Maria Elizabeth Mayorquin, ARNP
NPI 1740973387ActiveIndividual· Nurse Practitioner· Richland, WA
Nurse Practitioner (ARNP) with Kadlec Regional Medical Center, practicing in Richland, Washington. Mostly services rather than prescriptions: Medicare paid $33,765 for 284 patients in 2024, with only 30 Part D claims. Endo USA, Inc. reported $21.02 in payments in 2025, mostly food and beverage. Lists Kadlec Regional Medical Center as a hospital affiliation.
Overview
| NPI | 1740973387 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | No |
| NPI issued | May 30, 2023 |
| Last updated in NPPES | Jul 6, 2023 |
| Certified by provider | Jul 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | AP61451985 | WA |
| Nurse Practitioner, Family | 363LF0000X | AP61451985 | WA |
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 (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 284 |
|---|---|
| Services billed | 1,063 across 25 procedure codes |
| Paid by Medicare | $33,765 |
Part D prescriptions in 2024
| Prescriptions (claims) | 30 · 30 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $149.43 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Kadlec Regional Medical CenterKennewick, WA · 414 clinicians
Hospital affiliation
- Kadlec Regional Medical CenterRichland, WA
Industry payments (Open Payments)
- 2025$21.02 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Endo USA, Inc. | $21.02 | 1 |
What the 2025 payments were for
- Food and Beverage$21.02 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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