Giao Quynh Duong, MD
NPI 1578520953ActiveIndividual· Internal Medicine· Houston, TX
Internal Medicine (MD) in Houston, Texas, licensed in TX, with an NPI issued in April 2006. Their prescriptions cost Medicare Part D more than their services did: $377,332 for 8,039 claims, against $198,725 paid for services in 2024.
Overview
| NPI | 1578520953 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 28, 2006 |
| Last updated in NPPES | May 12, 2023 |
| Certified by provider | May 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | M3527 | TX |
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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 186 |
|---|---|
| Services billed | 2,243 across 16 procedure codes |
| Paid by Medicare | $198,725 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,039 · 8,648 30-day fills |
|---|---|
| Patients | 286 |
| Total drug cost | $377,332 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Internal Medicine |
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- Focused Care at WestwoodNursing home · Houston, TX
- Park Manor of WestchaseNursing home · Houston, TX
- West Houston Rehabilitation and Healthcare CenterNursing home · Houston, TX
- West Oaks Nursing & RehabilitationNursing home · Houston, TX
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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