Denis Gavis Williams, APRN-CNP
NPI 1962093492ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Reno, NV
Nurse Practitioner, Psych/Mental Health (APRN-CNP) with Reno Sparks Indian Colony and 1 other group, practicing in Reno, Nevada. Their prescriptions cost Medicare Part D more than their services did: $502,501 for 1,820 claims, against $15,303 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 12 companies reporting payments in 2025, $1,721 in all, mostly food and beverage.
Overview
| NPI | 1962093492 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN-CNP |
| Sole proprietor | No |
| NPI issued | Jan 28, 2021 |
| Last updated in NPPES | Nov 17, 2022 |
| Certified by provider | Nov 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | 840246 | NV |
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 (NV); Practitioner - Nurse Practitioner (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 297 across 8 procedure codes |
| Paid by Medicare | $15,303 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,820 · 2,289 30-day fills |
|---|---|
| Patients | 76 |
| Total drug cost | $502,501 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical groups
- Reno Sparks Indian ColonyReno, NV · 17 clinicians
- Intricate Mind and Body LLCReno, NV · 2 clinicians
Industry payments (Open Payments)
- 2025$1,721 · 77 payments from 12 companies
- 2024$892.35 · 36 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $284.63 | 11 |
| Abbvie Inc. | $249.12 | 16 |
| Otsuka America Pharmaceutical, Inc. | $226.01 | 11 |
| Neurocrine Biosciences, Inc. | $177.13 | 9 |
| E.R. Squibb & Sons, L.L.C. | $175.86 | 3 |
What the 2025 payments were for
- Food and Beverage$1,721 · 77 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 83 psychiatric nurse practitioners in Reno · All psychiatric nurse practitioners in Nevada