Katherine Rose Maiorisi, PA-C
NPI 1265058044ActiveIndividual· Physician Assistant· Pawtucket, RI
Physician Assistant (PA-C) with University Internal Medicine,inc, practicing in Pawtucket, Rhode Island. Their prescriptions cost Medicare Part D more than their services did: $269,085 for 4,116 claims, against $25,958 paid for services in 2024. Antares Pharma, Inc. was the largest of 7 companies reporting payments in 2025, $126.97 in all, mostly food and beverage. Lists Kent County Memorial Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1265058044 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 17, 2020 |
| Last updated in NPPES | Aug 12, 2026 |
| Certified by provider | Aug 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA01242 | RI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 188 |
|---|---|
| Services billed | 916 across 39 procedure codes |
| Paid by Medicare | $25,958 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,116 · 8,232 30-day fills |
|---|---|
| Patients | 549 |
| Total drug cost | $269,085 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- University Internal Medicine,incPawtucket, RI · 6 clinicians
Hospital affiliations
- Kent County Memorial HospitalWarwick, RI
- Rhode Island HospitalProvidence, RI
- The Miriam HospitalProvidence, RI
- Women & Infants Hospital of Rhode IslandProvidence, RI
Other facilities
- Amedisys Home Health CareHome health agency · Warwick, RI
- Elara CaringHome health agency · Warwick, RI
Industry payments (Open Payments)
- 2025$126.97 · 7 payments from 7 companies
- 2024$309.66 · 16 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Antares Pharma, Inc. | $20.81 | 1 |
| Pfizer Inc. | $20.73 | 1 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $19.97 | 1 |
| Aimmune Therapeutics, Inc. | $17.30 | 1 |
| Amgen Inc. | $16.70 | 1 |
What the 2025 payments were for
- Food and Beverage$126.97 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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