Gretchen O'Brien, N.P.
NPI 1013220961ActiveIndividual· Nurse Practitioner· Needham, MA
Nurse Practitioner (N.P.) with Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc, practicing in Needham, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $38,145 for 133 claims, against $24,910 paid for services in 2024. Boston Scientific Corporation was the largest of 2 companies reporting payments in 2025, $36.77 in all, mostly food and beverage. Lists Beth Israel Deaconess Hospital - Needham and 1 other hospital as hospital affiliations.
Overview
| NPI | 1013220961 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | N.P. |
| Sole proprietor | No |
| NPI issued | Jul 21, 2010 |
| Last updated in NPPES | Feb 1, 2021 |
| Certified by provider | Feb 1, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | RN232134 | MA |
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 - Nurse Practitioner (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 330 |
|---|---|
| Services billed | 614 across 19 procedure codes |
| Paid by Medicare | $24,910 |
Part D prescriptions in 2024
| Prescriptions (claims) | 133 · 337 30-day fills |
|---|---|
| Patients | 68 |
| Total drug cost | $38,145 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr IncBoston, MA · 1,740 clinicians
Hospital affiliations
- Beth Israel Deaconess Hospital - NeedhamNeedham, MA
- Beth Israel Deaconess Medical CenterBoston, MA
Industry payments (Open Payments)
- 2025$36.77 · 2 payments from 2 companies
- 2024$283.10 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $21.80 | 1 |
| Medtronic, Inc. | $14.97 | 1 |
What the 2025 payments were for
- Food and Beverage$36.77 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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