0 reviews
Summary
Dr. Thomas Johnson is a gastroenterologist and internal medicine physician with over four decades of medical experience. He earned his medical degree from the University of Illinois at Chicago College of Medicine and completed his residency at Loyola University Medical Center. His extensive background in both gastroenterology and internal medicine allows him to provide comprehensive digestive health care. Dr. Johnson is fluent in English.
Dr. Johnson practices at Mary Greeley Medical Center in Ames, Iowa. He specializes in treating conditions such as colon polyps, Crohn's disease, and upper digestive tract bleeding. His expertise includes performing colonoscopies and lower digestive tract examinations to help diagnose and monitor intestinal health.
Dr. Johnson practices at Mary Greeley Medical Center in Ames, Iowa. He specializes in treating conditions such as colon polyps, Crohn's disease, and upper digestive tract bleeding. His expertise includes performing colonoscopies and lower digestive tract examinations to help diagnose and monitor intestinal health.
AI-generated from data on this provider profile.
Quick Facts
- 42 years of experience
- 25 insurance plans accepted
- speaks English
- Loyola University Medical Center
- 2 specialties
- 11 areas of expertise
- 2 board certifications
- 1 hospital affiliation
- 1 office location
- Male
Office Location
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Thomas Dale Johnson, MD | Ashley Anderson, APRN | Dr. Jacob Cherukara Alexander, MD | Dr. Lenard Morgan Kerr, DO |
| Gastroenterology | Gastroenterology | Nephrology | Emergency Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 42 Years of Experience | 28 Years of Experience | 31 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English | Speaks English, Spanish | Speaks English |
| Ames , IA | SACRAMENTO , CA | Boone , IA | Des Moines , IA |
| Med School: University Of Illinois At Chicago College Of Medicine | Med School: East Tennessee State University - Quillen College of Medicine | Med School: University Of Iowa Roy J And Lucille A Carver College Of Medicine | Med School: Des Moines University College Of Osteopathic Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Thomas Dale Johnson
Medical Specialties
Dr. Thomas Dale Johnson has the following 2 specialties
Specialty Expertise
Dr. Thomas Dale Johnson has the following 11 areas of expertise
Certifications, License, & Education
42 Years Experience
EDUCATION & TRAINING
Residency
Loyola University Medical Center
Medical School
University Of Illinois At Chicago College Of MedicineGraduated in 1984
Similar doctors
Frequently Asked Questions
- Does Dr. Thomas Johnson accept virtual/telehealth appointments?
- Dr. Thomas Johnson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Is Dr. Thomas Johnson accepting new patients?
- Dr. Thomas Johnson has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. Thomas Johnson accept my insurance?
- You can see the insurance plans that Dr. Thomas Johnson accepts on their Vitals profile.
- What languages does Dr. Thomas Johnson speak?
- Dr. Thomas Johnson speaks English.
- Which hospitals is Dr. Thomas Johnson affiliated with?
- Dr. Thomas Johnson is affiliated with Mary Greeley Medical Center.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.




