Adults with Inflammatory Bowel Disease During Transition to Adult Care: A Qualitative Descriptive Study.

Associations with sexual dysfunction among a Canadian cohort with inflammatory bowel disease

Multimodal intervention to improve the transition of patients with inflammatory bowel disease from pediatric to adult care: protocol for a randomized controlled trial.

Canadian Gastroenterology Career Pathway Experiences: Exploring the Gender Divide.

Frequent collaborators

Geoffrey Nguyen

Eric Benchimol

Kate Lee

Melanie Barwick

Michael Bernstein

Sara Kohut

Louis Liu

Samuel Silver

Anne Griffiths

Chaim Bell

Karen Kroeker

Sara Ahola Kohut

Samantha Anthony

Brooke Allemang

Vivian Huang

Hanna Faghfoury

Natasha Gakhal

Ilana Halperin

Fred Saibil

Hans Katzberg

Chandni Pattni

Alex Hoagland

Christian Pagnoux

Jessica Liu

Sarah Malecki

Ophir Vinik

Jeffrey Mosko

Eleni Dimaraki

Amanda Steiman

Seth Shaffer

Tarek Abdelhalim

Shree Bhalerao

Steven Hawken

Sanjay Murthy

Neeraj Narula

Lise Bjerre

Clodagh Ryan