Overview
John Lewandowski is a Gastroenterologist in Lewiston, Maine. Dr. Lewandowski is highly rated in 3 conditions, according to our data. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Benign Esophageal Stricture, Lower Esophageal Ring, Endoscopy, and Gastrectomy.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
Locations
Portland Gastroenterology Associates PA
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Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Benign Esophageal StrictureDr. Lewandowski isAdvanced. Learn about Benign Esophageal Stricture.
- Gastroesophageal Reflux Disease (GERD)Dr. Lewandowski isAdvanced. Learn about Gastroesophageal Reflux Disease (GERD).
- Lower Esophageal RingDr. Lewandowski isAdvanced. Learn about Lower Esophageal Ring.
- Experienced
- AchalasiaDr. Lewandowski isExperienced. Learn about Achalasia.
- Barrett EsophagusDr. Lewandowski isExperienced. Learn about Barrett Esophagus.
- DiarrheaDr. Lewandowski isExperienced. Learn about Diarrhea.
- Diverticular DiseaseDr. Lewandowski isExperienced. Learn about Diverticular Disease.
- EncopresisDr. Lewandowski isExperienced. Learn about Encopresis.
- EndoscopyDr. Lewandowski isExperienced. Learn about Endoscopy.