Aimee Elizabeth Foster Keller, MS, FNP-BC
NPI 1447804216ActiveIndividual· Nurse Practitioner· Waltham, MA
Nurse Practitioner (MS, FNP-BC) in Waltham, Massachusetts, trained at University of Massachusetts Medical School (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $1,587,517 for 4,772 claims, against $41,827 paid for services in 2024.
Overview
| NPI | 1447804216 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MS, FNP-BC |
| Sole proprietor | No |
| NPI issued | Jul 30, 2019 |
| Last updated in NPPES | Jun 3, 2024 |
| Certified by provider | Jun 3, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | RN2274206 | MA |
| Registered Nurse | 163W00000X | RN2274206 | MA |
| Nurse Practitioner, Family | 363LF0000X | RN2274206 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 251 |
|---|---|
| Services billed | 419 across 6 procedure codes |
| Paid by Medicare | $41,827 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,772 · 12,435 30-day fills |
|---|---|
| Patients | 1,090 |
| Total drug cost | $1,587,517 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of Massachusetts Medical School |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Massachusetts General Physicians Organization IncBoston, MA · 3,558 clinicians
Hospital affiliations
- Brigham and Women's HospitalBoston, MA
- Massachusetts General HospitalBoston, MA
- Newton-Wellesley HospitalNewton, MA
- North Shore Medical Center -Salem, MA
- Wentworth-Douglass HospitalDover, NH
Other facilities
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nurse practitioners in Waltham
- 1366024523
- 1942218615
- 1134538879
- 1326303629
- 1508409392
- 1790838704
- 1821307398
- 1932273356
- 1558767269
- 1568413334
- 1992033096
- 1053275693
All 30 nurse practitioners in Waltham · All nurse practitioners in Massachusetts