Marissa Giunta, PA-C
NPI 1649091653ActiveIndividual· Physician Assistant· Naperville, IL
Physician Assistant (PA-C) in Naperville, Illinois, trained at Midwestern University, Chicago College of Osteopathic Med (class of 2024). Mostly services rather than prescriptions: Medicare paid $1,862 for 18 patients in 2024, with only 12 Part D claims. Urogen Pharma, Inc. was the largest of 11 companies reporting payments in 2025, $632.29 in all, mostly food and beverage.
Overview
| NPI | 1649091653 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 22, 2024 |
| Last updated in NPPES | Nov 15, 2024 |
| Certified by provider | Nov 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085.010837 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 18 |
|---|---|
| Services billed | 45 across 8 procedure codes |
| Paid by Medicare | $1,862 |
Part D prescriptions in 2024
| Prescriptions (claims) | 12 · 22 30-day fills |
|---|---|
| Total drug cost | $337.04 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Midwestern University, Chicago College of Osteopathic Med |
|---|---|
| Graduation year | 2024 |
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
Hospital affiliation
- Edward HospitalNaperville, IL
Industry payments (Open Payments)
- 2025$632.29 · 26 payments from 11 companies
- 2024$132.24 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Urogen Pharma, Inc. | $161.69 | 6 |
| Progenics Pharmaceuticals, Inc. | $78.24 | 3 |
| Tolmar, Inc. | $70.47 | 3 |
| Endo USA, Inc. | $67.04 | 4 |
| Sumitomo Pharma America, Inc. | $61.09 | 3 |
What the 2025 payments were for
- Food and Beverage$632.29 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 124 physician assistants in Naperville · All physician assistants in Illinois