Chai-Kiong Lau, M.D.
NPI 1912957309ActiveIndividual· Internal Medicine· Fremont, CA
Internal Medicine (M.D.) in Fremont, California, licensed in CA, with an NPI issued in May 2006. Their prescriptions cost Medicare Part D more than their services did: $510,047 for 4,875 claims, against $143,055 paid for services in 2024. Amgen Inc. reported $14.53 in payments in 2024, mostly food and beverage. Lists Washington Hospital as a hospital affiliation.
Overview
| NPI | 1912957309 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 10, 2006 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A53742 | CA |
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 | 307 |
|---|---|
| Services billed | 1,497 across 15 procedure codes |
| Paid by Medicare | $143,055 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,875 · 12,125 30-day fills |
|---|---|
| Patients | 378 |
| Total drug cost | $510,047 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Internal Medicine |
Hospital affiliation
- Washington HospitalFremont, CA
Other facilities
- Centerwell Asian American Home HealthHome health agency · Alameda, CA
- Vital Home Health CareHome health agency · Hayward, CA
Industry payments (Open Payments)
- 2024$14.53 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $14.53 | 1 |
What the 2024 payments were for
- Food and Beverage$14.53 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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