0 reviews
Summary
Dr. Stuart Thomas is a gastroenterologist who specializes in diagnosing and treating disorders of the digestive system. He earned his medical degree from St. Louis University School of Medicine and completed his residency at Kaiser Permanente Medical Center. With 14 years of experience in gastroenterology, Dr. Thomas has developed expertise in helping patients manage complex digestive health conditions.
Dr. Thomas practices at Kaiser Permanente Sunnyside Medical Center and Lawrence Memorial Hospital, with locations in Clackamas, Oregon and Vancouver, Washington. He treats patients with Crohn's disease, a chronic inflammatory bowel condition that affects the digestive tract. Dr. Thomas also helps patients who experience difficulty swallowing and ear-related issues that can affect overall health. His diagnostic approach includes comprehensive blood work and metabolic testing to evaluate patient health and guide treatment decisions.
Dr. Thomas practices at Kaiser Permanente Sunnyside Medical Center and Lawrence Memorial Hospital, with locations in Clackamas, Oregon and Vancouver, Washington. He treats patients with Crohn's disease, a chronic inflammatory bowel condition that affects the digestive tract. Dr. Thomas also helps patients who experience difficulty swallowing and ear-related issues that can affect overall health. His diagnostic approach includes comprehensive blood work and metabolic testing to evaluate patient health and guide treatment decisions.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 14 years of experience
- Kaiser Permanente Medical Center
- 1 specialty
- 6 areas of expertise
- 2 hospital affiliations
- 3 office locations
- Male
Office Locations
Dr. Stuart James Thomas has 3 locationsKaiser Permanente Sunnybrook Medical Office
9900 SE Sunnyside RdClackamas, OR 97015Mon6:00 am - 6:30 pm
Tue6:00 am - 6:30 pm
Wed6:00 am - 6:30 pm
Thu6:00 am - 6:30 pm
Fri6:00 am - 6:30 pm
SatClosed
SunClosed
Kaiser Permanente Sunnyside Medical Center
10180 Se Sunnyside RdClackamas, OR 97015 Tel: (503) 652-2880
Kaiser Permanente Salmon Creek Medical Office
14406 NE 20th AveVancouver, WA 98686 Tel: (800) 813-2000
Mon7:00 am - 6:00 pm
Tue7:00 am - 6:00 pm
Wed7:00 am - 6:00 pm
Thu7:00 am - 6:00 pm
Fri7:00 am - 6:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Stuart James Thomas, MD | Dr. Karl Hyun Kim, MD | Dr. Emery Chingyen Lin, MD | Dr. Benjamin Mark Hornung, MD |
| Gastroenterology | Gastroenterology | Gastroenterology | Gastroenterology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 14 Years of Experience | 28 Years of Experience | 15 Years of Experience | 12 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Clackamas , OR | Oregon City , OR | Portland , OR | Portland , OR |
| Med School: St Louis University School Of Medicine | Med School: Sidney Kimmel Medical College At Thomas Jefferson University | Med School: Northwestern University Feinberg School Of Medicine | Med School: University Of Kansas School Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Stuart James Thomas
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Stuart James Thomas has the following specialty
Specialty Expertise
Dr. Stuart James Thomas has the following 6 areas of expertise
Certifications, License, & Education
14 Years Experience
Dr. Stuart James Thomas holds expired and active medical licenses in the states of Oregon and Washington.
Medical License
Medical Doctor with an expired medical license in the state of Oregon that expired in 2025 and an active medical license in the state of Washington that expires in 2027.
Education & Training
Residency
Completed their residency at Kaiser Permanente Medical Center.
Medical School
Graduated from St Louis University School Of Medicine in 2012.
NPI Number
Dr. Thomas' NPI number is 1639445471.
Similar doctors
Frequently Asked Questions
- Where is Dr. Stuart Thomas's office located?
- Dr. Stuart Thomas's office is located at 9900 SE Sunnyside Rd, Clackamas, OR, 97015.
- Is Dr. Stuart Thomas accepting new patients?
- Dr. Stuart Thomas is accepting new patients on Vitals. View Dr. Stuart Thomas's profile on Vitals to make an appointment.
- Does Dr. Stuart Thomas accept my insurance?
- You can see the insurance plans that Dr. Stuart Thomas accepts on their Vitals profile.
- Which hospitals is Dr. Stuart Thomas affiliated with?
- Dr. Stuart Thomas is affiliated with Kaiser Permanente Sunnyside Medical Center and Lawrence Memorial Hospital.
- How can I make an appointment with Dr. Stuart Thomas?
- You can find contact information for Dr. Stuart Thomas here on Vitals.
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.




