Maggie Giambalvo, PA
NPI 1023647989ActiveIndividual· Physician Assistant· Stamford, CT
Physician Assistant (PA) in Stamford, Connecticut, licensed in CT, with an NPI issued in April 2020. Part D covered 137 prescriptions written in 2024, 81% of them generic. Edwards Lifesciences Corporation was the largest of 6 companies reporting payments in 2025, $519.56 in all, mostly food and beverage.
Overview
| NPI | 1023647989 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Apr 3, 2020 |
| Last updated in NPPES | Feb 9, 2021 |
| Certified by provider | Feb 9, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 5067 | CT |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (CT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 137 · 191 30-day fills |
|---|---|
| Patients | 72 |
| Total drug cost | $25,878 |
| Generic share | 81% of claims |
Industry payments (Open Payments)
- 2025$519.56 · 13 payments from 6 companies
- 2024$29.69 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Edwards Lifesciences Corporation | $278.39 | 4 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $71.47 | 3 |
| Abbott Laboratories | $62.46 | 2 |
| Actelion Pharmaceuticals US, Inc. | $59.23 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $24.75 | 1 |
What the 2025 payments were for
- Food and Beverage$519.56 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 81 physician assistants in Stamford · All physician assistants in Connecticut