0 reviews
Summary
Dr. Mariel Bailey treats GERD, acid reflux, and GERD in children, and performs lower GI endoscopy, colonoscopy, and upper GI endoscopy. She practices gastroenterology, internal medicine, and pediatrics and has nine years of experience. Dr. Bailey earned her medical degree from the David Geffen School of Medicine at UCLA and is affiliated with Brigham and Women's Hospital, Kaiser Permanente Walnut Creek Medical Center, Boston Children's Hospital, and Beth Israel Deaconess Medical Center. She sees patients in Walnut Creek, California, and Boston, Massachusetts.
Overview based on verified provider data
Quick Facts
- 9 years of experience
- 10 insurance plans accepted
- David Geffen School Of Medicine At Ucla
- 3 specialties
- 3 areas of expertise
- 4 hospital affiliations
- 3 office locations
- Female
Office Locations
Dr. Mariel Eve Bailey has 3 locationsKaiser Permanente Walnut Creek Medical Center
1425 S Main StWalnut Creek, CA 94596 Tel: (925) 295-4000
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Mariel Eve Bailey | Rebecca Humphries, APRN | Jan Seiler, APRN | Rachel Oliver, APRN |
| Gastroenterology | Gastroenterology | Gastroenterology | Gastroenterology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 9 Years of Experience | |||
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English | Speaks English | Speaks English | |
| Walnut Creek , CA | Sacramento , CA | Montgomery , AL | Sacramento , CA |
| Med School: David Geffen School Of Medicine At Ucla | Med School: Emory University | Med School: Georgia State University | Med School: University of South Alabama |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Mariel Eve Bailey
Medical Specialties
Dr. Mariel Eve Bailey has the following 3 specialties
Specialty Expertise
Dr. Mariel Eve Bailey has the following 3 areas of expertise
Certifications, License, & Education
9 Years Experience
Dr. Mariel Eve Bailey holds inactive and expired medical licenses in the states of Massachusetts and California.
Medical License
Medical Doctor with an inactive medical license in the state of Massachusetts that expired in 2025 and an expired medical license in the state of California that expired in 2026.
Education & Training
Medical School
Graduated from David Geffen School Of Medicine At Ucla in 2017.
NPI Number
Dr. Bailey's NPI number is 1710415435.
Similar Doctors
Frequently Asked Questions
- Does Dr. Mariel Bailey accept virtual/telehealth appointments?
- Dr. Mariel Bailey has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Which hospitals is Dr. Mariel Bailey affiliated with?
- Dr. Mariel Bailey is affiliated with Brigham And Womens Hospital, Kaiser Permanente Walnut Creek Medical Center, Boston Childrens Hospital, and BETH ISRAEL DEACONESS MEDICAL CENTER.
- Does Dr. Mariel Bailey accept my insurance?
- You can see the insurance plans that Dr. Mariel Bailey accepts on their Vitals profile.
- Is Dr. Mariel Bailey accepting new patients?
- Dr. Mariel Bailey has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- How can I make an appointment with Dr. Mariel Bailey?
- You can find contact information for Dr. Mariel Bailey here on Vitals.
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.










