Elizabeth C. Armstrong, PMHNP-BC
NPI 1780033431ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Madison, WI
Nurse Practitioner, Psych/Mental Health (PMHNP-BC) in Madison, Wisconsin, licensed in WI, with an NPI issued in June 2016. Their prescriptions cost Medicare Part D more than their services did: $197,963 for 1,286 claims, against $19,578 paid for services in 2024. E.R. Squibb & Sons, L.L.C. reported $67.70 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1780033431 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP-BC |
| Sole proprietor | Yes |
| NPI issued | Jun 3, 2016 |
| Last updated in NPPES | Sep 20, 2021 |
| Certified by provider | Sep 20, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 9713-33 | WI |
| Registered Nurse | 163W00000X | 174010-30 | WI |
| Registered Nurse, Psych/Mental Health | 163WP0808X | 174010-30 | WI |
| Nurse Practitioner | 363L00000X | 9713-33 | WI |
| Nurse Practitioner | 363L00000X | 174010-30 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 29 |
|---|---|
| Services billed | 417 across 7 procedure codes |
| Paid by Medicare | $19,578 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,286 · 1,398 30-day fills |
|---|---|
| Patients | 45 |
| Total drug cost | $197,963 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$67.70 · 1 payment from 1 company
- 2024$1,696 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $67.70 | 1 |
What the 2025 payments were for
- Food and Beverage$67.70 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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