Adrienne J. Nguyen, MD
NPI 1376635219ActiveIndividual· Internal Medicine, Gastroenterology· San Carlos, CA
Internal Medicine, Gastroenterology (MD) in San Carlos, California, trained at University of Missouri, Kansas City, School of Medicine (class of 1996). Medicare paid $20,824 for services to 200 patients in 2024.
Overview
| NPI | 1376635219 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 29, 2006 |
| Last updated in NPPES | Jun 3, 2026 |
| Certified by provider | Jun 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | C53504 | CA |
| Internal Medicine, Gastroenterology | 207RG0100X | 2013009358 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (DC); Practitioner - Gastroenterology (MD); Practitioner - Gastroenterology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 200 |
|---|---|
| Services billed | 309 across 20 procedure codes |
| Paid by Medicare | $20,824 |
Education and affiliations
| Medical school | University of Missouri, Kansas City, School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical groups
- Medstar Medical Group II LLCWashington, DC · 3,767 clinicians
- Hannibal Regional Healthcare System IncHannibal, MO · 272 clinicians
Hospital affiliations
- Hannibal Regional HospitalHannibal, MO
- Medstar Franklin Square Medical CenterRosedale, MD
- Medstar Good Samaritan HospitalBaltimore, MD
- Medstar Harbor HospitalBaltimore, MD
- Medstar Union Memorial HospitalBaltimore, MD
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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