Sew-Leong Kwa, MBBS PC
NPI 1932119005ActiveIndividual· Internal Medicine· Framingham, MA
Internal Medicine (MBBS PC) in Framingham, Massachusetts, licensed in MA, with an NPI issued in August 2006. Their prescriptions cost Medicare Part D more than their services did: $356,682 for 922 claims, against $100,103 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 5 companies reporting payments in 2025, $856.64 in all, mostly food and beverage. Lists Metrowest Medical Center as a hospital affiliation.
Overview
| NPI | 1932119005 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MBBS PC |
| Sole proprietor | Yes |
| NPI issued | Aug 9, 2006 |
| Last updated in NPPES | Aug 12, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 42224 | MA |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 42224 | MA |
| Internal Medicine, Pulmonary Disease | 207RP1001X | 42224 | MA |
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 - Critical Care (Intensivists) (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 294 |
|---|---|
| Services billed | 2,511 across 31 procedure codes |
| Paid by Medicare | $100,103 |
Part D prescriptions in 2024
| Prescriptions (claims) | 922 · 1,476 30-day fills |
|---|---|
| Patients | 247 |
| Total drug cost | $356,682 |
| Generic share | 42% of claims |
Education and affiliations
| Graduation year | 1971 |
|---|---|
| Medicare specialty | Critical Care (Intensivists) |
| Secondary specialties | Pulmonary Disease |
| Telehealth | Offers telehealth |
Hospital affiliation
- Metrowest Medical CenterFramingham, MA
Industry payments (Open Payments)
- 2025$856.64 · 32 payments from 5 companies
- 2024$231.76 · 7 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $539.79 | 16 |
| Genzyme Corporation | $207.32 | 12 |
| Regeneron Healthcare Solutions, Inc. | $56.42 | 2 |
| Glaxosmithkline, LLC. | $30.28 | 1 |
| Viatris Specialty LLC | $22.83 | 1 |
What the 2025 payments were for
- Food and Beverage$856.64 · 32 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 102 internal medicine physicians in Framingham · All internal medicine physicians in Massachusetts