Ann Marie Monson Slagle, PA-C
NPI 1235829474ActiveIndividual· Physician Assistant· Stillwater, MN
Physician Assistant (PA-C) with Vantage Mental Health, practicing in Stillwater, Minnesota. Their prescriptions cost Medicare Part D more than their services did: $158,551 for 465 claims, against $7,870 paid for services in 2024. Vanda Pharmaceuticals Inc. was the largest of 3 companies reporting payments in 2025, $61.89 in all, mostly food and beverage.
Overview
| NPI | 1235829474 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | May 10, 2023 |
| Last updated in NPPES | Jan 31, 2026 |
| Certified by provider | Jan 31, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 14759 | MN |
| Physician Assistant | 363A00000X | PA9117726 | FL |
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 - Physician Assistant (FL); Practitioner - Physician Assistant (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 25 |
|---|---|
| Services billed | 117 across 8 procedure codes |
| Paid by Medicare | $7,870 |
Part D prescriptions in 2024
| Prescriptions (claims) | 465 · 501 30-day fills |
|---|---|
| Patients | 54 |
| Total drug cost | $158,551 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Vantage Mental HealthOak Park Heights, MN · 33 clinicians
Industry payments (Open Payments)
- 2025$61.89 · 4 payments from 3 companies
- 2024$153.61 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vanda Pharmaceuticals Inc. | $32.15 | 2 |
| Indivior Inc. | $16.04 | 1 |
| Teva Pharmaceuticals USA, Inc. | $13.70 | 1 |
What the 2025 payments were for
- Food and Beverage$61.89 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 53 physician assistants in Stillwater · All physician assistants in Minnesota