Sarah L. Alto, FNP
NPI 1487934436ActiveIndividual· Nurse Practitioner, Family· Topsham, ME
Nurse Practitioner, Family (FNP) with Mainehealth, practicing in Topsham, Maine. Their prescriptions cost Medicare Part D more than their services did: $244,521 for 2,039 claims, against $17,373 paid for services in 2024. Lists Lincolnhealth and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1487934436 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | No |
| NPI issued | Aug 23, 2011 |
| Last updated in NPPES | Nov 15, 2023 |
| Certified by provider | Nov 15, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | CNP111066 | ME |
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 | 178 |
|---|---|
| Services billed | 465 across 19 procedure codes |
| Paid by Medicare | $17,373 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,039 · 4,435 30-day fills |
|---|---|
| Patients | 451 |
| Total drug cost | $244,521 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- MainehealthPortland, ME · 2,633 clinicians
Hospital affiliations
- LincolnhealthDamariscotta, ME
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Mid Coast HospitalBrunswick, 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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