Tat Wa Yau, M.D., M.P.H.
NPI 1710418967ActiveIndividual· Internal Medicine, Infectious Disease· New Orleans, LA
Internal Medicine, Infectious Disease (M.D., M.P.H.) in New Orleans, Louisiana, trained at Louisiana State University School of Medicine in New Orleans (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $3,556,008 for 3,462 claims, against $13,505 paid for services in 2024. Gilead Sciences, Inc. reported $148.89 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1710418967 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., M.P.H. |
| Sole proprietor | No |
| NPI issued | Mar 21, 2017 |
| Last updated in NPPES | Aug 28, 2024 |
| Certified by provider | Aug 28, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 328032 | LA |
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 - Infectious Disease (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 76 |
|---|---|
| Services billed | 219 across 11 procedure codes |
| Paid by Medicare | $13,505 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,462 · 3,861 30-day fills |
|---|---|
| Patients | 173 |
| Total drug cost | $3,556,008 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Infectious Disease |
| Telehealth | Offers telehealth |
Medical group
- Louisiana State University School of Medicine in New Orleans Faculty GNew Orleans, LA · 447 clinicians
Hospital affiliations
- Ochsner Medical Center-KennerKenner, LA
- Touro InfirmaryNew Orleans, LA
- University Medical Center New OrleansNew Orleans, LA
Industry payments (Open Payments)
- 2025$148.89 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $148.89 | 2 |
What the 2025 payments were for
- Food and Beverage$148.89 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 62 infectious disease specialists in New Orleans · All infectious disease specialists in Louisiana