FrankKarpfFriedenbergMD

Gastroenterology • Philadelphia, PA

Associate Professor of Medicine, Temple University

Join to view full profile

Dr. Friedenberg is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

Connect with other colleagues in the same hospital or clinic
Search all U.S. specialist profiles and refer a patient
Read the latest clinical news and earn CME/CEU credits

See Dr. Friedenberg's full profile

Already have an account?

Office
3401 N Broad St
Philadelphia, PA 19140
Phone+1 215-707-9900

Fax+1 215-707-3831
Is this information wrong?

Education & Training

Albert Einstein Healthcare NetworkFellowship, Gastroenterology, 1994 - 1995
Temple University HospitalResidency, Internal Medicine, 1989 - 1992
Lewis Katz School of Medicine at Temple UniversityClass of 1989

Certifications & Licensure

PA State Medical License 1991 - 2024
CT State Medical License 1993 - 1994
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

Regional Top Doctor Castle Connolly, 2014

Clinical Trials

Placebo Controlled Trial of Botulinum Toxin for Gastroparesis Start of enrollment: 2003 Jul 01
Completed
Not Applicable
Miralax (PEG 3350) vs. Golytely as Bowel Preparation for Screening Colonoscopy Start of enrollment: 2010 Apr 01
Completed
Phase 4
Temple Registry for the Investigation of African American Gastrointestinal Disease Epidemiology Start of enrollment: 2010 Apr 01
Completed
An Exploratory, Open-Label, Oligo-Center Study to Evaluate the Safety, Efficacy, and Pharmacokinetics of Intravenous DNV3837 in Subjects With Clostridium Difficile Infection Start of enrollment: 2019 Aug 02
Recruiting
Phase 2
Investigation of Eluxadoline for Diabetic Diarrhea Start of enrollment: 2022 Jul 01
Withdrawn
Phase 2, Phase 3
Join now to see all

