Elizabeth Anderson Anderson Parks, MD
NPI 1912940552ActiveIndividual· Internal Medicine· Wilmette, IL
Internal Medicine (MD) in Wilmette, Illinois, trained at Northeastern Ohio University College of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $1,554,411 for 11,031 claims, against $68,601 paid for services in 2024. Lilly USA, LLC was the largest of 3 companies reporting payments in 2025, $496.34 in all, mostly food and beverage.
Overview
| NPI | 1912940552 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 13, 2006 |
| Last updated in NPPES | Sep 4, 2026 |
| Certified by provider | Sep 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-085280 | 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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 285 |
|---|---|
| Services billed | 1,236 across 27 procedure codes |
| Paid by Medicare | $68,601 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,031 · 18,969 30-day fills |
|---|---|
| Patients | 548 |
| Total drug cost | $1,554,411 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Northeastern Ohio University College of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Hospital affiliations
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Saint Francis Hospital-EvanstonEvanston, IL
- Swedish HospitalChicago, IL
Other facilities
- Residential Home HealthHome health agency · Northbrook, IL
Industry payments (Open Payments)
- 2025$496.34 · 11 payments from 3 companies
- 2024$906.36 · 21 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $274.23 | 6 |
| Novo Nordisk Inc | $120.89 | 1 |
| Amgen Inc. | $101.22 | 4 |
What the 2025 payments were for
- Food and Beverage$496.34 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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