Overview
Thomas Johnson is a Gastroenterologist practicing medicine in Ames, Iowa.
Dr. Johnson is highly rated in 41 conditions, according to our data. His clinical expertise encompasses Choledocholithiasis, Familial Adenomatous Polyposis, Benign Esophageal Stricture, Endoscopy, and Colonoscopy.
Dr. Johnson is currently accepting new patients.
Specialties
Licenses
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
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- MEDICARE MAPD
- MEDICARE PDP
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- MEDICARE MAPD
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE PDP
- EPO
- HMO
- PPO
- EPO
- HMO
- INDEMNITY
- POS
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
- HMO
- POS
Locations
1215 Duff Ave, Ames, IA 50010
1015 Duff Ave, Ames, IA 50010
Additional Areas of Focus
Dr. Johnson 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.
Hy-Vee Drugstore Clinic Pharmacy (7007)
Jeremy Fields is a Gastroenterologist practicing medicine in Ames, Iowa. Dr. Fields is highly rated in 32 conditions, according to our data. His clinical expertise encompasses Familial Adenomatous Polyposis, Ulcerative Colitis, Hepatitis, Endoscopy, and Colonoscopy. Dr. Fields is currently accepting new patients.
Iowa Digestive Disease Center
Archana Verma, MD, specializes in Gastroenterology at Iowa Digestive Disease Center in Clive, Iowa. Dr. Verma is highly rated in 56 conditions, according to our data. Her clinical expertise encompasses Crohn's Disease, Choledocholithiasis, Bile Duct Obstruction, Gastrectomy, and Endoscopy. Dr. Verma is currently accepting new patients.
Iowa Digestive Disease Center
Bernard Leman, MD, specializes in Gastroenterology at Iowa Digestive Disease Center in Clive, Iowa. Dr. Leman is highly rated in 28 conditions, according to our data. His clinical expertise encompasses Crohn's Disease, Ulcerative Colitis, Hiatal Hernia, and Congenital Diaphragmatic Hernia. Dr. Leman is currently accepting new patients.
Frequently Asked Questions about Dr. Thomas D. Johnson
How do I make an appointment with Dr. Thomas D. Johnson?
You can book an appointment with Dr. Thomas D. Johnson by calling their office at 515-239-4450. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Thomas D. Johnson a top-rated expert for Choledocholithiasis?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Thomas D. Johnson is classified as an Distinguished expert for Choledocholithiasis, 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. Thomas D. Johnson specialize in?
While Dr. Thomas D. Johnson is a Gastroenterology, they have specific expertise in Choledocholithiasis, Familial Adenomatous Polyposis, and Benign Esophageal Stricture. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Gastroenterology.
Does Dr. Thomas D. Johnson accept my insurance?
Dr. Thomas D. Johnson accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 515-239-4450 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
- Benign Esophageal StrictureDr. Johnson isDistinguished. Learn about Benign Esophageal Stricture.
- CholedocholithiasisDr. Johnson isDistinguished. Learn about Choledocholithiasis.
- Familial Adenomatous PolyposisDr. Johnson isDistinguished. Learn about Familial Adenomatous Polyposis.
- Lower Esophageal RingDr. Johnson isDistinguished. Learn about Lower Esophageal Ring.
- Ulcerative ColitisDr. Johnson isDistinguished. Learn about Ulcerative Colitis.
- Advanced
- AchalasiaDr. Johnson isAdvanced. Learn about Achalasia.
- Acute PancreatitisDr. Johnson isAdvanced. Learn about Acute Pancreatitis.
- Alcoholic CirrhosisDr. Johnson isAdvanced. Learn about Alcoholic Cirrhosis.
- Angiodysplasia of the ColonDr. Johnson isAdvanced. Learn about Angiodysplasia of the Colon.
- Barrett EsophagusDr. Johnson isAdvanced. Learn about Barrett Esophagus.
- Bile Duct ObstructionDr. Johnson isAdvanced. Learn about Bile Duct Obstruction.
- Bile Duct StrictureDr. Johnson isAdvanced. Learn about Bile Duct Stricture.
- Childhood PancreatitisDr. Johnson isAdvanced. Learn about Childhood Pancreatitis.
- CholangitisDr. Johnson isAdvanced. Learn about Cholangitis.
- CholestasisDr. Johnson isAdvanced. Learn about Cholestasis.
- CirrhosisDr. Johnson isAdvanced. Learn about Cirrhosis.
- ColitisDr. Johnson isAdvanced. Learn about Colitis.
- Crohn's DiseaseDr. Johnson isAdvanced. Learn about Crohn's Disease.
- DiarrheaDr. Johnson isAdvanced. Learn about Diarrhea.