Publications & Presentations

PubMed

Is the Medium Still the Message? Culture-Independent Diagnosis of Gastrointestinal Infections.
Neil Sood, Gary Carbell, Holly S. Greenwald, Frank K. Friedenberg> ;Digestive Diseases and Sciences. 2021 Nov 30
Continuing Medical Education Questions: January 2021.
Frank K Friedenberg> ;The American Journal of Gastroenterology. 2021 Jan 1
12 citations
Current Status of Medical Therapy for Inflammatory Bowel Disease: The Wealth of Medications
Neil Nadpara, Zachary Wilmer Reichenbach, Adam C. Ehrlich, Frank K. Friedenberg> ;Digestive Diseases and Sciences. 2020 Oct 1
5 citations
Nationwide estimate of emergency department visits in the United States related to caustic ingestion
Yiting Li, James Langworthy, Lan Xu, Haifeng Cai, Yingwei Yang, Yuanyuan Lu, Sara L Wallach, Frank K. Friedenberg> ;Diseases of the Esophagus. 2020 Jun 15
9 citations
Pathophysiology, Differential Diagnosis, and Treatment of Diabetic Diarrhea.
Alexandra G. Selby, Zachary Wilmer Reichenbach, Gregory Piech, Frank K. Friedenberg> ;Digestive Diseases and Sciences. 2019 Dec 1
1 citations
Incidence and risk factors of dysphagia after variceal band ligation.
Saraswathi Arasu, Hammad Liaquat, Jaspreet Suri, Adam C. Ehrlich, Frank K. Friedenberg> ;Clinical and Molecular Hepatology. 2019 Jul 18
1 citations
Recent use of NSAID and NOAC medications are associated with a positive CT arteriogram.
Muhammad A. Shafqet, Alexander Tonthat, Paola Esparragoza, Butros Toro, Adam C. Ehrlich, Frank K. Friedenberg> ;Abdominal Radiology. 2019 Jul 1
9 citations
Multiple Rapid Swallows (MRS) Complements Single-Swallow (SS) Analysis for High-Resolution Esophageal Manometry (HREM).
Andrew R. Leopold, Daohai Yu, Rajiv Bhuta, Rahul Kataria, Xiaoning Lu, Asad Jehangir, Martha J. Harrison, Frank K. Friedenberg, Zubair Malik, Ron Schey, Henry P. Parkman> ;Digestive Diseases and Sciences. 2019 Feb 25
11 citations
Utility of Esophageal High-Resolution Manometry in Clinical Practice: First, Do HRM.
Ishita Dhawan, Brendon O'Connell, Amit Patel, Ron Schey, Henry P. Parkman, Frank K. Friedenberg> ;Digestive Diseases and Sciences. 2018 Dec 1
6 citations
Abdominal diameter index is a stronger predictor of prevalent Barrett's esophagus than BMI or waist-to-hip ratio.
D Baik, J Sheng, K Schlaffer, Frank K. Friedenberg, Michael S. Smith, Adam C. Ehrlich> ;Diseases of the Esophagus. 2017 Sep 1
10 citations
Chemoprevention of colorectal cancer in inflammatory bowel disease.
Adam C. Ehrlich, Shyam Patel, Andrew Meillier, Robin D Rothstein, Frank K. Friedenberg> ;Expert Review of Anticancer Therapy. 2017 Feb 1
28 citations
Chronic Abdominal Wall Pain: An Under-Recognized Diagnosis Leading to Unnecessary Testing.
Jeremy R. Glissen Brown, Gregory R. Bernstein, Frank K. Friedenberg, Adam C. Ehrlich> ;Journal of Clinical Gastroenterology. 2016 Nov 1
Introduction to a New Section: “DDS-GRG Mentored Reviews”
Frank K. Friedenberg> ;Digestive Diseases and Sciences. 2016 Feb 12
18 citations
Genetic Associations of Obesity: The Fat-Mass and Obesity-Associated (FTO) Gene.
Adam C. Ehrlich, Frank K. Friedenberg> ;Clinical and Translational Gastroenterology. 2016 Jan 28
9 citations
Measurement of Fractional Exhaled Nitric Oxide as a Marker of Disease Activity in Inflammatory Bowel Disease.
Erkanda Ikonomi, Robin D Rothstein, Adam C. Ehrlich, Frank K. Friedenberg> ;Journal of Gastroenterology, Pancreatology & Liver Disorders. 2016 Jan 27
62 citations
Patterns of cannabis use in patients with Inflammatory Bowel Disease: A population based analysis
Alexandra Weiss, Frank K. Friedenberg> ;Drug and Alcohol Dependence. 2015 Nov 1
7 citations
Diabetes mellitus is an independent risk for gastroesophageal reflux disease among urban African Americans
J. Natalini, Amiya Palit, Abhinav Sankineni, Frank K. Friedenberg> ;Diseases of the Esophagus. 2015 Jul 1
27 citations
Vancomycin Enemas as Adjunctive Therapy for Clostridium difficile Infection
Mark Malamood, Eric Nellis, Adam C. Ehrlich, Frank K. Friedenberg> ;Journal of Clinical Medicine Research. 2015 Apr 8
40 citations
Effect of dietary fat and food consistency on gastroparesis symptoms in patients with gastroparesis.
Carol J. Homko, Frank Duffy, Frank K. Friedenberg, Guenther Boden, Henry P. Parkman> ;Neurogastroenterology and Motility. 2015 Apr 1
17 citations
Post-traumatic Stress Disorder Is Associated With Irritable Bowel Syndrome in African Americans
Natalya Iorio, Kian Makipour, Amiya Palit, Frank K. Friedenberg> ;Journal of Neurogastroenterology and Motility. 2014 Oct 30
26 citations
Pathogenesis and outcomes of traumatic injuries of the esophagus.
Marc Makhani, Deena Midani, Amy J. Goldberg, Frank K. Friedenberg> ;Diseases of the Esophagus. 2014 Sep 1
26 citations
Double balloon enteroscopy: effective and minimally invasive method for removal of retained video capsules.
Kian Makipour, Alexandra N. Modiri, Adam C. Ehrlich, Frank K. Friedenberg, Jennifer Maranki, Brintha K. Enestvedt, Steven Heller, Jeffrey L. Tokar, Oleh Haluszka> ;Digestive Endoscopy. 2014 Sep 1
12 citations
Administrative Database Research Overestimates the Rate of Interval Colon Cancer.
Jonathan Gotfried, Marc Bernstein, Adam C. Ehrlich, Frank K. Friedenberg> ;Journal of Clinical Gastroenterology. 2014 Aug 1
44 citations
Review article: the biology, diagnosis and management of gastrointestinal stromal tumours
Natalya Iorio, Ronald Andari Sawaya, Frank K. Friedenberg> ;Alimentary Pharmacology & Therapeutics. 2014 Jun 1
138 citations
Obesity and GERD
Paul Chang, Frank K. Friedenberg> ;Gastroenterology Clinics of North America. 2014 Mar 1
Join now to see all

Authored Content

Tu1080 PREVALENCE AND RISK FACTORS FOR DYSPHAGIA AFTER VARICEAL BAND LIGATIONMay 2018

Press Mentions

Chadwick Boseman’s Death Was a Surprise, but Colon Cancer Deaths Among Black Men Are All Too CommonAugust 31st, 2020
Utility of Esophageal High-Resolution Manometry in Clinical Practice: First, Do HRMJuly 23rd, 2020
117 GI Physicians to Know in 2019December 20th, 2019
Join now to see all