Frank Joseph Weschler, M.D.
NPI 1114099173ActiveIndividual· Internal Medicine· Glenview, IL
Internal Medicine (M.D.) in Glenview, Illinois, trained at Tufts University School of Medicine (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $573,684 for 7,926 claims, against $193,727 paid for services in 2024. Zimmer Biomet Holdings, Inc. was the largest of 4 companies reporting payments in 2025, $236.52 in all, mostly food and beverage.
Overview
| NPI | 1114099173 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 14, 2006 |
| Last updated in NPPES | Mar 23, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-059638 | 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 | 557 |
|---|---|
| Services billed | 2,651 across 32 procedure codes |
| Paid by Medicare | $193,727 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,926 · 18,408 30-day fills |
|---|---|
| Patients | 630 |
| Total drug cost | $573,684 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 1978 |
| Medicare specialty | Internal Medicine |
Medical group
- Covenant Medical Group, LLCGlenview, IL · 8 clinicians
Hospital affiliations
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
Other facilities
- Care in the Home Health ServicHome health agency · Wilmette, IL
- Residential Home HealthHome health agency · Northbrook, IL
Industry payments (Open Payments)
- 2025$236.52 · 6 payments from 4 companies
- 2024$25.60 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $111.36 | 1 |
| Axsome Therapeutics, Inc. | $61.96 | 2 |
| Sanofi Pasteur Inc. | $45.40 | 2 |
| Glaxosmithkline, LLC. | $17.80 | 1 |
What the 2025 payments were for
- Food and Beverage$236.52 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 83 internal medicine physicians in Glenview · All internal medicine physicians in Illinois