Siri Mayo, ARNP
NPI 1184308900ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Mount Vernon, WA
Nurse Practitioner, Psych/Mental Health (ARNP) in Mount Vernon, Washington, licensed in WA, with an NPI issued in June 2023. Their prescriptions cost Medicare Part D more than their services did: $21,322 for 317 claims, against $6,307 paid for services in 2024. Otsuka America Pharmaceutical, Inc. reported $50.00 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1184308900 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | ARNP |
| Sole proprietor | Yes |
| NPI issued | Jun 12, 2023 |
| Last updated in NPPES | Jun 12, 2023 |
| Certified by provider | Jun 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | AP61450584 | 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 | 11 |
|---|---|
| Services billed | 107 across 6 procedure codes |
| Paid by Medicare | $6,307 |
Part D prescriptions in 2024
| Prescriptions (claims) | 317 · 371 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $21,322 |
| Generic share | 95% of claims |
Industry payments (Open Payments)
- 2025$50.00 · 1 payment from 1 company
- 2024$150.46 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $50.00 | 1 |
What the 2025 payments were for
- Food and Beverage$50.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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