Best Gastroenterologists in Marietta
Looking for a gastroenterologist in Marietta? Most patients narrow the list by insurance first, then by location and reviews. 21+ verified gastroenterologists appear below.
21 gastroenterologists in Marietta



Ben A Scheinfeld, MD
4.5Ben A Scheinfeld · Gastroenterology Physician
400 Matthew St Suite 201(740) 568-4590
Raja Shekhar Reddy Sappati Biyyani, MD
4.5Raja Shekhar Reddy Sappati Biyyani · Gastroenterology Physician
711 Canton Rd NE(678) 741-5000
Basil Salem Al Awabdy, MD
4.5Basil Salem Al Awabdy · Gastroenterology Physician
488 Kennesaw Ave NW Suite 200(770) 427-3075
Charles Gregory Nesmith, MD
4.5Charles Gregory Nesmith · Gastroenterology Physician
488 Kennesaw Ave NW(770) 427-3075
Muhammad Sohail Mansoor, MD
4.5Muhammad Sohail Mansoor · Gastroenterology Physician
711 Canton Rd NE Fl 3(678) 741-5000

Nikhil S Shah, MD
4.5Nikhil S Shah · Gastroenterology Physician
780 Canton Rd NE Suite 328(943) 610-0145
Ross A Kommor, MD
4.5Ross A Kommor · Gastroenterology Physician
711 Canton Rd NE Suite 300(678) 741-5000


Jack Ralph Koransky, MD
4.5Jack Ralph Koransky · Gastroenterology Physician
711 Canton Rd NE(770) 429-0031
David C Ballard, Iii, MD
4.5David C Ballard, Iii · Gastroenterology Physician
711 Canton Rd NE(770) 429-0031
Anna Virginia Longacre, MD
4.5Anna Virginia Longacre · Gastroenterology Physician
488 Kennesaw Ave NW(770) 427-3075
Gastrointestinal Specialist Of Georgia
4.5Gastrointestinal Specialist Of Georgia · Gastroenterology Physician
711 Canton Rd NE(678) 741-5000
Shanil Lara Harkins, MD
4.5Shanil Lara Harkins · Gastroenterology Physician
3747 Roswell Rd Suite 314(678) 741-5000



Gastroenterologists in Marietta 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 Marietta — useful if your insurance network extends across the metro.
About finding a gastroenterologist in Marietta
Marietta has gastroenterologists practicing across hospital systems, group practices, and independent clinics. When choosing a gastroenterologist in Marietta, 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 Marietta 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 Marietta
How much does a visit to a gastroenterologist cost in Marietta?+
In-network gastroenterologists in Marietta typically run $120–$300 for an initial visit before insurance. Out-of-network rates can be 3–5× higher. Use the insurance filter above to see Marietta gastroenterologists who list your specific plan, and confirm acceptance directly with the office before booking.
Are Marietta gastroenterologists accepting new patients?+
Most Marietta listings indicate new-patient status on the profile. Wait times vary by specialty and insurance; calling the office directly is the fastest way to confirm same-week availability.
Which insurance plans do Marietta gastroenterologists list?+
Major plans in include Blue Cross Blue Shield, Aetna, UnitedHealthcare, Cigna, Humana, and Medicare. Listings show plans the provider has indicated they accept — always confirm in-network status directly with the office before your appointment.
Do I need a referral to see a gastroenterologist in Marietta?+
Most PPO plans in allow direct booking. HMO and many Medicare Advantage plans require a primary-care referral first. Confirm with your insurer or the office before booking.