Dan E. Williams, PA, PSYD
NPI 1801874664ActiveIndividual· Physician Assistant, Medical· Janesville, WI
Physician Assistant, Medical (PA, PSYD) with Physicians Immediate Care North Chicago LLC, practicing in Janesville, Wisconsin. 265 Medicare patients in 2024, $27,666 paid; nearly all of their 696 Part D prescriptions were generic (93%). Astrazeneca Pharmaceuticals LP reported $23.12 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1801874664 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA, PSYD |
| Sole proprietor | No |
| NPI issued | Jan 3, 2006 |
| Last updated in NPPES | Oct 26, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 3873-23 | WI |
| Physician Assistant, Medical | 363AM0700X | 8500535 | IL |
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 - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 265 |
|---|---|
| Services billed | 579 across 47 procedure codes |
| Paid by Medicare | $27,666 |
Part D prescriptions in 2024
| Prescriptions (claims) | 696 · 696 30-day fills |
|---|---|
| Patients | 442 |
| Total drug cost | $8,971 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Physicians Immediate Care North Chicago LLCAurora, IL · 257 clinicians
Industry payments (Open Payments)
- 2025$23.12 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $23.12 | 1 |
What the 2025 payments were for
- Food and Beverage$23.12 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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