- EndoscopyDr. Johnson isAdvanced. Learn about Endoscopy.
- EsophagitisDr. Johnson isAdvanced. Learn about Esophagitis.
- Gallbladder DiseaseDr. Johnson isAdvanced. Learn about Gallbladder Disease.
- GallstonesDr. Johnson isAdvanced. Learn about Gallstones.
- Gardner SyndromeDr. Johnson isAdvanced. Learn about Gardner Syndrome.
- Gastroesophageal Reflux Disease (GERD)
- Gastrointestinal BleedingDr. Johnson isAdvanced. Learn about Gastrointestinal Bleeding.
- Hemorrhagic ProctocolitisDr. Johnson isAdvanced. Learn about Hemorrhagic Proctocolitis.
- HepatitisDr. Johnson isAdvanced. Learn about Hepatitis.
- JaundiceDr. Johnson isAdvanced. Learn about Jaundice.
- Lymphocytic ColitisDr. Johnson isAdvanced. Learn about Lymphocytic Colitis.
- Mallory-Weiss SyndromeDr. Johnson isAdvanced. Learn about Mallory-Weiss Syndrome.
- Painful SwallowingDr. Johnson isAdvanced. Learn about Painful Swallowing.
- Primary Biliary CholangitisDr. Johnson isAdvanced. Learn about Primary Biliary Cholangitis.
- Reynolds SyndromeDr. Johnson isAdvanced. Learn about Reynolds Syndrome.
- Sclerosing CholangitisDr. Johnson isAdvanced. Learn about Sclerosing Cholangitis.
- Swallowing DifficultyDr. Johnson isAdvanced. Learn about Swallowing Difficulty.
- Trichohepatoenteric SyndromeDr. Johnson isAdvanced. Learn about Trichohepatoenteric Syndrome.
- Turcot SyndromeDr. Johnson isAdvanced. Learn about Turcot Syndrome.
- Viral GastroenteritisDr. Johnson isAdvanced. Learn about Viral Gastroenteritis.
- VisceromegalyDr. Johnson isAdvanced. Learn about Visceromegaly.
- Watermelon StomachDr. Johnson isAdvanced. Learn about Watermelon Stomach.
- Experienced
- Anal FissureDr. Johnson isExperienced. Learn about Anal Fissure.
- AnemiaDr. Johnson isExperienced. Learn about Anemia.
- AscitesDr. Johnson isExperienced. Learn about Ascites.
- Attenuated Familial Adenomatous PolyposisDr. Johnson isExperienced. Learn about Attenuated Familial Adenomatous Polyposis.
- Autoimmune HepatitisDr. Johnson isExperienced. Learn about Autoimmune Hepatitis.
- Bacterial GastroenteritisDr. Johnson isExperienced. Learn about Bacterial Gastroenteritis.
- Banti's SyndromeDr. Johnson isExperienced. Learn about Banti's Syndrome.
- Bile Acid MalabsorptionDr. Johnson isExperienced. Learn about Bile Acid Malabsorption.
- Bowel IncontinenceDr. Johnson isExperienced. Learn about Bowel Incontinence.
- Celiac DiseaseDr. Johnson isExperienced. Learn about Celiac Disease.
- Childhood VolvulusDr. Johnson isExperienced. Learn about Childhood Volvulus.
- Cholangiocarcinoma (Bile Duct Cancer)Dr. Johnson isExperienced. Learn about Cholangiocarcinoma (Bile Duct Cancer).
- CholecystitisDr. Johnson isExperienced. Learn about Cholecystitis.
- Chronic Erosive GastritisDr. Johnson isExperienced. Learn about Chronic Erosive Gastritis.
- Chronic Idiopathic Constipation (CIC)Dr. Johnson isExperienced. Learn about Chronic Idiopathic Constipation (CIC).
- Chronic PancreatitisDr. Johnson isExperienced. Learn about Chronic Pancreatitis.
- Collagenous ColitisDr. Johnson isExperienced. Learn about Collagenous Colitis.
- Colonic MalakoplakiaDr. Johnson isExperienced. Learn about Colonic Malakoplakia.
- ColonoscopyDr. Johnson isExperienced. Learn about Colonoscopy.
- Colorectal CancerDr. Johnson isExperienced. Learn about Colorectal Cancer.
- Congenital Diaphragmatic HerniaDr. Johnson isExperienced. Learn about Congenital Diaphragmatic Hernia.
- Cronkhite-Canada DiseaseDr. Johnson isExperienced. Learn about Cronkhite-Canada Disease.
- DICER1 SyndromeDr. Johnson isExperienced. Learn about DICER1 Syndrome.
