Dylan Ross Williams, RN, PMHNP-BC
NPI 1548948912ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Mansfield Center, CT
Nurse Practitioner, Psych/Mental Health (RN, PMHNP-BC) with Natchaug Hospital, Inc, practicing in Mansfield Center, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $30,489 for 363 claims, against $2,027 paid for services in 2024. Vanda Pharmaceuticals Inc. reported $13.62 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1548948912 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | RN, PMHNP-BC |
| Sole proprietor | Yes |
| NPI issued | Jul 6, 2023 |
| Last updated in NPPES | Aug 30, 2023 |
| Certified by provider | Aug 30, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 12.012278 | CT |
| Registered Nurse | 163W00000X | 10.187370 | CT |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 19 |
|---|---|
| Services billed | 39 across 9 procedure codes |
| Paid by Medicare | $2,027 |
Part D prescriptions in 2024
| Prescriptions (claims) | 363 · 368 30-day fills |
|---|---|
| Patients | 45 |
| Total drug cost | $30,489 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Natchaug Hospital, IncMansfield Center, CT · 36 clinicians
Industry payments (Open Payments)
- 2025$13.62 · 1 payment from 1 company
- 2024$63.16 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vanda Pharmaceuticals Inc. | $13.62 | 1 |
What the 2025 payments were for
- Food and Beverage$13.62 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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