0 reviews
Summary
Marie Bernadette Diez works in Washington, DC and specializes in Nurse Practitioner and Gastroenterology. Marie Bernadette Diez is affiliated with Inova Loudoun Hospital Center.
Quick Facts
- 20 insurance plans accepted
- speaks English, Spanish
- 2 specialties
- 3 areas of expertise
- 1 hospital affiliation
- 1 office location
- Female
Office Location
Compare with Similar Providers
![]() | ![]() | ![]() | ![]() |
| Marie Bernadette Gaston Diez | Shannon M. Ross, FNP-BC | Paule Valery Joseph | Ca'seem Tyler, MHA, MSN, FNP-BC |
| Nurse Practitioner | Nurse Practitioner | Nurse Practitioner | Nurse Practitioner |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 18 Years of Experience | |||
| No Virtual Visit Option | Virtual Visit Available | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English, Spanish | Speaks English | Speaks English | |
| Washington , DC | Fairfax , VA | Rockville , MD | La Plata , MD |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Marie Bernadette Gaston Diez
Medical Specialties
Marie Bernadette Gaston Diez has the following 2 specialties
Specialty Expertise
Marie Bernadette Gaston Diez has the following 3 areas of expertise
Certifications, License, & Education
Marie Bernadette Gaston Diez holds an active medical license in the state of District Of Columbia.
Medical License
Nurse Practitioner with an active medical license in the state of District Of Columbia that expired in 2026.
NPI Number
Marie Bernadette Gaston Diez's NPI number is 1568488138.
Similar Doctors
Frequently Asked Questions
- What languages does Marie Bernadette Diez speak?
- Marie Bernadette Diez speaks English and Spanish.
- Is Marie Bernadette Diez accepting new patients?
- Marie Bernadette Diez has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Marie Bernadette Diez accept my insurance?
- You can see the insurance plans that Marie Bernadette Diez accepts on their Vitals profile.
- How can I make an appointment with Marie Bernadette Diez?
- You can find contact information for Marie Bernadette Diez here on Vitals.
- Where is Marie Bernadette Diez's office located?
- Marie Bernadette Diez's office is located at 2401 E St NW, Washington, DC, 20226.
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.



