0 reviews
Summary
Dr. Seng-Ian Gan sees patients at Virginia Mason Medical Center, where he practices gastroenterology. He earned his medical degree from the University of British Columbia Faculty of Medicine and sees patients in Seattle and Bellevue, Washington.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 28 years of experience
- 1 insurance plan accepted
- speaks English
- Univ Of British Columbia Fac Of Med
- 1 specialty
- 10 areas of expertise
- 1 hospital affiliation
- 4 office locations
- Male
Office Locations
Dr. Seng-Ian Gan has 4 locationsVirginia Mason Seattle Buck Pavilion
1100 9th AveSeattle, WA 98101 Tel: (206) 223-6673
Mon6:00 am - 5:30 pm
Tue6:00 am - 5:30 pm
Wed6:00 am - 5:30 pm
Thu6:00 am - 5:30 pm
Fri6:00 am - 5:30 pm
Sat8:00 am - 12:30 pm
SunClosed
Virginia Mason Medical Center Gastroenterology
1100 9th Ave Fl 3Seattle, WA 98101 Tel: (206) 223-2319
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed
Virginia Mason Bellevue Medical Center
222 112th Ave NEBellevue, WA 98004 Tel: (425) 637-1855
Mon8:00 am - 7:00 pm
Tue8:00 am - 7:00 pm
Wed8:00 am - 7:00 pm
Thu8:00 am - 7:00 pm
Fri8:00 am - 5:00 pm
Sat8:30 am - 12:30 pm
SunClosed
Virginia Mason Bellevue Medical Center
11695 NE 4th StBellevue, WA 98004Mon7:00 am - 7:00 pm
Tue7:00 am - 7:00 pm
Wed7:00 am - 7:00 pm
Thu7:00 am - 7:00 pm
Fri7:00 am - 5:00 pm
Sat8:30 am - 12:30 pm
SunClosed
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Seng-Ian Gan, MD | Ji Soo Choi, APRN | Elizabeth Leigh Lantry | Dr. Kris V Cowdley, MD |
| Gastroenterology | Gastroenterology | Nurse Practitioner | Gastroenterology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 28 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 | |
| Seattle , WA | Sacramento , CA | Seattle , WA | Seattle , WA |
| Med School: Univ Of British Columbia Fac Of Med | Med School: New York University | ||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Seng-Ian Gan
Medical Specialties
Dr. Seng-Ian Gan has the following specialty
Specialty Expertise
Dr. Seng-Ian Gan has the following 10 areas of expertise
Certifications, License, & Education
28 Years Experience
Education & Training
Medical School
Graduated from Univ Of British Columbia Fac Of Med in 1998.
NPI Number
Dr. Gan's NPI number is 1700833498.
Similar doctors
Frequently Asked Questions
- Where is Dr. Seng-Ian Gan's office located?
- Dr. Seng-Ian Gan's office is located at 1100 9th Ave, Seattle, WA, 98101.
- Which hospitals is Dr. Seng-Ian Gan affiliated with?
- Dr. Seng-Ian Gan is affiliated with Virginia Mason Medical Center.
- Does Dr. Seng-Ian Gan accept virtual/telehealth appointments?
- Dr. Seng-Ian Gan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- How can I make an appointment with Dr. Seng-Ian Gan?
- You can find contact information for Dr. Seng-Ian Gan here on Vitals.
- Does Dr. Seng-Ian Gan accept my insurance?
- You can see the insurance plans that Dr. Seng-Ian Gan accepts on their Vitals profile.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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.



