Christopher Patrick Williams, PH.D.
NPI 1003505967ActiveIndividual· Clinical Neuropsychologist· Chicago, IL
Clinical Neuropsychologist (PH.D.) with Endeavor Health Medical Group, practicing in Chicago, Illinois. Medicare paid $31,180 for services to 61 patients in 2024. Lists Northshore University Healthsystem - Evanston Hospital as a hospital affiliation.
Overview
| NPI | 1003505967 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PH.D. |
| Sole proprietor | Yes |
| NPI issued | May 4, 2023 |
| Last updated in NPPES | Jul 27, 2026 |
| Certified by provider | Jul 27, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Clinical Neuropsychologist Primary | 103G00000X | 071011013 | IL |
| Psychologist, Clinical | 103TC0700X | 071011013 | IL |
| Psychologist | 103T00000X | 6301019196 | MI |
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 - Clinical Psychologist (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 61 |
|---|---|
| Services billed | 696 across 7 procedure codes |
| Paid by Medicare | $31,180 |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Clinical Psychologist |
| Telehealth | Offers telehealth |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Hospital affiliation
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