Mary J. Brennan, APRN-BC
NPI 1699782623ActiveIndividual· Nurse Practitioner, Acute Care· Portland, ME
Nurse Practitioner, Acute Care (APRN-BC) with Mainehealth, practicing in Portland, Maine. 25 Medicare patients in 2024, $1,333 paid; nearly all of their 69 Part D prescriptions were generic (97%). Abbvie Inc. reported $54.97 in payments in 2024, mostly food and beverage. Lists Mainehealth Maine Medical Center as a hospital affiliation.
Overview
| NPI | 1699782623 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN-BC |
| Sole proprietor | No |
| NPI issued | Aug 2, 2006 |
| Last updated in NPPES | Dec 21, 2021 |
| Certified by provider | Dec 21, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | CNP211468 | ME |
| Nurse Practitioner, Acute Care | 363LA2100X | 047934-23 | NH |
| Hospitalist | 208M00000X | 047934-23 | NH |
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 - Nurse Practitioner (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 25 |
|---|---|
| Services billed | 41 across 6 procedure codes |
| Paid by Medicare | $1,333 |
Part D prescriptions in 2024
| Prescriptions (claims) | 69 · 70 30-day fills |
|---|---|
| Patients | 41 |
| Total drug cost | $635.13 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- MainehealthPortland, ME · 2,633 clinicians
Hospital affiliation
- Mainehealth Maine Medical CenterPortland, ME
Industry payments (Open Payments)
- 2024$54.97 · 2 payments from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $54.97 | 2 |
What the 2024 payments were for
- Food and Beverage$54.97 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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