Gary W. Falk, MD, MS

faculty photo
Professor of Medicine at the Hospital of the University of Pennsylvania
Department: Medicine

Contact information
3400 Civic Center Boulevard
749 Perelman Center for Advanced Medicine
South Pavilion
Philadelphia, PA 19104
Office: 215-615-4951
Fax: 215-349-5915
Education:
HS
Stuyvesant High School, New York, New York , 1972.
B.S. (Biology-Geology. Cum laude with high distinction)
University of Rochester, Rochester, NY, 1976.
M.D.
University of Rochester School of Medicine and Dentistry, Rochester, NY, 1980.
M.S. (Clinical Research)
Case Western Reserve University School of Medicine Clinical Scholars Program, Cleveland, Ohio, 2006.
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Description of Clinical Expertise

Esophageal diseases including Barrett's esophagus, eosinophilic esophagitis, GERD diagnosis and treatment, achalasia, motility abnormalities, extraesophageal GERD, dysphagia, esophageal cancer

Description of Other Expertise

Consultative gastroenterology
Upper endosccopy
Endoscopic dilation
Endoscopic mucosal resection
Radiofrequency ablation
Pneumatic dilation
Colonoscopy
Polypectomy
High resolution manometry
BRAVO pH
Impedance pH
Hydrogen breath tests
Urea breath tests

Description of Research Expertise

Barrett's esophagus: chemoprevention, detection, diagnosis, cancer prevention, epidemiology, risk stratification, pathogenesis

Eosinophilic esophagitis: epidemiology, pediatric-adult transition, fibrosis, clinical trials, pathogenesis

Endoscopy: advanced imaging

Selected Publications

Laczkó Dorottya, Wang Fang, Johnson F Bradley, Jhala Nirag, Rosztóczy András, Ginsberg Gregory G, Falk Gary W, Rustgi Anil K, Lynch John P: Modeling Esophagitis Using Human Three-Dimensional Organotypic Culture System. The American journal of pathology 187(8): 1787-1799, Aug 2017.

Wani Sachin, Muthusamy V Raman, Shaheen Nicholas J, Yadlapati Rena, Wilson Robert, Abrams Julian A, Bergman Jacques, Chak Amitabh, Chang Kenneth, Das Ananya, Dumot John, Edmundowicz Steven A, Eisen Glenn, Falk Gary W, Fennerty M Brian, Gerson Lauren, Ginsberg Gregory G, Grande David, Hall Matt, Harnke Ben, Inadomi John, Jankowski Janusz, Lightdale Charles J, Makker Jitin, Odze Robert D, Pech Oliver, Sampliner Richard E, Spechler Stuart, Triadafilopoulos George, Wallace Michael B, Wang Kenneth, Waxman Irving, Komanduri Srinadh: Development of quality indicators for endoscopic eradication therapies in Barrett's esophagus: the TREAT-BE (Treatment with Resection and Endoscopic Ablation Techniques for Barrett's Esophagus) Consortium. Gastrointestinal endoscopy 86(1): 1-17.e3, Jul 2017.

Cotton Cary C, Wolf W Asher, Overholt Bergein F, Li Nan, Lightdale Charles J, Wolfsen Herbert C, Pasricha Sarina, Wang Kenneth K, Shaheen Nicholas J: Late Recurrence of Barrett's Esophagus After Complete Eradication of Intestinal Metaplasia is Rare: Final Report From Ablation in Intestinal Metaplasia Containing Dysplasia Trial. Gastroenterology 153: 681-688, Jun 2017.

Mukkada Vincent, Falk Gary W, Eichinger Christian S, King Denise, Todorova Lora, Shaheen Nicholas J: Health-related Quality of Life and Costs Associated With Eosinophilic Esophagitis: A Systematic Review. Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association 16: 495-503, Jun 2017.

Epstein Jeremy A, Cosby Hilary, Falk Gary W, Khashab Mouen A, Kiesslich Ralf, Montgomery Elizabeth A, Wang Jean S, Canto Marcia Irene: Columnar Islands in Barrett's Esophagus: Do They Impact Prague C&M Criteria and Dysplasia Grade? Journal of gastroenterology and hepatology 32: 1598-1603, Jan 2017.

Levy Jennifer L, Levine Marc S, Rubesin Stephen E, Falk Gary W, Metz David C, Dempsey Daniel T, Ginsberg Gregory G: Findings of Esophagography for 25 Patients After Peroral Endoscopic Myotomy for Achalasia. AJR. American journal of roentgenology 207(6): 1185-1193, Dec 2016.

Thota Prashanthi N, Vennalaganti Prashanth, Vennelaganti Sreekar, Young Patrick, Gaddam Srinivas, Gupta Neil, Lieberman David, Sampliner Richard, Falk Gary W, Mathur Sharad, Kennedy Kevin, Cash Brooks D, Moawad Fouad, Bansal Ajay, Spaander Manon C, Bruno Marco J, Vargo John, Sharma Prateek: Low Risk of High-grade Dysplasia or Esophageal Adenocarcinoma Among Patients with Barrett's Esophagus Less Than 1 cm (Irregular Z Line) Within 5 Years of Index Endoscopy. Gastroenterology 152(5): 987-992, Dec 2016.

Dellon Evan S, Collins Margaret H, Bonis Peter A, Leung John, Capocelli Kelley E, Dohil Ranjan, Falk Gary W, Furuta Glenn T, Menard-Katcher Calies, Gupta Sandeep K, Hirano Ikuo, Hiremath Girish S, Kagalwalla Amir F, Wershil Barry K, Liacouras Chris A, Muir Amanda B, Mukkada Vincent A, Putnam Philip E, Schoepfer Alain M, Straumann Alex, Wo John M, Yang Guang-Yu, Rothenberg Marc E, Gonsalves Nirmala: Substantial Variability in Biopsy Practice Patterns Among Gastroenterologists for Suspected Eosinophilic Gastrointestinal Disorders. Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association 14(12): 1842-1844, Dec 2016.

Critchley-Thorne Rebecca J, Davison Jon M, Prichard Jeffrey W, Reese Lia M, Zhang Yi, Repa Kathleen A, Li Jinhong, Diehl David L, Jhala Nirag C, Ginsberg Gregory, DeMarshall Maureen, Foxwell Tyler, Jobe Blair A, Zaidi Ali H, Duits Lucas C, Bergman Jacques J G H M, Rustgi Anil K, Falk Gary W: A Tissue Systems Pathology Test Detects Abnormalities Associated with Prevalent High Grade Dysplasia and Esophageal Cancer in Barrett's Esophagus. Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 26(2): 240-248, Oct 2016.

Leiman D A, Riff B P, Morgan S, Metz D C, Falk G W, French B, Umscheid C A, Lewis J D: Alginate therapy is effective treatment for gastroesophageal reflux disease symptoms: a systematic review and meta-analysis. Diseases of the esophagus : official journal of the International Society for Diseases of the Esophagus 30: 1-8, Sep 2016.

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Last updated: 02/07/2021
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