Overview
Andreas Stefan is a Gastroenterologist practicing medicine in Portland, Maine.
Dr. Stefan is highly rated in 53 conditions, according to our data. His clinical expertise encompasses Bile Duct Obstruction, Bile Duct Stricture, Cholestasis, Endoscopy, and Colonoscopy.
Specialties
Licenses
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- MEDICARE MAPD
- OTHER MEDICARE
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
161 Marginal Way, Portland, ME 04101
Additional Areas of Focus
Dr. Stefan has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
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Portland Gastroenterology Associates P.A.
Fernando Calmet is a Gastroenterologist practicing medicine in Portland, Maine. Dr. Calmet is highly rated in 43 conditions, according to our data. His clinical expertise encompasses MYH9 Related Thrombocytopenia, Hypervitaminosis A, Colitis, Endoscopy, and Colonoscopy. Dr. Calmet is currently accepting new patients.
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Frequently Asked Questions about Dr. Andreas M. Stefan
How do I make an appointment with Dr. Andreas M. Stefan?
You can book an appointment with Dr. Andreas M. Stefan by calling their office at 207-773-7964. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Andreas M. Stefan a top-rated expert for Bile Duct Obstruction?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Andreas M. Stefan is classified as an Distinguished expert for Bile Duct Obstruction, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Andreas M. Stefan specialize in?
While Dr. Andreas M. Stefan is a Gastroenterology, they have specific expertise in Bile Duct Obstruction, Bile Duct Stricture, and Cholestasis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Gastroenterology.
Does Dr. Andreas M. Stefan accept my insurance?
Dr. Andreas M. Stefan accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 207-773-7964 to verify that your specific plan is currently accepted before your visit.
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
- Distinguished
- Acute PancreatitisDr. Stefan isDistinguished. Learn about Acute Pancreatitis.
- Angiodysplasia of the ColonDr. Stefan isDistinguished. Learn about Angiodysplasia of the Colon.
- Bile Duct ObstructionDr. Stefan isDistinguished. Learn about Bile Duct Obstruction.
- Bile Duct StrictureDr. Stefan isDistinguished. Learn about Bile Duct Stricture.
- Childhood PancreatitisDr. Stefan isDistinguished. Learn about Childhood Pancreatitis.
- CholedocholithiasisDr. Stefan isDistinguished. Learn about Choledocholithiasis.
- CholestasisDr. Stefan isDistinguished. Learn about Cholestasis.
- Chronic PancreatitisDr. Stefan isDistinguished. Learn about Chronic Pancreatitis.
- Crohn's DiseaseDr. Stefan isDistinguished. Learn about Crohn's Disease.
- Familial Adenomatous PolyposisDr. Stefan isDistinguished. Learn about Familial Adenomatous Polyposis.
- Familial Pancreatic CancerDr. Stefan isDistinguished. Learn about Familial Pancreatic Cancer.
- Gallbladder DiseaseDr. Stefan isDistinguished. Learn about Gallbladder Disease.
- GallstonesDr. Stefan isDistinguished. Learn about Gallstones.
- Gardner SyndromeDr. Stefan isDistinguished. Learn about Gardner Syndrome.
- Hereditary PancreatitisDr. Stefan isDistinguished. Learn about Hereditary Pancreatitis.
- JaundiceDr. Stefan isDistinguished. Learn about Jaundice.
- Pancreatic PseudocystDr. Stefan isDistinguished. Learn about Pancreatic Pseudocyst.
- Sclerosing MesenteritisDr. Stefan isDistinguished. Learn about Sclerosing Mesenteritis.
- Turcot SyndromeDr. Stefan isDistinguished. Learn about Turcot Syndrome.
- Advanced
- Accessory PancreasDr. Stefan isAdvanced. Learn about Accessory Pancreas.
- Ampullary CancerDr. Stefan isAdvanced. Learn about Ampullary Cancer.
- Barrett EsophagusDr. Stefan isAdvanced. Learn about Barrett Esophagus.
- Benign Esophageal StrictureDr. Stefan isAdvanced. Learn about Benign Esophageal Stricture.
- Bile Duct CystsDr. Stefan isAdvanced. Learn about Bile Duct Cysts.
- Celiac DiseaseDr. Stefan isAdvanced. Learn about Celiac Disease.
- Cholangiocarcinoma (Bile Duct Cancer)
- CholangitisDr. Stefan isAdvanced. Learn about Cholangitis.
- Chronic Erosive GastritisDr. Stefan isAdvanced. Learn about Chronic Erosive Gastritis.
- CirrhosisDr. Stefan isAdvanced. Learn about Cirrhosis.
- ColitisDr. Stefan isAdvanced. Learn about Colitis.
