Atlantic Digestive Specialists

Helping people inside & out

  • Our Physicians
    • Aristotle J. Damianos, MD
    • Roger M. Epstein, MD
    • Brian H. Hyett, MD
    • Sukeerti Kesar, MD
    • Jennifer Lewis, MD
    • Sean P. Lynch, MD
    • William E. Maher, MD
    • Khushboo Munot, MD
    • Robert A. Ruben, MD
    • Sonya Alyea, APRN
    • Shelby Menard, APRN
    • Alyssa Young, APRN
    • Robert Ketchum, PA
    • Kathy Gibson, PA
    • Kerry Loan, PA
    • Rachel Whitman, PA
    • Jenna Adams, FNP
  • Conditions
    • Acid Reflux
    • Eosinophilic Esophagitis
    • Irritable Bowel Syndrome (IBS)
    • Barrett’s Esophagus
    • Food Allergies
    • Lactose Intolerance
    • Celiac Disease
    • Esophageal Diseases
    • Liver Disease
    • Cirrhosis
    • Gallstones
    • Nausea/Vomiting
    • C. Difficile Infection (C. diff)
    • Gastroesophageal Reflux (GERD)
    • Obesity
    • Colorectal Cancer
    • GI Infections
    • Pancreatitis
    • Constipation
    • Heartburn
    • Peptic Ulcers
    • Crohn’s Disease
    • Hemorrhoids
    • Polyps
    • Diarrhea
    • Hepatitis
    • Ulcerative Colitis
    • Diverticulitis
    • Inflammatory Bowel Disease (IBD)
  • Procedures
    • Bacterial Overgrowth Breath Test (SIBO)
    • Colon Cancer Screening
    • Colonoscopy
    • Endoscopic Retrograde Cholangiopancreatography
    • Endoscopic Ultrasound (EUS)
    • Esophageal Manometry
    • Esophagogastroduodenoscopy
    • Helicobacter Pylori Breath Test
    • Lactose Intolerance Breath Test
    • Liver Biopsy
    • pH Probe Placement – Impedance
    • Photodynamic Therapy
    • Radiofrequency Ablation of Barrett’s Esophagus
    • Video Capsule Endoscopy
  • Prep Instructions
    • Colonoscopy Preparations
      • Gatorade Miralax Colon Prep Instructions
      • Mag Citrate Colon Prep Instructions
      • Moviprep Colon Prep Instructions
      • Nulytely Colon Prep Instructions
      • 5 Day Miralax/Nulytely Prep Instructions
      • OSMO Pill Colon Prep Instructions
      • Prepopik Split-Dose Colon Prep Instructions
      • Suprep Split-Dose Colon Prep Instructions
    • Sigmoidoscopy Preparations
      • Sigmoidoscopy Hospital Prep Instructions
      • Sigmoidoscopy In-Office Prep Instructions
    • Upper Endoscopy Preparations
      • Esophageal Manometry Prep Instructions
      • Upper Endoscopy Hospital Prep Instructions
      • Upper Endoscopy In-Office Prep Instructions
    • Other Preparations
      • H-Pylori Breath Test Prep Instructions
      • Lactose Tolerance Testing Prep Instructions
      • Outpatient Liver Biopsy Prep Instructions
  • For Patients
    • Patient Portal
    • Patient Forms
    • Frequently Asked Questions
    • Colorectal Cancer Screening Guidelines
    • Insurance Accepted
    • Our Affiliates
    • Testimonials
    • Patient Reviews
    • News and Events
    • Health Links
    • Notice of Non-Discrimination
    • Video Gallery
  • Locations
  • Pay Your Bill
  • Notice of Data Security Incident

Get Your Rear in Gear – Colon Cancer Awareness

June 14, 2022 By julie

For more information: https://donate.coloncancercoalition.org/newhampshire

Younger People More Likely to Undergo Colonoscopy After Guideline Change

May 30, 2022 By julie

Reminder: Check your insurance coverage regarding level of coverage to see if you qualify.

After the screening age for colonoscopy was lowered in colorectal cancer (CRC) guidelines, younger people were more likely to undergo the procedure, researchers found. See this article for more details:

https://www.medpagetoday.com/gastroenterology/coloncancer/98768

NH physicians vote that the gastroenterologists at Atlantic Digestive Specialists are top in the state since 2016!

April 21, 2022 By julie

5 stars Top Docs 2022

Atlantic Digestive Specialists’ Drs. Damianos, Epstein, Grondin, Hyett, Lewis, Lynch, Maher, and Ruben have been recognized as among the leading digestive specialists in the Granite state for the sixth year in a row in the April issue of New Hampshire Magazine.

Licensed New Hampshire physicians were asked in a poll who they would choose to provide medical care to their families and friends. They voted that they trust their loved ones with the physicians at Atlantic Digestive Specialists.

The board-certified physicians at Atlantic Digestive Specialists are the leading digestive specialists in the Seacoast, treating diseases associated with the esophagus, stomach, intestines, liver, and other digestive organs. With offices in Somersworth and Portsmouth, Atlantic Digestive Specialists is dedicated to providing the most comprehensive services related to the digestive system and are the trusted colonoscopy and endoscopy providers in the region.

Shelby Menard, APRN & Alyssa Young, APRN join Atlantic Digestive Specialists

April 21, 2022 By julie

Advanced practice registered nurses (APRN) Shelby Menard and Alyssa Young have joined the medical team at Atlantic Digestive Specialists (ADS).

Menard_and_Young

Highly experienced, Shelby earned both her bachelor’s and master’s degrees in nursing from Salem State University in Massachusetts before working at medical facilities in Massachusetts and New Hampshire. She is currently working on her doctor of nursing practice (DNP) degree from the University of Massachusetts in Lowell. Shelby has joined the ADS office in Portsmouth.

Alyssa earned both her bachelor’s and master’s degrees in nursing at the University of New Hampshire. A board-certified family nurse practitioner, Alyssa has worked at healthcare practices and hospitals throughout the granite state. Alyssa has joined the ADS office in Somersworth.

Kathy Gibson, PA-C, joins Atlantic Digestive Specialists

January 7, 2022 By julie

Certified physician assistant Kathy Gibson had joined the medical team at Atlantic Digestive Specialists in Portsmouth, the primary providers of gastroenterological services on the Seacoast.

Kathy Gibson, PA-C
Kathy Gibson, PA-C

Kathy earned her bachelor of science degree in neuroscience and behavioral biology from Emory University in Atlanta and her master of science in health sciences, physician assistant, from George Washington University in Washington, DC. She most recently worked at Interventional Spine Medicine in Barrington and is experienced in prescribing medication and providing physical exams to assess health concerns.

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