Vincent Duy Nguyen, M.D.
NPI 1508229121ActiveIndividual· Internal Medicine, Gastroenterology· Kingwood, TX
Internal Medicine, Gastroenterology (M.D.) in Kingwood, Texas, trained at Texas A & M University System, Hsc, College of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $376,779 for 426 claims, against $50,360 paid for services in 2024. Galderma Laboratories, L.P. was the largest of 15 companies reporting payments in 2025, $1,670 in all, mostly food and beverage.
Overview
| NPI | 1508229121 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 31, 2016 |
| Last updated in NPPES | Aug 26, 2022 |
| Certified by provider | Aug 26, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | T3347 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | 52395 | KY |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 171 |
|---|---|
| Services billed | 492 across 30 procedure codes |
| Paid by Medicare | $50,360 |
Part D prescriptions in 2024
| Prescriptions (claims) | 426 · 634 30-day fills |
|---|---|
| Patients | 162 |
| Total drug cost | $376,779 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Texas A & M University System, Hsc, College of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Gastroenterology |
Medical group
- Texas Digestive Disease Consultants, PLLCFlower Mound, TX · 608 clinicians
Hospital affiliations
- HCA Houston Healthcare KingwoodKingwood, TX
- Memorial Hermann Northeast HospitalHumble, TX
Industry payments (Open Payments)
- 2025$1,670 · 59 payments from 15 companies
- 2024$1,713 · 71 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Galderma Laboratories, L.P. | $309.75 | 2 |
| Abbvie Inc. | $305.15 | 18 |
| Takeda Pharmaceuticals U.S.A., Inc. | $254.15 | 10 |
| Madrigal Pharmaceuticals | $231.11 | 6 |
| Janssen Biotech, Inc. | $176.53 | 5 |
What the 2025 payments were for
- Food and Beverage$1,670 · 59 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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