Katherine Donovan Flaherty, PA-C
NPI 1649693441ActiveIndividual· Physician Assistant· Wheaton, IL
Physician Assistant (PA-C) with Dupage Medical Group Ltd, practicing in Wheaton, Illinois. 538 Medicare patients in 2024, $88,965 paid; nearly all of their 501 Part D prescriptions were generic (93%). Novartis Pharmaceuticals Corporation was the largest of 10 companies reporting payments in 2025, $537.55 in all, mostly food and beverage.
Overview
| NPI | 1649693441 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 29, 2014 |
| Last updated in NPPES | Jul 18, 2023 |
| Certified by provider | Jul 18, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085005457 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 538 |
|---|---|
| Services billed | 2,274 across 52 procedure codes |
| Paid by Medicare | $88,965 |
Part D prescriptions in 2024
| Prescriptions (claims) | 501 · 553 30-day fills |
|---|---|
| Patients | 272 |
| Total drug cost | $123,622 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Dupage Medical Group LtdWinfield, IL · 1,322 clinicians
Industry payments (Open Payments)
- 2025$537.55 · 25 payments from 10 companies
- 2024$298.83 · 11 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $115.92 | 6 |
| Regeneron Healthcare Solutions, Inc. | $99.36 | 3 |
| Abbvie Inc. | $65.46 | 3 |
| Ucb, Inc. | $54.96 | 2 |
| Genzyme Corporation | $54.14 | 2 |
What the 2025 payments were for
- Food and Beverage$537.55 · 25 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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