Best Gastroenterology Physician in Portsmouth
Looking for a gastroenterology physician in Portsmouth? Most patients narrow the list by insurance first, then by location and reviews. 14+ verified gastroenterology physician appear below.
14 gastroenterology physician in Portsmouth

Jesse P Houghton, MD
4.5Jesse P Houghton · Gastroenterology Physician
1711 27Th St Suite 403(740) 356-6828
Joseph D. Pianka, MD, Inc..
4.5Joseph D. Pianka, MD, Inc.. · Gastroenterology Physician
110 Clock Tower Sq(401) 293-5600
John Kenyon Watson, MD
4.5John Kenyon Watson · Pediatric Gastroenterology Physician
620 John Paul Jones Cir(757) 953-2983
Khushboo Munot, MD
4.5Khushboo Munot · Gastroenterology Physician
330 Borthwick Ave Suite 311(603) 692-2228
Charles Chu Li Wong, MD
4.5Charles Chu Li Wong · Gastroenterology Physician
1729 Kinneys Lane(740) 354-2942
Marylyn Virginia Grondin, MD
4.5Marylyn Virginia Grondin · Gastroenterology Physician
330 Borthwick Ave(603) 433-2488
Pranith Nuwan Perera, MD
4.5Pranith Nuwan Perera · Gastroenterology Physician
110 Clock Tower Sq Suite 100(401) 293-5600
Justin Hollon, MD
4.5Justin Hollon · Pediatric Gastroenterology Physician
620 John Paul Jones Circle(757) 953-4529
Thomas P. Mcmahon, MD, Inc..
4.5Thomas P. Mcmahon, MD, Inc.. · Gastroenterology Physician
110 Clock Tower Sq(401) 293-5600
Charles Chu Li Wong, MD
4.5Charles Chu Li Wong · Gastroenterology Physician
1729 Kinneys Lane(740) 354-2942
Soumil Shrihari Patwardhan, MD
4.5Soumil Shrihari Patwardhan · Gastroenterology Physician
330 Borthwick Ave Suite 311(603) 692-2228
Joseph D. Pianka, MD
4.5Joseph D. Pianka · Gastroenterology Physician
110 Clock Tower Sq(401) 293-5600
Joseph B Hollis MD PC
4.5Joseph B Hollis MD PC · Gastroenterology Physician
1211 Rodman Ave(757) 397-2493
Sean Sullivan, MD
4.5Sean Sullivan · Pediatric Gastroenterology Physician
John Paul Jones Circle(757) 953-7550
Gastroenterology Physician in Portsmouth by insurance
These providers list this insurance as accepted, but coverage should be confirmed directly with the provider before booking.
Gastroenterology Physician in nearby cities
Same specialty in cities near Portsmouth — useful if your insurance network extends across the metro.
About finding a gastroenterology physician in Portsmouth
Portsmouth has gastroenterology physician practicing across hospital systems, group practices, and independent clinics. When choosing a gastroenterology physician in Portsmouth, 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 Portsmouth gastroenterology physician 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 gastroenterology physician in Portsmouth
What should I ask a gastroenterology physician in Portsmouth before booking?+
Confirm three things: (1) they currently accept your specific insurance plan and network tier, (2) the office location and parking, and (3) typical wait times for new-patient visits.
Is telehealth available with Portsmouth gastroenterology physician?+
Many Portsmouth gastroenterology physician offer telehealth visits, especially for follow-ups, prescription refills, and consultations. Look for the telehealth badge on each profile.
How are these Portsmouth gastroenterology physician verified?+
Every listing on Heallexa is matched against NPI records and state license databases. Credentials, board certifications, and active license status are surfaced on each profile.
Is Heallexa free for patients in Portsmouth?+
Yes. Searching, comparing, and contacting Portsmouth gastroenterology physician on Heallexa is 100% free for patients. We don't charge booking fees or sell your search data.