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
Penn Medicine Provider

About me

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

Education and training

  • Medical School: Wroclaw Academy of Medicine
  • Residency: Medical University of Wroclaw
  • Residency: University of Illinois Medical Center
  • Fellowship: University of Miami Hospital and Clinic
  • Fellowship: Mayo Clinic

What my patients think about me

Average Rating

215 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.

November 2025
good visit
October 2025
dr. Buchner is an excellent listener
October 2025
awesome
October 2025
outstanding quality of care.

Insurance accepted

My 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

My research

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

Sonnenberg A, Buchner AM. Will Rogers paradox in gastroenterology. , Dig Dis Sci, 70: 2025,1962-1965

Sonnenberg A, Buchner AM. Infection with Epstein-Barr virus (EBV) during early life increases the subsequent risk for inflammatory bowel disease , Gastroenterology, 169(1): 2025,S556

Buchner AM, Sehgal P, Sonnenberg A Prior infection with Epstein-Barr virus (EBV) increases the subsequent risk for inflammatory bowel disease , Gastroenterology, 169(1): 2025,S552-S553

Buchner AM, Farraye FA, Iacucci M AGA Clinical Practice Update on Endoscopic Scoring Systems in Inflammatory Bowel Disease: Commentary , Clinical Clin Gastroenterol Hepatol , 22(11): 2024,2188-2196

David C Whitcomb 1, Anna M Buchner 2, Chris E Forsmark 3 Reply to the letter on AGA Clinical Practice Update on the Epidemiology, Evaluation and Management of Exocrine Pancreatic Insufficiency: Expert Review. , Gastroenterology . , 166(4): 2024,713-714

Whitcomb DC, Buchner AM, Forsmack CE AGA Clinical Practice Update on the Epidemiology, Evaluation and Management of Exocrine Pancreatic Insufficiency: Expert Review , Gastroenterology , 165(5): 2023,1292-1301

Weiss A, Thanawala S, Buchner CB, Weber A, Tang H, Buchner AM Severity of inflammation as a risk factor for the development of colorectal dysplasia in PSC-IBD , Gastrointestinal Endoscopy: 2023

Weiss A, Thanawala SU, Weber AT, Tang H, Buchner AM The role of liver transplant in the development of colorectal dysplasia in patients with PSC-IBD , Gastroenterology, 164: 2023,S768-S769