Keri Schaefer, PA-C
NPI 1780053983ActiveIndividual· Physician Assistant· Naperville, IL
Physician Assistant (PA-C) with Northwestern Medical Faculty Foundation and 1 other group, practicing in Naperville, Illinois. 62 Medicare patients in 2024, $4,676 paid; nearly all of their 81 Part D prescriptions were generic (99%). Intuitive Surgical, Inc. reported $7.77 in payments in 2025, mostly food and beverage. Lists Northwestern Medicine Delnor Community Hospital as a hospital affiliation.
Overview
| NPI | 1780053983 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 17, 2015 |
| Last updated in NPPES | Jun 17, 2022 |
| Certified by provider | Jun 1, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085.005617 | IL |
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 - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 62 |
|---|---|
| Services billed | 68 across 27 procedure codes |
| Paid by Medicare | $4,676 |
Part D prescriptions in 2024
| Prescriptions (claims) | 81 · 83 30-day fills |
|---|---|
| Patients | 60 |
| Total drug cost | $367.41 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
- Central Dupage Physician GroupGeneva, IL · 1,080 clinicians
Hospital affiliation
Industry payments (Open Payments)
- 2025$7.77 · 1 payment from 1 company
- 2024$4.13 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $7.77 | 1 |
What the 2025 payments were for
- Food and Beverage$7.77 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 124 physician assistants in Naperville · All physician assistants in Illinois