HenryPParkmanMD

Gastroenterology • Philadelphia, PA

Esophagus Disease

Professor, Internal Medicine, Temple University School of Medicine

Join to view full profile

Dr. Parkman is on Doximity

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

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Parkman'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

Education & Training

University of Pennsylvania Health SystemFellowship, Gastroenterology, 1985 - 1988
Johns Hopkins UniversityResidency, Internal Medicine, 1982 - 1985
Case Western Reserve University School of MedicineClass of 1982

Certifications & Licensure

PA State Medical License 1985 - 2024
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Gastroenterology

Awards, Honors, & Recognition

Super Doctor SuperDoctors.com
Fellow (FACG) American College of Gastroenterology

Clinical Trials

Tricyclic Antidepressants (TCAs) on Gastric Emptying Start of enrollment: 2005 Sep 01
Terminated
Not Applicable
Electrogastrogram (EGG) Reproducibility Study: EEG Readings in Normal Subjects and Dyspeptic Patients Start of enrollment: 2005 Aug 01
Completed
Effect of Tegaserod on Orocecal Transit in Elderly Chronic Constipation Patients Start of enrollment: 2006 Jul 01
Terminated
Phase 4
Gastroparesis Registry Start of enrollment: 2006 Dec 01
Completed
Assessment of Whole Gut Transit Time Using the SmartPill Capsule Start of enrollment: 2006 Oct 01
Completed
Nortriptyline for Idiopathic Gastroparesis Start of enrollment: 2009 Jan 01
Completed
Phase 3
Continuous Glucose Monitoring and Insulin Pump Therapy in Diabetic Gastroparesis Start of enrollment: 2011 May 01
Completed
Not Applicable
Aprepitant for the Relief of Nausea in Patients With Chronic Nausea and Vomiting of Presumed Gastric Origin Trial Start of enrollment: 2013 Apr 01
Completed
Phase 2
Patient Understanding (Cognitive Debriefing) of a Daily Diary of Gastroparesis Symptoms Start of enrollment: 2011 Mar 01
Completed
Gastroparesis Registry 2 Start of enrollment: 2012 Jul 01
Completed
Sancuso® for Gastroparesis: An Open Label Study. Start of enrollment: 2012 Nov 01
Completed
Phase 3
Clinical Management With SPM System and Validation of the SPM 5 Hour Cutoff in Patients With Symptoms of Gastroparesis Start of enrollment: 2014 Jan 01
Terminated
Not Applicable
Multicenter Study to Evaluate the Efficacy and Safety of Metoclopramide Nasal Spray in Men With Diabetic Gastroparesis Start of enrollment: 2014 Apr 01
Completed
Phase 3
Pyloric Sphincter Pressure and Geometry Assessment Using EndoFlip Start of enrollment: 2015 May 01
Recruiting
Naloxegol for Opioid-Related Gastroparesis Start of enrollment: 2016 Dec 29
Withdrawn
Phase 2
Buspirone for Early Satiety and Symptoms of Gastroparesis Start of enrollment: 2019 Aug 27
Completed
Phase 2
Gastroparesis Registry 3 Start of enrollment: 2019 Jan 24
Completed
Gastroparesis Registry 4 Start of enrollment: 2024 Jun 30
Not yet recruiting
Roles: Principal Investigator, Contact
Join now to see all

Publications & Presentations

PubMed

210 citations
Gastroparesis-Related Hospitalizations in the United States: Trends, Characteristics, and Outcomes, 1995–2004
Yize R Wang, Robert S. Fisher, Henry P. Parkman
The American Journal of Gastroenterology. 2008-02-01
80 citations
Aprepitant Has Mixed Effects on Nausea and Reduces Other Symptoms in Patients With Gastroparesis and Related Disorders
Pankaj J. Pasricha, Katherine P. Yates, Irene Sarosiek, Richard W. McCallum, Thomas L. Abell
Gastroenterology. 2018-01-01
42 citations
Intragastric Meal Distribution During Gastric Emptying Scintigraphy for Assessment of Fundic Accommodation: Correlation with Symptoms of Gastroparesis
Perry Orthey, Daohai Yu, Mark L. Van Natta, Frederick V. Ramsey, Jesus R. Diaz
Journal of Nuclear Medicine. 2018-04-01

Journal Articles

Towards a Fuller Assessment of Gastric Motility in Patients with Upper GI Dyspepsia: Time to Accommodate!
Henry P Parkman, Alan H Maurer, Nature
Transcriptomic Signatures Reveal Immune Dysregulation in Human Diabetic and Idiopathic Gastroparesis
Pankaj J. Pasricha, Henry P. Parkman, Frank A. Hamilton, Robert J. Shulman, James Tonascia, Madhusudan Grover, Braden Kuo, Travis J. McKenzie, Michael L. Kendrick, BioMed Central

Press Mentions

Q&A: Spreading Awareness During Gastroparesis Awareness MonthAugust 11th, 2021
Utility of Esophageal High-Resolution Manometry in Clinical Practice: First, Do HRMJuly 23rd, 2020
Gastroparesis Differs by Race, Ethnicity, SexNovember 9th, 2018
Join now to see all

Grant Support

Temple University Gastroparesis Clinical CenterNational Institute Of Diabetes And Digestive And Kidney Diseases2006–2011
Novel Evaluation &Treatment Of Gastric DysmotilityNational Institute Of Diabetes And Digestive And Kidney Diseases2006–2010
Temple University'S Center For Clinical Research And Translational SciencesNational Center For Research Resources2006
Novel Evaluation And Treatment Of Gastric DysmotilityNational Institute Of Diabetes And Digestive And Kidney Diseases2001–2005
Intraesophageal PH &Bilirubin In GERD On Gastric Acid Suppression TherapyNational Center For Research Resources2000–2002
Breath Test For Measuring Gastric EmptyingNational Center For Research Resources2000–2002
Simultaneous Electrogastrography &Antroduodenal ManometryNational Center For Research Resources1999–2002
Effect Of Altering Gastric Emptying On Glucose ToleranceNational Center For Research Resources1999–2002
Cholinergic Effects Of Electrogastrography, Antroduodenal Contractions In NSNational Center For Research Resources1997
Excitation-Contraction Coupling Of Gallbladder MuscleNational Institute Of Diabetes And Digestive And Kidney Diseases1994–1997
Electrogastrographic Abnormalities During And After PregnancyNational Center For Research Resources1996
Excitation - Contraction Coupling Of Gallbladder MuscleNational Institute Of Diabetes And Digestive And Kidney Diseases1993

Professional Memberships

American College of Gastroenterology - ACG
Fellow