Dixie L. Knoll, NP
NPI 1235330390ActiveIndividual· Nurse Practitioner, Family· Westbrook, ME
Nurse Practitioner, Family (NP) with Maine Center for Cancer Medicine and Blood Disorders PA, practicing in Westbrook, Maine. Their prescriptions cost Medicare Part D more than their services did: $234,226 for 352 claims, against $16,727 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 21 companies reporting payments in 2025, $857.74 in all, mostly food and beverage. Lists Mainehealth Maine Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1235330390 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | May 29, 2007 |
| Last updated in NPPES | Apr 20, 2026 |
| Certified by provider | Apr 20, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | CNP81377 | ME |
| Nurse Practitioner | 363L00000X | CNP81377 | 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 | 128 |
|---|---|
| Services billed | 475 across 27 procedure codes |
| Paid by Medicare | $16,727 |
Part D prescriptions in 2024
| Prescriptions (claims) | 352 · 650 30-day fills |
|---|---|
| Patients | 155 |
| Total drug cost | $234,226 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Maine Center for Cancer Medicine and Blood Disorders PAWestbrook, ME · 70 clinicians
Hospital affiliations
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Mid Coast HospitalBrunswick, ME
- Memorial Hospital, theNorth Conway, NH
- Northern Light Mercy HospitalPortland, ME
Industry payments (Open Payments)
- 2025$857.74 · 37 payments from 21 companies
- 2024$263.51 · 8 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $178.28 | 5 |
| Daiichi Sankyo Inc. | $84.81 | 4 |
| Janssen Biotech, Inc. | $78.05 | 3 |
| Incyte Corporation | $54.22 | 2 |
| Astellas Pharma US Inc | $52.32 | 2 |
What the 2025 payments were for
- Food and Beverage$857.74 · 37 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 30 family nurse practitioners in Westbrook · All family nurse practitioners in Maine