Karrie Ka Wai Lau, D.O.
NPI 1508397936ActiveIndividual· Internal Medicine· Porterville, CA
Internal Medicine (D.O.) with 24 on Physicians of California PC, practicing in Porterville, California. Mostly services rather than prescriptions: Medicare paid $75,095 for 317 patients in 2024, with only 30 Part D claims. Pfizer Inc. was the largest of 3 companies reporting payments in 2024, $210.96 in all, mostly food and beverage. Lists El Centro Regional Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1508397936 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Mar 27, 2017 |
| Last updated in NPPES | Jun 19, 2020 |
| Certified by provider | Jun 19, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A17865 | 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 | 317 |
|---|---|
| Services billed | 990 across 7 procedure codes |
| Paid by Medicare | $75,095 |
Part D prescriptions in 2024
| Prescriptions (claims) | 30 · 30 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $1,221 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- 24 on Physicians of California PCEl Centro, CA · 57 clinicians
Hospital affiliations
- El Centro Regional Medical CenterEl Centro, CA
- Sierra View Medical CenterPorterville, CA
Industry payments (Open Payments)
- 2024$210.96 · 15 payments from 3 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $133.58 | 11 |
| Janssen Pharmaceuticals, Inc | $61.12 | 3 |
| Novartis Pharmaceuticals Corporation | $16.26 | 1 |
What the 2024 payments were for
- Food and Beverage$210.96 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 37 internal medicine physicians in Porterville · All internal medicine physicians in California