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

Marie Bernadette Gaston Diez

2401 E St NWWashington, DC 20226

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Marie Bernadette Gaston DiezAllison Gabbert, NPDitta Ionie AllenShannon M. Ross, FNP-BC
Nurse PractitionerNurse PractitionerNurse PractitionerNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English
Washington , DCAlexandria , VAColumbia , MDFairfax , VA
Current Profile
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Insurance Plans Accepted by Marie Bernadette Gaston Diez

  • Accepts Medicaid
  • Aetna
  • Aetna Better Health
  • Anthem Blue Cross
  • Anthem Blue Cross Blue Shield - Medicaid (Managed)
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • CareFirst BlueCross BlueShield
  • Cigna
  • Johns Hopkins Employer Health Programs
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (HMO Plans)
  • Medicaid - Medicaid (Managed)
  • Optima Health
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - PPO
  • Virginia Premier Health Plan

Medical Specialties

Marie Bernadette Gaston Diez has the following 2 specialties

Specialty Expertise

Marie Bernadette Gaston Diez has the following 3 areas of expertise

  • Gastroenterology
  • Pediatric Gastroenterology
  • Registered Nurse

Certifications, License, & Education

MEDICAL LICENSE

Nurse Practitioner, District Of Columbia, 2026, Active

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Frequently Asked Questions

Which hospitals is Marie Bernadette Diez affiliated with?
Marie Bernadette Diez is affiliated with Inova Loudoun Hospital Center.
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.
What languages does Marie Bernadette Diez speak?
Marie Bernadette Diez speaks English and Spanish.
Does Marie Bernadette Diez accept my insurance?
You can see the insurance plans that Marie Bernadette Diez accepts on their Vitals profile.

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