- Diverticular DiseaseDr. Johnson isExperienced. Learn about Diverticular Disease.
- Dubin-Johnson SyndromeDr. Johnson isExperienced. Learn about Dubin-Johnson Syndrome.
- Enlarged LiverDr. Johnson isExperienced. Learn about Enlarged Liver.
- Eosinophilic ColitisDr. Johnson isExperienced. Learn about Eosinophilic Colitis.
- Eosinophilic EsophagitisDr. Johnson isExperienced. Learn about Eosinophilic Esophagitis.
- Esophageal VaricesDr. Johnson isExperienced. Learn about Esophageal Varices.
- Familial Colorectal CancerDr. Johnson isExperienced. Learn about Familial Colorectal Cancer.
- Familial Pancreatic CancerDr. Johnson isExperienced. Learn about Familial Pancreatic Cancer.
- Gallbladder AdenocarcinomaDr. Johnson isExperienced. Learn about Gallbladder Adenocarcinoma.
- Gas Bloat SyndromeDr. Johnson isExperienced. Learn about Gas Bloat Syndrome.
- GastrectomyDr. Johnson isExperienced. Learn about Gastrectomy.
- Gastric DysmotilityDr. Johnson isExperienced. Learn about Gastric Dysmotility.
- GastroparesisDr. Johnson isExperienced. Learn about Gastroparesis.
- GastrostomyDr. Johnson isExperienced. Learn about Gastrostomy.
- HemorrhoidsDr. Johnson isExperienced. Learn about Hemorrhoids.
- Hepatitis CDr. Johnson isExperienced. Learn about Hepatitis C.
- Hereditary PancreatitisDr. Johnson isExperienced. Learn about Hereditary Pancreatitis.
- Hiatal HerniaDr. Johnson isExperienced. Learn about Hiatal Hernia.
- IndigestionDr. Johnson isExperienced. Learn about Indigestion.
- Intestinal CancerDr. Johnson isExperienced. Learn about Intestinal Cancer.
- Irritable Bowel Syndrome (IBS)Dr. Johnson isExperienced. Learn about Irritable Bowel Syndrome (IBS).
- Juvenile Polyposis SyndromeDr. Johnson isExperienced. Learn about Juvenile Polyposis Syndrome.
- Levator SyndromeDr. Johnson isExperienced. Learn about Levator Syndrome.
- Liver FailureDr. Johnson isExperienced. Learn about Liver Failure.
- MacroamylasemiaDr. Johnson isExperienced. Learn about Macroamylasemia.
- MalnutritionDr. Johnson isExperienced. Learn about Malnutrition.
- Menetrier DiseaseDr. Johnson isExperienced. Learn about Menetrier Disease.
- Menkes DiseaseDr. Johnson isExperienced. Learn about Menkes Disease.
- Morning SicknessDr. Johnson isExperienced. Learn about Morning Sickness.
- Necrotizing EnterocolitisDr. Johnson isExperienced. Learn about Necrotizing Enterocolitis.
- Non-Alcoholic Fatty Liver DiseaseDr. Johnson isExperienced. Learn about Non-Alcoholic Fatty Liver Disease.
- Nonalcoholic Steatohepatitis (NASH)Dr. Johnson isExperienced. Learn about Nonalcoholic Steatohepatitis (NASH).
- Occipital Horn SyndromeDr. Johnson isExperienced. Learn about Occipital Horn Syndrome.
- Pancreatic CancerDr. Johnson isExperienced. Learn about Pancreatic Cancer.
- Pancreatic PseudocystDr. Johnson isExperienced. Learn about Pancreatic Pseudocyst.
- Portal HypertensionDr. Johnson isExperienced. Learn about Portal Hypertension.
- ProctitisDr. Johnson isExperienced. Learn about Proctitis.
- Progressive Familial Intrahepatic Cholestasis Type 1
- Progressive Familial Intrahepatic Cholestasis Type 2
- Progressive Familial Intrahepatic Cholestasis Type 3
- Pseudomembranous ColitisDr. Johnson isExperienced. Learn about Pseudomembranous Colitis.
- Rotor SyndromeDr. Johnson isExperienced. Learn about Rotor Syndrome.
- Sphincter of Oddi DysfunctionDr. Johnson isExperienced. Learn about Sphincter of Oddi Dysfunction.
- Spontaneous Bacterial PeritonitisDr. Johnson isExperienced. Learn about Spontaneous Bacterial Peritonitis.
- TenesmusDr. Johnson isExperienced. Learn about Tenesmus.
- Urea Cycle Disorders (UCD)Dr. Johnson isExperienced. Learn about Urea Cycle Disorders (UCD).