Susan L. O'Brien, CRNP
NPI 1003290966ActiveIndividual· Nurse Practitioner, Family· Wyomissing, PA
Nurse Practitioner, Family (CRNP) with Respiratory Specialists Ltd, practicing in Wyomissing, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $1,167,774 for 2,756 claims, against $38,543 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 23 companies reporting payments in 2025, $2,426 in all, mostly food and beverage. Lists Penn State Health St. Joseph and 1 other hospital as hospital affiliations.
Overview
| NPI | 1003290966 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Jul 10, 2015 |
| Last updated in NPPES | Jul 26, 2022 |
| Certified by provider | Jul 26, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | SP015090 | PA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 353 |
|---|---|
| Services billed | 1,193 across 12 procedure codes |
| Paid by Medicare | $38,543 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,756 · 3,877 30-day fills |
|---|---|
| Patients | 575 |
| Total drug cost | $1,167,774 |
| Generic share | 36% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Respiratory Specialists LtdWyomissing, PA · 18 clinicians
Hospital affiliations
- Penn State Health St. JosephReading, PA
- Reading HospitalWest Reading, PA
Industry payments (Open Payments)
- 2025$2,426 · 126 payments from 23 companies
- 2024$1,899 · 90 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $478.84 | 26 |
| Insmed, Inc. | $323.57 | 15 |
| Genzyme Corporation | $247.41 | 11 |
| Harmony Biosciences LLC | $200.25 | 12 |
| Regeneron Healthcare Solutions, Inc. | $179.83 | 7 |
What the 2025 payments were for
- Food and Beverage$2,328 · 125 payments
- Education$97.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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