Michelle C. O'Brien, PA-C
NPI 1245648344ActiveIndividual· Physician Assistant· Hinsdale, IL
Physician Assistant (PA-C) with Eastern Maine Medical Center, practicing in Hinsdale, Illinois. 41 Medicare patients in 2024, $4,009 paid; nearly all of their 90 Part D prescriptions were generic (98%). Orthofix Medical, Inc. reported $109.70 in payments in 2025, mostly food and beverage. Lists Northern Light Eastern Maine Medical Center as a hospital affiliation.
Overview
| NPI | 1245648344 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Aug 1, 2014 |
| Last updated in NPPES | Sep 29, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085005800 | IL |
| Physician Assistant | 363A00000X | 4010 | WI |
| Physician Assistant | 363A00000X | 23.003158 | CT |
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 (IL); Practitioner - Physician Assistant (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 46 across 22 procedure codes |
| Paid by Medicare | $4,009 |
Part D prescriptions in 2024
| Prescriptions (claims) | 90 · 93 30-day fills |
|---|---|
| Patients | 52 |
| Total drug cost | $1,874 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Eastern Maine Medical CenterBangor, ME · 624 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$109.70 · 1 payment from 1 company
- 2024$145.54 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Orthofix Medical, Inc. | $109.70 | 1 |
What the 2025 payments were for
- Food and Beverage$109.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 44 physician assistants in Hinsdale · All physician assistants in Illinois