Anderson Ka Ho Lai, MD
NPI 1003327321ActiveIndividual· Internal Medicine· Williamsville, NY
Internal Medicine (MD) with General Physician PC and 1 other group, practicing in Williamsville, New York. Their prescriptions cost Medicare Part D more than their services did: $167,678 for 308 claims, against $51,140 paid for services in 2024. Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $77.89 in all, mostly food and beverage. Lists Kaleida Health and 1 other hospital as hospital affiliations.
Overview
| NPI | 1003327321 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 12, 2017 |
| Last updated in NPPES | Sep 24, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 300220-01 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 220 |
|---|---|
| Services billed | 582 across 12 procedure codes |
| Paid by Medicare | $51,140 |
Part D prescriptions in 2024
| Prescriptions (claims) | 308 · 444 30-day fills |
|---|---|
| Patients | 148 |
| Total drug cost | $167,678 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- General Physician PCAmherst, NY · 501 clinicians
- Cogent Medical Care PCBuffalo, NY · 154 clinicians
Hospital affiliations
- Kaleida HealthBuffalo, NY
- Mercy Hospital of BuffaloBuffalo, NY
Industry payments (Open Payments)
- 2025$77.89 · 3 payments from 2 companies
- 2024$269.72 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $56.86 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $21.03 | 1 |
What the 2025 payments were for
- Food and Beverage$77.89 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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