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Gabriel A. Brooks, MD, MPH

Title(s)
Associate Professor of Medicine
Associate Professor of The Dartmouth Institute

Additional Titles/Positions/Affiliations
Member, Cancer Population Sciences Research Program
Member, Gastrointestinal Clinical Oncology Group

Department(s)
Medicine
The Dartmouth Institute

Education
B.A., Dartmouth College - 2002
M.D., University of Pennsylvania - 2006
M.P.H., Harvard T.H. Chan School of Public Health - 2013

Programs
Dartmouth Cancer Center
The Dartmouth Institute for Health Policy and Clinical Practice

Websites
https://www.gaboncology.com

Contact Information


Professional Interests

Cancer care delivery
Interventions to prevent hospitalizations during cancer treatment
Interventions to reduce toxicity of cancer treatment
Screening for DPD deficiency prior to fluoropyrimidine chemotherapy


Selected Publications

 

Measuring How Palliative Care is Delivered: Using Provider Sequences as a New Quality Signal.
Shin JJ, Barnato AE, Brooks GA, Campbell AM, Thota RC, O'Malley AJ, Farid AM, Khayal IS
J Pain Symptom Manage. 2026 Jun 10; pii: S0885-3924(26)00823-7. doi: 10.1016/j.jpainsymman.2026.06.002. Epub 2026 Jun 10.
PMID: 42270018

Sustained Impacts in the Oncology Care Model: Medicare Payment Impacts in the 18 Months After the Model's End.
Hoodin D, McClellan S, Chami N, Ly C, Brooks GA, Keating NL, Kummet CM, Hsu VD, Shao S, Trombley MJ
Health Serv Res. 2026 Jun;61(3):e70121. doi: 10.1111/1475-6773.70121.
PMID: 42137948

The Oncology Care Model and Initiation of Systemic Therapy for Cancer.
Keating NL, Lam MB, Landrum MB, McWilliams JM, Wright AA, Brooks GA, Zubizarreta JR, Buzzee B, Landon BE
JAMA Intern Med. 2026 Jun 1;186(6):732-741. doi: 10.1001/jamainternmed.2026.1085.
PMID: 42043828

A Novel Simulation Framework for Evaluating and Optimizing Oncology Outreach Policies in a Regional Cancer System.
Scodari BT, O'Malley AJ, Kapadia NS, Brooks GA, Korsberg AA, Moen EL
Cancer Med. 2026 Apr;15(4):e71771. doi: 10.1002/cam4.71771.
PMID: 41937101

The Oncology Care Model and Medicare Payments, Utilization, and Quality.
Brooks GA, Trombley M, McClellan S, Zheng Q, Landrum MB, Hsu VD, Kummet CM, Liu PH, Hoodin D, Doyle C, Simon C, Keating NL
JAMA. 2026 Apr 21;335(15):1332-1340. doi: 10.1001/jama.2026.2075.
PMID: 41879763

Outcomes Among Medicare Beneficiaries After Cancer Surgery in Hospitals That Subsequently Closed.
Kim MY, Staiger DO, Brooks GA, Wang Q, Wong SL, Tosteson ANA
JAMA Netw Open. 2026 Jan 2;9(1):e2553704. doi: 10.1001/jamanetworkopen.2025.53704. Epub 2026 Jan 2.
PMID: 41528743

Changes in patient-sharing patterns after oncologist departures in rural and urban settings: a Medicare cohort study.
Cornelius SL, O'Malley AJ, Brooks GA, Tosteson ANA, Schaefer A, Moen EL
Appl Netw Sci. 2026;11(1):1. doi: 10.1007/s41109-025-00762-3. Epub 2025 Dec 2.
PMID: 41509684

Patient and staff experiences with an EHR-Integrated Symptom Management Program (eSyM) in oncology.
Cronin CM, Barrett F, Dias S, Paudel R, Osarogiagbon RU, Schrag D, Wong SL, Dizon DS, Bian JJ, Hazard-Jenkins HW, Brooks GA, Revette A, Hassett MJ
Support Care Cancer. 2025 Dec 24;34(1):54. doi: 10.1007/s00520-025-10248-8. Epub 2025 Dec 24.
PMID: 41442064

Association of DPYD rs4294451, plasma uracil concentration, and sex with 5-fluorouracil exposure in patients with gastrointestinal cancer.
Brooks GA, Ness DB, Hourdequin KC, Ripple GH, Amin M, Lord-Halvorson S, Khan WA, Deharvengt SJ, Busque V, Dragnev KH, Zhao W, Tosteson TD, Lewis LD
Cancer Chemother Pharmacol. 2025 Dec 4;95(1):120. doi: 10.1007/s00280-025-04851-z. Epub 2025 Dec 4.
PMID: 41339584

Associations of Social Deprivation and Oncology Physician Network Vulnerability With Acute Care Utilization in the SEER-Medicare Population.
Korsberg AA, Brooks GA, O'Malley AJ, Onega T, Schaefer AP, Moen EL
Health Serv Res. 2026 Feb;61(1):e70070. doi: 10.1111/1475-6773.70070. Epub 2025 Nov 18.
PMID: 41255080

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