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Timothy B Gardner, MD, MS

Title(s)
Professor of Medicine
Assistant Dean of Medical Student Research

Additional Titles/Positions/Affiliations
Director Pancreatic Disorders - Dartmouth-Hitchcock Medical Center
Medical Director Pancreatic Islet Autotransplant Program - Dartmouth-Hitchcock Medical Center
Associate Director Advanced Therapeutic Endoscopy Fellowship Program - Dartmouth-Hitchcock Medical Center
Assistant Dean of Medical Student Research - Geisel School of Medicine at Dartmouth
Brigade Surgeon - 197th FAB, New Hampshire Army National Guard

Department(s)
Medicine

Education
BA (History) - Dartmouth College (1995)
MD - University of Connecticut School of Medicine (2000)
MS - Clinical Research, The Dartmouth Institute (2013)

Resident, Internal Medicine, Dartmouth-Hitchcock Medical Center (2000-03)
Chief Resident, Internal Medicine, Dartmouth-Hitchcock Medical Center (2004)
Fellow, Gastroenterology and Hepatology, Dartmouth-Hitchcock Medical Center (2004-07)
Fellow, Clinic Pancreatology, Mayo Clinic Rochester (2008)

Contact Information

One Medical Center Drive
Lebanon NH 03756

Office: 603-650-5261
Email: timothy.b.gardner@hitchcock.org

Professional Interests

Research into the pathophysiology, treatment and outcomes of acute and chronic pancreatitis and pancreatic cancer.

Selected Publications
 

Clinical Management Changes After EUS for Incidental Pancreatic Cysts: A Single-Center Experience.
Seel AJ, Smith KD, Adler J, Gordon SR, Gardner TB
Pancreas. 2026 Jul 1;55(6):e545-e546. doi: 10.1097/MPA.0000000000002647. Epub 2026 Jul 1.
PMID: 42288953

Outer membrane vesicles secreted by Bacteroides fragilis inhibit CFTR chloride secretion by human colon organoids.
Barnaby R, Nymon A, Salerno P, Roche CT, Ah Goo Y, Cho B-K, Gardner TB, Svindrych Z, Taatjes DJ, Hampton TH, Ross B, Stanton BA
Infect Immun. 2026 Jul 14;94(7):e0012926. doi: 10.1128/iai.00129-26. Epub 2026 May 29.
PMID: 42212678

Zegocractin for acute pancreatitis with systemic inflammatory response syndrome: a randomized, controlled, dose-ranging, phase 2b trial.
Sutton R, Garg PK, Miller J, Kumar SS, Buxbaum JL, Philip M, Zhang J, Stauderman K, Hebbar S, Wu BU, Peacock WF, Gardner TB
EClinicalMedicine. 2026 Mar;93:103757. doi: 10.1016/j.eclinm.2026.103757. Epub 2026 Feb 23.
PMID: 41938843

The regional landscape of the human colon culturome in health and cystic fibrosis.
Surve SV, Valls RA, Barrack KE, Gwilt LL, Gardner TB, O'Toole GA
Microbiol Spectr. 2026 Apr 7;14(4):e0312625. doi: 10.1128/spectrum.03126-25. Epub 2026 Feb 27.
PMID: 41757945

Acute pancreatitis management and outcome at tertiary hospitals in Rwanda: A prospective multicenter study.
Mukanumviye MS, Sebera E, Dusabejambo V, Dadamessi I, van Leeuwen DJ, Gardner TB, Redae B, Nyampinga D, Rutaganda E, Ingabire Z, Nzayisenga I, Musabende M, Shikama F, Niyonsenga M, Salaheldin G, Aberra H
Pancreatology. 2026 May;26(3):479-481. doi: 10.1016/j.pan.2026.01.074. Epub 2026 Jan 31.
PMID: 41692635

Systematic Approach to Treatment of Chronic Pancreatitis.
Javidi DJ, Okwor N, Gardner TB
Gastroenterol Hepatol (N Y). 2026 Jan;22(1):20-30.
PMID: 41646081

Minor Papillotomy for Treatment of Idiopathic Acute Pancreatitis With Pancreas Divisum: A Randomized Clinical Trial.
Cote GA, Durkalski-Mauldin V, Fogel EL, Moffatt DC, Wang AY, Lara LF, Tarnasky PR, Buxbaum JL, Dai SC, Jonnalagadda S, Willingham FF, Ross A, Keswani RN, Inamdar S, Kothari TH, Gardner TB, Jamidar PA, Gaddam S, Pleskow DK, Easler JJ, Elmunzer BJ, Coneys JG, Mallery JS, Strand DS, Papachristou GI, Slivka A, Kedia P, Sahakian AB, Kouanda A, Phan A, Williams A, Andersen DK, Serrano J, Yadav D, SHARP Consortium
JAMA. 2026 Feb 24;335(8):682-692. doi: 10.1001/jama.2025.23988.
PMID: 41533371

Cannabis use in chronic pancreatitis: A narrative review.
Javidi DJ, Gardner TB
Pancreatology. 2026 Feb;26(1):13-17. doi: 10.1016/j.pan.2025.12.017. Epub 2025 Dec 23.
PMID: 41455616

Updates From the 2025 IAP Acute Pancreatitis Guidelines.
Buxbaum JL, Gardner TB, Chari ST
Pancreas. 2026 Feb 1;55(2):e147-e149. doi: 10.1097/MPA.0000000000002602. Epub 2026 Feb 1.
PMID: 41396828

Developing Global Gastrointestinal Care Capacity: Lessons Learned From a New GI Partnership Care Delivery Model in Rwanda.
Bryan MR, Bensen GP, Wipper B, Dunleavy KA, Felicien S, Ingabire P, Rutaganda E, Smith M, Laird RE, Makrauer F, Rubenberg L, Chudy-Onwugaje K, Gardner TB, Duerksen D, Bensen SP, Dusabejambo V
J Clin Gastroenterol. 2026 Jan 1;60(1):1-9. doi: 10.1097/MCG.0000000000002274. Epub 2026 Jan 1.
PMID: 41295906

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