Youkam Sandjong Williams
NPI 1427797877ActiveIndividual· Nurse Practitioner, Psych/Mental Health· Silver Spring, MD
Nurse Practitioner, Psych/Mental Health with Adventist Physician Services Inc, practicing in Silver Spring, Maryland. 62 Medicare patients in 2024, $15,192 paid; nearly all of their 240 Part D prescriptions were generic (99%). Otsuka America Pharmaceutical, Inc. reported $41.97 in payments in 2025, mostly food and beverage. Lists Adventist Healthcare Shady Grove Medical Center as a hospital affiliation.
Overview
| NPI | 1427797877 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jun 2, 2022 |
| Last updated in NPPES | Jun 2, 2022 |
| Certified by provider | Jun 2, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Psych/Mental Health Primary | 363LP0808X | R214576 | MD |
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 (DC); Practitioner - Nurse Practitioner (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 62 |
|---|---|
| Services billed | 252 across 4 procedure codes |
| Paid by Medicare | $15,192 |
Part D prescriptions in 2024
| Prescriptions (claims) | 240 · 254 30-day fills |
|---|---|
| Patients | 62 |
| Total drug cost | $7,070 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Adventist Physician Services IncSilver Spring, MD · 148 clinicians
Hospital affiliation
- Adventist Healthcare Shady Grove Medical CenterRockville, MD
Industry payments (Open Payments)
- 2025$41.97 · 2 payments from 1 company
- 2024$96.44 · 4 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $41.97 | 2 |
What the 2025 payments were for
- Food and Beverage$41.97 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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