Anna Buchner, MD, PhD

Gastroenterology
Accepting new patients
Sees patients age 18 and up
Penn Gastroenterology Radnor
View 1 additional location
Make an appointmentCall 610-902-1500
Headshot of Anna Buchner, MD, PhD
Penn Medicine Provider

About me

  • Associate Professor of Medicine (Gastroenterology) at the Hospital of the University of Pennsylvania

My education and training

  • Medical School: Wroclaw Academy of Medicine
  • Graduate School: Wroclaw Academy of Medicine
  • Residency: University of Illinois College of Medicine at Chicago
  • Fellowship: University of Miami Hospital and Clinic
  • Fellowship: Mayo Clinic

Spoken languages

English
English

Reviews

Average Rating

300 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

Anonymous
May 2026
dr buchner is the best!
Anonymous
May 2026
dr buchner is genuinely concerned and extremely concerned about well being
Anonymous
May 2026
provider is caring ,knowledgeable and listens to patients concerns
Anonymous
May 2026
i trust dr. buchner's expertise!

Insurance accepted

Please contact the practice and/or the member services department of your insurance company for specific details before receiving services. Providers may participate in some, but not all, products offered by a health plan; providers may also accept plans at some practice locations but not others.

Locations

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Dr. Buchner is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

Research

Publications

Buchner AM, Sonnenberg A Gallstone Disease and Cholecystectomy Both Increase the Risk for Barrett's Esophagus , Gastroenterology: 2026

Buchner AM, Sonnenberg A. Bariatric Surgery Reduces the Risk for Colon polyps and Colorectal Cancer , Gastroenterology: 2026

Sonnenberg A, Buchner AM. Long-term trends of mortality from systemic lupus erythematosus in England & Wales and the United States. , Lupus. 2026 Mar;35(3):246-253, 35(3): 2026,246-25

Sonnenberg A, Buchner AM, Inadomi J. Mentorship in Gastroenterology - The Final Lesson. , Clin Gastroenterol Hepatol. 2026 Mar 9:S1542-3565(26)00158-8, 9: 2026,S1542-3656

Buchner AM, Huang RJ, Lauwers GY, El-Serag HB. AGA Clinical Practice Update on Management of Gastric Polyps: Expert Review. , Clin Gastroenterol Hepatol. 2026 Feb 18:S1542-3565(26)00034-0., S1542-3565(26): 2026

Buchner AM, Sonnenberg A. Concurrence of Reflux Disease and Colonic Neoplasia. , J Clin Gastroenterol. 2025 : 2025

Buchner AM, Kohen R, Sonnenberg A. Epstein-Barr virus infection increases the risk for inflammatory bowel disease. , Eur J Gastroenterol Hepatol : 2025

Sonnenberg A, Buchner AM, Kohen R. Research Communication: Reflux Disease May Constitute a Risk Factor for Colonic Neoplasia , Aliment Pharmacol Ther , 62(8): 2025,837-840

Sonnenberg A, Buchner AM, Kohen R. Reflux disease may constitute a risk factor for colonic neoplasia. , Aliment Pharmacol Ther: 2025

Sonnenberg A, Buchner AM, Kohen R. Letter: H.pylori infection may constitute a risk factor for reflux disease and colonic neoplasia-Author' Reply , Aliment Pharacol Ther : 2025