Tsang Lau, M.D.
NPI 1700100732ActiveIndividual· Internal Medicine· Orange, CA
Internal Medicine (M.D.) in Orange, California, trained at Albany Medical College of Union University (class of 2010). In 2024 Medicare paid $63,444 for 169 patients, and Part D covered 460 of their prescriptions, 84% of them generic.
Overview
| NPI | 1700100732 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 19, 2010 |
| Last updated in NPPES | Sep 26, 2024 |
| Certified by provider | Sep 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A149776 | CA |
| Internal Medicine | 207R00000X | 267410 | NY |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 169 |
|---|---|
| Services billed | 692 across 13 procedure codes |
| Paid by Medicare | $63,444 |
Part D prescriptions in 2024
| Prescriptions (claims) | 460 · 476 30-day fills |
|---|---|
| Patients | 178 |
| Total drug cost | $39,021 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Albany Medical College of Union University |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Internal Medicine |
Medical group
- Galen Inpatient Physicians PCHanford, CA · 1,077 clinicians
Hospital affiliations
- Emanate Health Foothill Presbyterian HospitalGlendora, CA
- Emanate Health Inter-Community HospitalCovina, CA
Other facilities
- Emanate Health Inter-Community Hospital- D/P SnfNursing home · Covina, CA
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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All 224 internal medicine physicians in Orange · All internal medicine physicians in California