Best Gastroenterologists in Derry
Finding the right gastroenterologist in Derry means weighing insurance coverage, distance, and bedside manner. The metro has a growing bench of gastroenterologists — 4 gastroenterologists are listed below.
4 gastroenterologists in Derry

Steven Tsistrakis, MD
4.5Steven Tsistrakis · Gastroenterology Physician
6 Tsienneto Rd Suite 301(603) 432-8802

Londonderry Gastroenterology Associates PA
4.5Londonderry Gastroenterology Associates PA · Gastroenterology Physician
44 Birch St(603) 818-4712
Leon P. Mclean, MD
4.5Leon P. Mclean · Gastroenterology Physician
6 Tsienneto Rd Suite 301(603) 432-8802
Gastroenterologists in Derry by insurance
These providers list this insurance as accepted, but coverage should be confirmed directly with the provider before booking.
Gastroenterologists in nearby cities
Same specialty in cities near Derry — useful if your insurance network extends across the metro.
About finding a gastroenterologist in Derry
Derry has gastroenterologists practicing across hospital systems, group practices, and independent clinics. When choosing a gastroenterologist in Derry, the three factors most patients care about are: insurance acceptance, distance from home or work, and patient reviews. Heallexa shows all three on every listing so you can compare without clicking back and forth.
Many Derry gastroenterologists list major insurance plans including Blue Cross Blue Shield, Aetna, UnitedHealthcare, Cigna, Humana, and Medicare. Listings reflect what providers have indicated they accept — always confirm in-network status directly with the office before booking. Out-of-network visits can cost 3–5× more than in-network ones.
Common questions about gastroenterologists in Derry
How do I find the highest-rated gastroenterologist in Derry?+
Sort the list above by rating. Heallexa surfaces verified patient reviews alongside credentials so you can see whether a provider's strengths match what you actually need.
What if no Derry gastroenterologists accept my insurance?+
Try the surrounding metro — insurance networks often extend across multiple cities. The nearby-cities links below open the same specialty in adjacent markets. Always confirm coverage directly with the provider.
Are walk-in visits available with Derry gastroenterologists?+
Walk-ins are uncommon for most gastroenterologists. The "available today" filter shows providers with open same-day slots.
How often is this Derry list updated?+
Heallexa refreshes provider data from public NPI records and license databases on a rolling basis. Listings that fall out of the active registry are removed automatically.