Maude E. Nielsen, MD
NPI 1679572283ActiveIndividual· Family Medicine· Fort Defiance, AZ
Family Medicine (MD) with San Juan Regional Medical Center, Inc. and 1 other group, practicing in Fort Defiance, Arizona. Their prescriptions cost Medicare Part D more than their services did: $27,016 for 324 claims, against $15,084 paid for services in 2024. Lists Fort Defiance Indian Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1679572283 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 15, 2005 |
| Last updated in NPPES | Jan 13, 2026 |
| Certified by provider | Jan 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 2000-250 | NM |
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 - Family Practice (NM); Practitioner - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 81 |
|---|---|
| Services billed | 217 across 6 procedure codes |
| Paid by Medicare | $15,084 |
Part D prescriptions in 2024
| Prescriptions (claims) | 324 · 505 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $27,016 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Hospitalist |
Medical groups
- San Juan Regional Medical Center, Inc.Farmington, NM · 241 clinicians
- The Fort Defiance Indian Hospital Board, IncorporationFort Defiance, AZ · 151 clinicians
Hospital affiliations
- Fort Defiance Indian HospitalFt. Defiance, AZ
- San Juan Regional Medical Center IncFarmington, NM
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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All 24 family medicine physicians in Fort Defiance · All family medicine physicians in Arizona