Karen Sweeney Chun, PA-C, MPH
NPI 1609851484ActiveIndividual· Physician Assistant· East Boston, MA
Physician Assistant (PA-C, MPH) with Internal Medical Associates-Ebnhc, practicing in East Boston, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $15,366 for 110 claims, against $1,424 paid for services in 2024. Organon LLC reported $5,225 in payments in 2025, mostly compensation for serving as faculty or as a speaker for a me. Lists Boston Medical Center as a hospital affiliation.
Overview
| NPI | 1609851484 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C, MPH |
| Sole proprietor | No |
| NPI issued | Dec 14, 2005 |
| Last updated in NPPES | Dec 12, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 1592 | 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 - Physician Assistant (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 16 |
|---|---|
| Services billed | 29 across 8 procedure codes |
| Paid by Medicare | $1,424 |
Part D prescriptions in 2024
| Prescriptions (claims) | 110 · 232 30-day fills |
|---|---|
| Patients | 27 |
| Total drug cost | $15,366 |
| Generic share | 77% of claims |
Education and affiliations
| Graduation year | 1991 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Internal Medical Associates-EbnhcEast Boston, MA · 240 clinicians
Hospital affiliation
- Boston Medical CenterBoston, MA
Industry payments (Open Payments)
- 2025$5,225 · 5 payments from 1 company
- 2024$18,998 · 20 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $5,225 | 5 |
What the 2025 payments were for
- Compensation for serving as faculty or as a speaker for a medical education program$5,225 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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