Maria J. Castillo, ARNP
NPI 1902140965ActiveIndividual· Nurse Practitioner, Family· Pasco, WA
Nurse Practitioner, Family (ARNP) with Columbia Basin Health Association, practicing in Pasco, Washington. Their prescriptions cost Medicare Part D more than their services did: $168,972 for 2,433 claims, against $1,434 paid for services in 2024. Novo Nordisk Inc reported $16.23 in payments in 2025, mostly food and beverage. Lists Kadlec Regional Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1902140965 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | No |
| NPI issued | Nov 15, 2012 |
| Last updated in NPPES | Jun 12, 2024 |
| Certified by provider | Jun 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | AP60111167 | 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 | 17 |
|---|---|
| Services billed | 74 across 11 procedure codes |
| Paid by Medicare | $1,434 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,433 · 5,163 30-day fills |
|---|---|
| Patients | 252 |
| Total drug cost | $168,972 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Columbia Basin Health AssociationConnell, WA · 42 clinicians
Hospital affiliations
- Kadlec Regional Medical CenterRichland, WA
- Lourdes Medical CenterPasco, WA
- Trios HealthKennewick, WA
Other facilities
- Tri-Cities Home HealthHome health agency · Kennewick, WA
Industry payments (Open Payments)
- 2025$16.23 · 1 payment from 1 company
- 2024$44.75 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $16.23 | 1 |
What the 2025 payments were for
- Food and Beverage$16.23 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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