Dr. Timothy Johnson Gastroenterology/Hepatology Services

Gastroenterology Procedures and Consultation

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Upper Endoscopy and Colonoscopy

Our facility meets all standards and requirements set by New York State and accredited by AAASF.

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Conditions We Treat and Diagnosis

Dr. Johnson performs colon cancer screenings, treats digestive disorders that include heartburn, GERD/acid reflux, eosinophilic esophagitis, food allergies, irritable bowel syndrome, inflammatory bowel disease, helicobacter pylori, vitamin deficiencies, parasitic infections, and celiac disease, as well a range of liver diseases.

Dr. Timothy Johnson Research and Publications

Clinical Gastroenterology and Hepatology - The presence of HLA-DQ8 does not correlate with severity of celiac disease: Comparison of New York and Parisian cohorts

American Journal of Gastroenterology - Prevalence of Celiac Disease in Patient with Hepatitis C Virus in Manhattan

American Journal of Gastroenterology
- Prospective pilot study to determine the use of real-time video capsule endoscopy in risk stratification of patients that present with upper gastrointestinal bleeding

Gastroenterology - Correlation Between Lipid Profile and Outcome of Hepatitis C Treatment

Gastroenterology - The Effectiveness of Pegylated-Interferon and Ribavirin Combination Therapy for Chronic Hepatitis C in an Urban Clinic Setting Compared to Pivotal Clinical Trials

American Journal of Gastroenterology - Trends in Biopsy and Treatment Rates in Patients with Chronic Genotype 2 & 3 Hepatitis C Infection Over a Six-Year Period