Katherine O'Leary, PA-C
NPI 1629752837ActiveIndividual· Physician Assistant, Surgical· Boston, MA
Physician Assistant, Surgical (PA-C) with Brigham and Womens Physicians Organization Inc, practicing in Boston, Massachusetts. 36 Medicare patients in 2024, $4,213 paid; nearly all of their 64 Part D prescriptions were generic (97%). Abbvie Inc. was the largest of 4 companies reporting payments in 2024, $193.83 in all, mostly food and beverage. Lists Brigham and Women Faulkner Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1629752837 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 9, 2023 |
| Last updated in NPPES | Sep 16, 2025 |
| Certified by provider | Sep 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | — | — |
| Physician Assistant, Medical | 363AM0700X | — | — |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 53 across 12 procedure codes |
| Paid by Medicare | $4,213 |
Part D prescriptions in 2024
| Prescriptions (claims) | 64 · 66 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $316.40 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Brigham and Womens Physicians Organization IncBoston, MA · 2,994 clinicians
Hospital affiliations
- Brigham and Women Faulkner HospitalJamaica Plain, MA
- Brigham and Women's HospitalBoston, MA
Industry payments (Open Payments)
- 2024$193.83 · 4 payments from 4 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $124.66 | 1 |
| Exact Sciences Corporation | $34.12 | 1 |
| Novo Nordisk Inc | $19.08 | 1 |
| Lilly USA, LLC | $15.97 | 1 |
What the 2024 payments were for
- Food and Beverage$193.83 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 132 surgical physician assistants in Boston · All surgical physician assistants in Massachusetts