Patricia A. Karwan, NP
NPI 1700883568ActiveIndividual· Nurse Practitioner, Adult Health· Wakefield, RI
Nurse Practitioner, Adult Health (NP) with Silver Spring Health Care Management Inc and 1 other group, practicing in Wakefield, Rhode Island. Their prescriptions cost Medicare Part D more than their services did: $578,404 for 458 claims, against $1,088 paid for services in 2024. Janssen Biotech, Inc. was the largest of 17 companies reporting payments in 2025, $710.06 in all, mostly food and beverage. Lists Kent County Memorial Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1700883568 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Jul 7, 2005 |
| Last updated in NPPES | Nov 5, 2025 |
| Certified by provider | Nov 5, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | APRN00309 | RI |
| Nurse Practitioner | 363L00000X | RN2296293 | MA |
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 - Nurse Practitioner (MA); Practitioner - Nurse Practitioner (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 21 |
|---|---|
| Services billed | 21 across 3 procedure codes |
| Paid by Medicare | $1,088 |
Part D prescriptions in 2024
| Prescriptions (claims) | 458 · 667 30-day fills |
|---|---|
| Patients | 172 |
| Total drug cost | $578,404 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical groups
- Silver Spring Health Care Management IncNarragansett, RI · 134 clinicians
- Prospect Chartercare Rwmc, LLCProvidence, RI · 65 clinicians
Hospital affiliations
- Kent County Memorial HospitalWarwick, RI
- Our Lady of Fatima HospitalNorth Providence, RI
- South County Hospital IncWakefield, RI
Industry payments (Open Payments)
- 2025$710.06 · 27 payments from 17 companies
- 2024$82.81 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $173.18 | 4 |
| Incyte Corporation | $64.12 | 3 |
| Adc Therapeutics America, Inc. | $59.92 | 2 |
| Takeda Pharmaceuticals U.S.A., Inc. | $39.93 | 2 |
| Merck Sharp & Dohme LLC | $37.54 | 2 |
What the 2025 payments were for
- Food and Beverage$611.06 · 26 payments
- Education$99.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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