- Congenital Diaphragmatic HerniaDr. Stefan isAdvanced. Learn about Congenital Diaphragmatic Hernia.
- DICER1 SyndromeDr. Stefan isAdvanced. Learn about DICER1 Syndrome.
- Diverticular DiseaseDr. Stefan isAdvanced. Learn about Diverticular Disease.
- EndoscopyDr. Stefan isAdvanced. Learn about Endoscopy.
- EsophagitisDr. Stefan isAdvanced. Learn about Esophagitis.
- Gastric DysmotilityDr. Stefan isAdvanced. Learn about Gastric Dysmotility.
- GastritisDr. Stefan isAdvanced. Learn about Gastritis.
- Gastroesophageal Reflux Disease (GERD)
- Gastrointestinal FistulaDr. Stefan isAdvanced. Learn about Gastrointestinal Fistula.
- Hemorrhagic ProctocolitisDr. Stefan isAdvanced. Learn about Hemorrhagic Proctocolitis.
- Hiatal HerniaDr. Stefan isAdvanced. Learn about Hiatal Hernia.
- Intestinal CancerDr. Stefan isAdvanced. Learn about Intestinal Cancer.
- Lower Esophageal RingDr. Stefan isAdvanced. Learn about Lower Esophageal Ring.
- Neuroma Biliary TractDr. Stefan isAdvanced. Learn about Neuroma Biliary Tract.
- Painful SwallowingDr. Stefan isAdvanced. Learn about Painful Swallowing.
- Pancreas DivisumDr. Stefan isAdvanced. Learn about Pancreas Divisum.
- Pancreatic CancerDr. Stefan isAdvanced. Learn about Pancreatic Cancer.
- Sclerosing CholangitisDr. Stefan isAdvanced. Learn about Sclerosing Cholangitis.
- Swallowing DifficultyDr. Stefan isAdvanced. Learn about Swallowing Difficulty.
- Ulcerative ColitisDr. Stefan isAdvanced. Learn about Ulcerative Colitis.
- Viral GastroenteritisDr. Stefan isAdvanced. Learn about Viral Gastroenteritis.
- VisceromegalyDr. Stefan isAdvanced. Learn about Visceromegaly.
- Watermelon StomachDr. Stefan isAdvanced. Learn about Watermelon Stomach.
- Experienced
- AchalasiaDr. Stefan isExperienced. Learn about Achalasia.
- Alcoholic CirrhosisDr. Stefan isExperienced. Learn about Alcoholic Cirrhosis.
- Arteriovenous MalformationDr. Stefan isExperienced. Learn about Arteriovenous Malformation.
- AscitesDr. Stefan isExperienced. Learn about Ascites.
- Attenuated Familial Adenomatous Polyposis
- Autoimmune HepatitisDr. Stefan isExperienced. Learn about Autoimmune Hepatitis.
- Bacterial GastroenteritisDr. Stefan isExperienced. Learn about Bacterial Gastroenteritis.
- Banti's SyndromeDr. Stefan isExperienced. Learn about Banti's Syndrome.
- Campylobacter InfectionDr. Stefan isExperienced. Learn about Campylobacter Infection.
- Childhood VolvulusDr. Stefan isExperienced. Learn about Childhood Volvulus.
- CholecystitisDr. Stefan isExperienced. Learn about Cholecystitis.
- Collagenous ColitisDr. Stefan isExperienced. Learn about Collagenous Colitis.
- Colonic MalakoplakiaDr. Stefan isExperienced. Learn about Colonic Malakoplakia.
- ColonoscopyDr. Stefan isExperienced. Learn about Colonoscopy.
- Colorectal PolypsDr. Stefan isExperienced. Learn about Colorectal Polyps.
- Cowden SyndromeDr. Stefan isExperienced. Learn about Cowden Syndrome.
- Cronkhite-Canada DiseaseDr. Stefan isExperienced. Learn about Cronkhite-Canada Disease.
- DiarrheaDr. Stefan isExperienced. Learn about Diarrhea.
- Enlarged LiverDr. Stefan isExperienced. Learn about Enlarged Liver.
- Eosinophilic ColitisDr. Stefan isExperienced. Learn about Eosinophilic Colitis.
- Eosinophilic EsophagitisDr. Stefan isExperienced. Learn about Eosinophilic Esophagitis.
- Esophageal CancerDr. Stefan isExperienced. Learn about Esophageal Cancer.
- Esophageal PerforationDr. Stefan isExperienced. Learn about Esophageal Perforation.
- Esophageal VaricesDr. Stefan isExperienced. Learn about Esophageal Varices.
- Exocrine Pancreatic InsufficiencyDr. Stefan isExperienced. Learn about Exocrine Pancreatic Insufficiency.
