Assistant Professor, Internal Medicine, Washington University School of Medicine

Gastroenterology

Dr. Gregory S. Sayuk is an expert in the field of Gastroenterology. He graduated from University of Texas Medical School. Doctor Gregory S. Sayuk, MD is a published doctor. He has 40 publications published. The most current publication "Achalasia symptom response after Heller myotomy segregated by high-resolution manometry subtypes." He is registered with Medicare.

Publications

---

• Achalasia symptom response after Heller myotomy segregated by high-resolution manometry subtypes.
• Impact of retroflexion vs. Second forward view examination of the right colon on adenoma detection: a comparison study.
• Irritable Bowel Syndrome: Modern Concepts and Management Options.
• Resect and Discard Approach to Colon Polyps: Real-World Applicability Among Academic and Community Gastroenterologists.
• The impact of psychiatric and extraIntestinal comorbidity on quality of life and bowel symptom burden in functional GI disorders.
• Parameters on Esophageal pH Impedance Monitoring that Predict Outcomes of Patients with Gastroesophageal Reflux Disease.
• Cameron lesions in patients with Hiatal hernias: prevalence, presentation, and treatment outcome.
• Acid-Based Parameters on pH-Impedance Testing Predict Symptom Improvement With Medical Management Better Than Impedance Parameters.
• Liver Volume in the Cirrhotic Patient: Does Size Matter?
• The impact of opiate Pain medications and psychoactive drugs on the quality of colon preparation in outpatient colonoscopy.
• Identification of a Functional TPH1 Polymorphism Associated With Irritable Bowel Syndrome Bowel Habit Subtypes.
• Genetic variation in the beta-2 adrenergic receptor (ADRB2) predicts functional gastroIntestinal diagnoses and poorer health-related quality of life.
• Sensory neuromodulators in functional nausea and vomiting: predictors of Response.
• Witnessed versus Unwitnessed Random Urine Tests in the Treatment of Opioid Dependence.
• Editorial: gastroEsophageal reflux symptoms in 9/11 survivors and workers: insights gained from tragic losses.
• Learners favour high resolution oEsophageal manometry with better diagnostic accuracy over conventional line tracings.
• The Effect of Antisecretory Therapy and Study Duration on Ambulatory Esophageal pH Monitoring.
• Improvement in sexual functioning in patients with type 2 diabetes and depression treated with bupropion.
• Abnormal GERD parameters on ambulatory pH monitoring predict therapeutic success in noncardiac chest Pain.
• Long-term therapeutic outcome of patients undergoing ambulatory pH monitoring for chronic unexplained cough.
• Antidepressant pharmacotherapy in adults with type 2 diabetes: rates and predictors of initial Response.
• Brunner gland cyst: report of three cases.
• Ray E. Clouse, MD, Washington University gastroenterologist, clinical investigator, and educator.
• Defining optimal therapeutic outcomes in chronic Hepatitis.
• High somatic symptom burdens and functional gastroIntestinal disorders.
• Clinical recognition of Al type amyloidosis of the luminal gastroIntestinal tract.
• Hepatic glycogenosis: an underrecognized source of abnormal liver function tests?
• Efficacy of sertraline in prevention of depression recurrence in older versus younger adults with diabetes.
• Factors influencing glycemic control in type 2 diabetes during acute- and maintenance-phase treatment of major depressive disorder with bupropion.
• Predictors of premature antidepressant discontinuation in functional gastroIntestinal disorders.
• Zonisamide or levetiracetam for adults with cyclic vomiting Syndrome: a case series.
• Management of Esophageal symptoms following fundoplication.
• IDO1 and IDO2 Non-Synonymous Gene Variants: Correlation with Crohn's Disease Risk and Clinical Phenotype.
• Tricyclic antidepressants for management of residual symptoms in inflammatory bowel Disease.
• Measuring symptoms in the irritable bowel Syndrome: development of a framework for clinical trials.
• Characterizing Abdominal pain in IBS: guidance for study inclusion criteria, outcome measurement and clinical practice.
• Multicenter study of gastroenterologists' ability to identify anxiety and depression in a new patient encounter and its impact on diagnosis.
• AGA Gastroenterology Training Exam (GTE): a progress report.
• Nontransplantation of livers from deceased donors who are able to donate another solid organ: how often and why it happens.

Schools

---

• University Of Texas Medical School At Houston

Procedures Preformed

---

• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Endoscopy (Esophagus, Stomach, Small Intestine)
• ERCP (Endoscopic Retrograde Cholangiopancreatography)

Conditions Treated

---

• Abdominal Pain
• Anemia
• Barrett's Esophagus
• Benign Neoplasm of the Digestive System
• View All

Doctors Specialties

---

• Gastroenterology

Accepted Insurances

---

Education

---

• Washington University
• Washington University - Barnes-Jewish Hospital
• University of Texas Medical School

Hospital

---

• Barnes-Jewish Hospital

Drug Facts

---

NPI NUMBER		1760494280
NPPES Provider LastName		SAYUK
NPPES Provider FirstName		GREGORY
NPPES Provider ZIPCode		631101032
NPPES Provider State		MO
Specialty Description		Internal Medicine
Total Claim Count		73.0
Distinct Opioid Count		0.0
Opioid Claim Count		0.0
Percent Opioid Claims		0.0

Helpful Reviews

---

Give Anonymous Review

Medicare Facts

---

National Provider Identifier [NPI]	1760494280
Last Name Of The Provider	SAYUK
First Name Of The Provider	GREGORY
View All

Similar Doctors

---

	Dr. Michele C. Woodley, MD This Doctor is OpenDoctor Recommended.
	Dr. Barry K. Abramson, MD This Doctor is OpenDoctor Recommended.
	Dr. Carl A. Lyss, MD This Doctor is OpenDoctor Recommended.
	Dr. Ronald J. Gould, MD This Doctor is OpenDoctor Recommended.
	Dr. Twan Phanijphand, DO This Doctor is OpenDoctor Recommended.
	Dr. Jose A. Ramirez, MD This Doctor is OpenDoctor Recommended.
	Dr. Adrian M. Di Bisceglie, MD This Doctor is OpenDoctor Recommended.
	Dr. Alexandra Gutierrez, MD This Doctor is OpenDoctor Recommended.
	Dr. Rehan Rafiq, MD This Doctor is OpenDoctor Recommended.
	Dr. Dayna S. Early, MD This Doctor is OpenDoctor Recommended. This doctor has more publications
	Dr. Rodney D. Newberry, MD This Doctor is OpenDoctor Recommended. This doctor has more publications
	Dr. Zafar Quader, MD This Doctor is OpenDoctor Recommended.
	Dr. Kelly C. Cushing, MD
	Dr. Jean S. Wang, MD This Doctor is OpenDoctor Recommended.
	Dr. George P. Christophi, MD
	Dr. Mary K. Rude, MD

---

Doctor Directory | TOS | twitter | FB | Angel | blog