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Patricia A Garcia, M.D.

Photo of Dr. Patricia A Garcia, M.D.


Expertise: Abdominal Pain, Constipation, Dysphagia, Gastroenterology, Gastroesophageal Reflux Disease (GERD), Gastroparesis, GI Tract Motility Disorders, Irritable Bowel Syndrome, Neurogastroenterology more

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The Johns Hopkins Hospital (Main Entrance)
Appointment Phone: 410-933-7495

1800 Orleans St.
Sheikh Zayed Tower
Baltimore, MD 21287 map
Phone: 410-283-4457

Johns Hopkins Outpatient Center

601 N. Caroline St.
Baltimore, MD 21287 map
Phone: 410-283-4457

Johns Hopkins Bayview Medical Center

4940 Eastern Avenue
Baltimore, MD 21224 map
Phone: 410-283-4457

Johns Hopkins Bayview Medical Center

4940 Eastern Avenue
GI Clinic, A Building, 5th floor
Baltimore, MD 21224 map
Phone: 410-550-0790


Dr. Garcia specializes in neurogastroenterology and motility disorders, including esophageal motility disturbances, dysphagia, gastroesophageal reflux disease, irritable bowel syndrome, chronic abdominal pain, gastroparesis and constipation. 

Dr. Garcia is board certified in internal medicine and gastroenterology and has completed additional training in neurogastroenterology. more



  • MD, University of Michigan Medical School (2008)


  • Hospital of the University of Pennsylvania / Internal Medicine (2011)


  • Columbia University Medical Center / Gastroenterology (2014)

Board Certifications

  • American Board of Internal Medicine / Gastroenterology (2014)
  • American Board of Internal Medicine / Internal Medicine (2011)

Research & Publications

Selected Publications

  1. Linster C, Garcia P, Hasselmo M, Baxter M. Selective loss of cholinergic neurons projecting to the olfactory system increases perceptual generalization between similar, but not dissimilar, odorants. Behavioral Neuroscience. 2001; 115 (4): 826-833.
  2. Hauser M, Tsao F, Garcia P, and Spelke E. Evolutionary foundations of number: spontaneous representations of numerical magnitudes by cotton-top tamarins. Proceedings: Biological Sciences. 2003; 270 (1523): 1441-1446.
  3. Schmiedlin-Ren P, Mathias J, Garcia P, Tang H, Christman G, and Zimmermann E. Resveratrol decreases intestinal smooth muscle cell proliferation and collagen synthesis. Gastroenterology. 2008; 134 (4):Supplement 2.
  4. Garcia P, Schmiedlin-Ren P, Mathias J, Tang H, Christman G, and Zimmermann E. Resveratrol causes cell cycle arrest, decreased collagen synthesis, and apoptosis in rat intestinal smooth muscle cells. Am J Physiol Gastrointest Liver Physiol. 2012; 302(3):G326-35.
  5. Garcia P, Hallinan E, Gould J, Jodorkovsky D, Clarke JO, Lee L. Randomized Double-Blind Placebo-Controlled Pilot Study of Acupuncture in Idiopathic Gastroparesis. Gastroenterology 2015; 148 (4): S514.
  6. El Zein M, Kumbhari V, Saxena P, Kamal A, Ngamruengphong S, Besharati S, Abdelgelil A, Stein E, Tieu A, Raja S, Garcia P, Dhalla S, Clarke JO, Khashab MA. Learning curve for peroral endoscopic myotomy deciphered: a comprehensive analysis using two different methodologies. GIE 2015; 81(5):AB167.
  7. Khashab MA, El Zein M, Kumbhari V, Besharati S, Ngamruengphong S, Messallam A, Abdelgalil A, Saxena P, Tieu AH, Raja S, Stein E, Dhalla S, Garcia P, Singh VK, Pasricha PJ, Kalloo AN, Clarke JO. Comprehensive analysis of efficacy and safety of peroral endoscopic myotomy performed by a gastroenterologist in the endoscopy unit: a single-center experience. GIE 2015; 81(5):AB487

Activities & Honors


  • American Neurogastroenterology and Motility Society Clinical Training Fellow, 2013 - 2013
  • Mark Supiano Award for Excellence in Geriatric Medicine, 2008 - 2008
  • Dean’s Commendation for Excellence in Clinical Skills and the Art of Medicine, 2008 - 2008


  • American College of Gastroenterology, 2012
  • American Society of Gastrointestinal Endoscopy, 2012
  • American Gastroenterological Association, 2012
  • American Neurogastroenterology and Motility Society, 2013
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