- Familial Colorectal CancerDr. Stefan isExperienced. Learn about Familial Colorectal Cancer.
- Gallbladder AdenocarcinomaDr. Stefan isExperienced. Learn about Gallbladder Adenocarcinoma.
- Gas Bloat SyndromeDr. Stefan isExperienced. Learn about Gas Bloat Syndrome.
- GastrectomyDr. Stefan isExperienced. Learn about Gastrectomy.
- Gastrointestinal BleedingDr. Stefan isExperienced. Learn about Gastrointestinal Bleeding.
- GastroparesisDr. Stefan isExperienced. Learn about Gastroparesis.
- GlucagonomaDr. Stefan isExperienced. Learn about Glucagonoma.
- HeartburnDr. Stefan isExperienced. Learn about Heartburn.
- Helicobacter Pylori InfectionDr. Stefan isExperienced. Learn about Helicobacter Pylori Infection.
- HemorrhoidsDr. Stefan isExperienced. Learn about Hemorrhoids.
- HepatitisDr. Stefan isExperienced. Learn about Hepatitis.
- IndigestionDr. Stefan isExperienced. Learn about Indigestion.
- InsulinomaDr. Stefan isExperienced. Learn about Insulinoma.
- Intestinal LeiomyomaDr. Stefan isExperienced. Learn about Intestinal Leiomyoma.
- Irritable Bowel Syndrome (IBS)Dr. Stefan isExperienced. Learn about Irritable Bowel Syndrome (IBS).
- Juvenile Polyposis SyndromeDr. Stefan isExperienced. Learn about Juvenile Polyposis Syndrome.
- Lymphocytic ColitisDr. Stefan isExperienced. Learn about Lymphocytic Colitis.
- MacroamylasemiaDr. Stefan isExperienced. Learn about Macroamylasemia.
- Mallory-Weiss SyndromeDr. Stefan isExperienced. Learn about Mallory-Weiss Syndrome.
- MalnutritionDr. Stefan isExperienced. Learn about Malnutrition.
- Menetrier DiseaseDr. Stefan isExperienced. Learn about Menetrier Disease.
- Mesenteric Artery IschemiaDr. Stefan isExperienced. Learn about Mesenteric Artery Ischemia.
- Morning SicknessDr. Stefan isExperienced. Learn about Morning Sickness.
- Necrotizing EnterocolitisDr. Stefan isExperienced. Learn about Necrotizing Enterocolitis.
- Neuroendocrine TumorDr. Stefan isExperienced. Learn about Neuroendocrine Tumor.
- Non-Alcoholic Fatty Liver DiseaseDr. Stefan isExperienced. Learn about Non-Alcoholic Fatty Liver Disease.
- Nonalcoholic Steatohepatitis (NASH)Dr. Stefan isExperienced. Learn about Nonalcoholic Steatohepatitis (NASH).
- PancreatectomyDr. Stefan isExperienced. Learn about Pancreatectomy.
- Pancreatic AdenomaDr. Stefan isExperienced. Learn about Pancreatic Adenoma.
- Peutz-Jeghers SyndromeDr. Stefan isExperienced. Learn about Peutz-Jeghers Syndrome.
- Portal HypertensionDr. Stefan isExperienced. Learn about Portal Hypertension.
- Primary Biliary CholangitisDr. Stefan isExperienced. Learn about Primary Biliary Cholangitis.
- ProctitisDr. Stefan isExperienced. Learn about Proctitis.
- Progressive Familial Intrahepatic Cholestasis Type 1
- Progressive Familial Intrahepatic Cholestasis Type 2
- Progressive Familial Intrahepatic Cholestasis Type 3
- Pseudomembranous ColitisDr. Stefan isExperienced. Learn about Pseudomembranous Colitis.
- Radiation EnteritisDr. Stefan isExperienced. Learn about Radiation Enteritis.
- Reynolds SyndromeDr. Stefan isExperienced. Learn about Reynolds Syndrome.
- Short Bowel SyndromeDr. Stefan isExperienced. Learn about Short Bowel Syndrome.
- Small Bowel Bacterial OvergrowthDr. Stefan isExperienced. Learn about Small Bowel Bacterial Overgrowth.
- Sphincter of Oddi DysfunctionDr. Stefan isExperienced. Learn about Sphincter of Oddi Dysfunction.
- Stomach CancerDr. Stefan isExperienced. Learn about Stomach Cancer.
- Sturge-Weber SyndromeDr. Stefan isExperienced. Learn about Sturge-Weber Syndrome.
- Trichohepatoenteric SyndromeDr. Stefan isExperienced. Learn about Trichohepatoenteric Syndrome.