Catherine Elizabeth Oakley
NPI 1235948274ActiveIndividual· Physician Assistant· Frederick, MD
Physician Assistant with Sherman Kahan, M.D., P.A., practicing in Frederick, Maryland. Enrolled in Medicare as practitioner - physician assistant. Pfizer Inc. was the largest of 8 companies reporting payments in 2025, $388.72 in all, mostly food and beverage. Lists Frederick Health Hospital as a hospital affiliation.
Overview
| NPI | 1235948274 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jan 3, 2025 |
| Last updated in NPPES | Jan 28, 2025 |
| Certified by provider | Jan 28, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | C0009743 | MD |
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 (MD) |
|---|
Education and affiliations
| Graduation year | 2024 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Sherman Kahan, M.D., P.A.Frederick, MD · 17 clinicians
Hospital affiliation
- Frederick Health HospitalFrederick, MD
Industry payments (Open Payments)
- 2025$388.72 · 18 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $81.23 | 4 |
| Actelion Pharmaceuticals US, Inc. | $76.30 | 4 |
| Novo Nordisk Inc | $67.45 | 3 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $64.39 | 3 |
| Inspire Medical Systems, Inc. | $46.30 | 1 |
What the 2025 payments were for
- Food and Beverage$388.72 · 18 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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