Best Gastroenterologists in Mequon
Looking for a gastroenterologist in Mequon? Most patients narrow the list by insurance first, then by location and reviews. 8 gastroenterologists appear below.
8 gastroenterologists in Mequon

Srihari R Ramanujam, MD
4.5Srihari R Ramanujam · Gastroenterology Physician
13133 N. Port Washington Road(262) 243-2500
Keely Bornor Browning
4.5Keely Bornor Browning · Gastroenterology Physician
13133 N Port Washington Rd Suite G16(262) 243-2500
Thomas R. Puetz, MD
4.5Thomas R. Puetz · Gastroenterology Physician
12203 Corporate Pkwy(262) 387-8200
Lilani Priyadarshi Perera, MD
4.5Lilani Priyadarshi Perera · Gastroenterology Physician
12203 Corporate Pkwy(262) 387-8200
Vijay S. Khiani, MD
4.5Vijay S. Khiani · Gastroenterology Physician
13133 N Port Washington Rd Suite G16(262) 243-2500
Jeffrey W Schenck, MD
4.5Jeffrey W Schenck · Gastroenterology Physician
13133 N Port Washington Rd(262) 243-2500
Eugene Kligman, MD
4.5Eugene Kligman · Gastroenterology Physician
13133 N Port Washington Rd Suite G16(847) 909-2695
Drew M Elgin, MD
4.5Drew M Elgin · Gastroenterology Physician
13133 N Port Washington Rd(262) 243-2500
Gastroenterologists in Mequon 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 Mequon — useful if your insurance network extends across the metro.
About finding a gastroenterologist in Mequon
Mequon has gastroenterologists practicing across hospital systems, group practices, and independent clinics. When choosing a gastroenterologist in Mequon, 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 Mequon 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 Mequon
How do I find the highest-rated gastroenterologist in Mequon?+
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 Mequon 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 Mequon gastroenterologists?+
Walk-ins are uncommon for most gastroenterologists. The "available today" filter shows providers with open same-day slots.
How often is this Mequon 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.