Quick answers
- Which hospitals does Adrienne Nguyen work at?
- Medicare's official clinician data lists Adrienne Nguyen at 5 hospitals: Hannibal Regional Hospital, MedStar Franklin Square Medical Center, MedStar Good Samaritan Hospital, MedStar Harbor Hospital and MedStar Union Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Adrienne Nguyen see patients?
- Medicare's clinician data lists 5 practice locations, including Washington, DC, Leonardtown, MD and Hannibal, MO. Call before your visit to confirm the address.
- What is Adrienne Nguyen's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does Adrienne Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Adrienne Nguyen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Adrienne Nguyen offer telehealth?
- Medicare's clinician data says Adrienne Nguyen offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Adrienne Nguyen?
- (202) 429-2401, as listed in official Medicare / NPI Registry data.
- What is Adrienne Nguyen's NPI number?
- 1376635219. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Adrienne Nguyen works
Medicare's Facility Affiliation Data lists Adrienne Nguyen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Hannibal Regional HospitalHannibal, MO · Acute Care Hospital · CCN 260025
- MedStar Franklin Square Medical CenterRosedale, MD · Acute Care Hospital · CCN 210015
- MedStar Good Samaritan HospitalBaltimore, MD · Acute Care Hospital · CCN 210056
- MedStar Harbor HospitalBaltimore, MD · Acute Care Hospital · CCN 210034
- MedStar Union Memorial HospitalBaltimore, MD · Acute Care Hospital · CCN 210024
Practice locations
Addresses where Adrienne Nguyen is enrolled with Medicare (CMS data updated 2026-10-02).
- 1145 19th St NW, 311 Mmg at 19th Street NWWashington, DC 20036 (202) 429‑2401
- 25500 Point Lookout RdLeonardtown, MD 20650 (240) 434‑4088
- 6500 Hospital DrHannibal, MO 63401 (573) 248‑1300
- 7503 Surratts RdClinton, MD 20735 (301) 868‑8000
- 9000 Franklin Square DrBaltimore, MD 21237 (443) 777‑7000
Group practices
Medicare enrollment lists Adrienne Nguyen as a member of these groups (CMS data updated 2026-10-02).
- MedStar Medical Group II LLC3,767 clinicians in the group
- Hannibal Regional Healthcare System Inc272 clinicians in the group
Specialties
- Gastroenterologyprimary
Find other Gastroenterology doctors in District of Columbia →
Other gastroenterologists in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Missouri, Kansas City, School Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1376635219 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians