Kristina Vassell, PMHNP
NPI 1538786645ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Walpole, MA
Nurse Practitioner, Psych/Mental Health (PMHNP) with Saint Vincent Physician Services Inc, practicing in Walpole, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $11,660 for 110 claims, against $6,644 paid for services in 2024. E.R. Squibb & Sons, L.L.C. reported $39.23 in payments in 2025, mostly food and beverage. Lists St Vincent Hospital as a hospital affiliation.
Overview
| NPI | 1538786645 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PMHNP |
| Sole proprietor | Yes |
| NPI issued | Jul 6, 2020 |
| Last updated in NPPES | Nov 22, 2021 |
| Certified by provider | Nov 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 2021028901 | MA |
| Psychiatry & Neurology, Addiction Psychiatry | 2084P0802X | 2290360 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 26 |
|---|---|
| Services billed | 120 across 7 procedure codes |
| Paid by Medicare | $6,644 |
Part D prescriptions in 2024
| Prescriptions (claims) | 110 · 110 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $11,660 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Saint Vincent Physician Services IncWorcester, MA · 71 clinicians
Hospital affiliation
- St Vincent HospitalWorcester, MA
Industry payments (Open Payments)
- 2025$39.23 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $39.23 | 1 |
What the 2025 payments were for
- Food and Beverage$39.23 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 16 psychiatric nurse practitioners in Walpole · All psychiatric nurse practitioners in Massachusetts