Mary Ellen Davis
NPI 1215917919ActiveIndividual· Nurse Practitioner· Lewiston, ME
Nurse Practitioner with Central Maine Medical Center, practicing in Lewiston, Maine. Their prescriptions cost Medicare Part D more than their services did: $538,389 for 6,678 claims, against $24,801 paid for services in 2024. Lists Central Maine Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1215917919 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jan 19, 2006 |
| Last updated in NPPES | Sep 20, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | R026808 | ME |
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 (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 161 |
|---|---|
| Services billed | 411 across 14 procedure codes |
| Paid by Medicare | $24,801 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,678 · 15,745 30-day fills |
|---|---|
| Patients | 608 |
| Total drug cost | $538,389 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Central Maine Medical CenterLewiston, ME · 342 clinicians
Hospital affiliations
- Central Maine Medical CenterLewiston, ME
- St Mary's Regional Medical CenterLewiston, ME
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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