Ka Wai Tam, M.D.
NPI 1265484588ActiveIndividual· Family Medicine· Honolulu, HI
Family Medicine (M.D.) in Honolulu, Hawaii, trained at University of Toronto, Faculty of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $132,246 for 2,034 claims, against $36,144 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 8 companies reporting payments in 2025, $294.89 in all, mostly food and beverage.
Overview
| NPI | 1265484588 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 16, 2006 |
| Last updated in NPPES | Jul 24, 2026 |
| Certified by provider | Jul 24, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD-25650 | HI |
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 - Family Practice (CA); Practitioner - Family Practice (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 129 |
|---|---|
| Services billed | 452 across 14 procedure codes |
| Paid by Medicare | $36,144 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,034 · 4,014 30-day fills |
|---|---|
| Patients | 243 |
| Total drug cost | $132,246 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Toronto, Faculty of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Foster City Medical CenterFoster City, CA · 4 clinicians
Hospital affiliation
- Peninsula Medical CenterBurlingame, CA
Industry payments (Open Payments)
- 2025$294.89 · 12 payments from 8 companies
- 2024$169.91 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $89.50 | 4 |
| Novo Nordisk Inc | $40.21 | 2 |
| Vertex Pharmaceuticals Incorporated | $34.44 | 1 |
| Exact Sciences Corporation | $33.15 | 1 |
| Hologic Sales and Service, LLC | $30.01 | 1 |
What the 2025 payments were for
- Food and Beverage$294.89 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 217 family medicine physicians in Honolulu · All family medicine physicians in Hawaii