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Photo of Dr. Marcia Canto

Marcia Irene Canto, M.D.

Director of Clinical Research, Division of Gastroenterology
Professor of Medicine

Female  | Languages: English, Filipino, Tagalog

Appointment Phone


Main Location

Johns Hopkins Gastroenterology and Hepatology - Howard County

Out-of-State & International Patients +
Out of State Patients

Call 410-464-6641 (8a.m. to 6p.m., EST, Mon-Fri)

Learn more about our out-of-state patient services »

International Patients

Call +1-410-502-7683 (7a.m. to 6p.m., EST, Mon-Fri)

Learn more about our international patient services »


  • Director of Clinical Research, Division of Gastroenterology
  • Professor of Medicine
  • Professor of Oncology

Centers & Institutes



Johns Hopkins Gastroenterology and Hepatology - Howard County

Appointment Phone: 410-715-0350

10700 Charter Drive
Charter Medical Building Suite 310
Columbia, MD 21044 map

The Johns Hopkins Hospital - Main Entrance

Appointment Phone: 410-933-7495

1800 Orleans Street
Baltimore, MD 21287 map


Barrett's Esophagus, Clinical Gastroenterology, Colon Polyps, Digestive Diseases, Endoscopic Ultrasonography, Endoscopy, Esophageal Cancer, Esophageal Disease, Family History of Cancer, Gastric ulcer, Gastroenterology , Gastroesophageal Reflux Disease , Gastrointestinal Cancers, Gastrointestinal Diseases, Heartburn, Pancreatic and Biliary Disease, Pancreatic Cancer, Pancreatic Cysts, Reflux and Burning, Stomach Pain, Stomach Ulcer, Swallowing Disorders

Research Interests

Familial pancreatic cancer; Barrett's esophagus; Endomicroscopy; Endoscopic mucosal ablation and resection

    Additional Information

  • Education +


    • University of the Philippines Manila / MD (1985)


    • SUNY at Brooklyn College of Medicine / Internal Medicine (1990)


    • Johns Hopkins University School of Medicine / Gastroenterology (1993)
    • University Hospitals of Cleveland / Gastroenterology (1995)
    • University of California (Irvine) School of Medicine / Gastroenterology (1995)


    • American Board of Internal Medicine / Gastroenterology (1995, 2008)
    • American Board of Internal Medicine / Internal Medicine (1989)
  • Research & Publications +

    Clinical Trial Keywords: Endoscopic radiofrequency ablation, Endoscopic cryotherapy, Cancer of the Pancreas Screening, Confocal endomicroscopy Barrett's esophagus

    Selected Publications

    Wang, J.S.; Guo, M.; Montgomery, E.A.; Thompson, R.E.; Cosby, H.; Hicks, L.; Wang, S.; Herman, J.G.; Canto, M.I. DNA promoter hypermethylation of p16 and APC predicts neoplastic progression in Barrett''s esophagus. Am J Gastroenterol. 2009 Sep;104(9):2153-2160.

    Brune, K.A.; Lau, B.; Palmisano, E.; Canto, M.; Goggins, M.G.; Hruban, R.H.; Klein, A.P. Importance of age of onset in pancreatic cancer kindreds. J Natl Cancer Inst. 2010 Jan 20;102(2):119-126.

    Harinck, F.; Canto, M.I.; Schulick, R.; Goggins, M.; Poley, J.W.; Fockens, P.; Kluijt, I.; Bruno, M. Surveillance in individuals at high risk of pancreatic cancer: too early to tell? Gut. 2010 Jul;59(7):1005; author reply 1006-1007.

    Hector, A.; Montgomery, E.A.; Karikari, C.; Canto, M.; Dunbar, K.B.; Wang, J.S.; Feldmann, G.; Hong, S.M.; Haffner, M.C.; Meeker, A.K.; Holland, S.J.; Yu, J.; Heckrodt, T.J.; Zhang, J.; Ding, P.; Goff, D.; Singh, R.; Roa, J.C.; Marimuthu, A.; Riggins, G.J.; Eshleman, J.R.; Nelkin, B.D.; Pandey, A.; Maitra, A. The Axl receptor tyrosine kinase is an adverse prognostic factor and a therapeutic target in esophageal adenocarcinoma. Cancer Biol Ther. 2010 Nov 29;10(10):1009-1018.

    Hruban, R.H.; Canto, M.I.; Goggins, M.; Schulick, R.; Klein, A.P. Update on familial pancreatic cancer. Adv Surg. 2010;44:293-311.

    Lennon, A.M.; Newman, N.; Makary, M.A.; Edil, B.H.; Shin, E.J.; Khashab, M.A.; Hruban, R.H.; Wolfgang, C.L.; Schulick, R.D.; Giday, S.; Canto, M.I. EUS-guided tattooing before laparoscopic distal pancreatic resection (with video). Gastrointest Endosc. 2010 Nov;72(5):1089-1094.

    Newman, N.A.; Lennon, A.M.; Edil, B.H.; Gilson, M.M.; Giday, S.A.; Canto, M.I.; Schulick, R.D.; Makary, M.A. Preoperative endoscopic tattooing of pancreatic body and tail lesions decreases operative time for laparoscopic distal pancreatectomy. Surgery. 2010 Aug;148(2):371-377.
  • Academic Affiliations & Courses +
  • Activities & Honors +
  • Videos & Media +
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