Maria Magdalena Rivera, PA
NPI 1063477453ActiveIndividual· Physician Assistant· Derry, NH
Physician Assistant (PA) with Mass General Brigham Medical Group Northern Massachusetts Inc and 1 other group, practicing in Derry, New Hampshire. In 2024 Medicare paid $12,429 for 134 patients, and Part D covered 82 of their prescriptions, 83% of them generic. Astrazeneca Pharmaceuticals LP was the largest of 4 companies reporting payments in 2025, $471.25 in all, mostly food and beverage. Lists Lowell General Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1063477453 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Apr 19, 2006 |
| Last updated in NPPES | Jan 20, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 0635 | NH |
| Physician Assistant | 363A00000X | PA9102768 | FL |
| Physician Assistant | 363A00000X | 1408 | 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 | 134 |
|---|---|
| Services billed | 184 across 20 procedure codes |
| Paid by Medicare | $12,429 |
Part D prescriptions in 2024
| Prescriptions (claims) | 82 · 82 30-day fills |
|---|---|
| Patients | 72 |
| Total drug cost | $2,437 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA · 827 clinicians
- Circle Health Urgent Care LLCWestford, MA · 40 clinicians
Hospital affiliations
- Lowell General HospitalLowell, MA
- Massachusetts General HospitalBoston, MA
- North Shore Medical Center -Salem, MA
Industry payments (Open Payments)
- 2025$471.25 · 4 payments from 4 companies
- 2024$124.08 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $120.65 | 1 |
| Amgen Inc. | $119.38 | 1 |
| Novartis Pharmaceuticals Corporation | $115.64 | 1 |
| Corcept Therapeutics | $115.58 | 1 |
What the 2025 payments were for
- Food and Beverage$471.25 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 physician assistants in Derry · All physician assistants in New Hampshire