Alan Esker, MD
NPI 1831159698ActiveIndividual· Internal Medicine· Freeport, IL
Internal Medicine (MD) in Freeport, Illinois, licensed in IL, with an NPI issued in March 2006. Their prescriptions cost Medicare Part D more than their services did: $50,036 for 1,039 claims, against $3,913 paid for services in 2024. Novartis Pharmaceuticals Corporation reported $32.31 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1831159698 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 24, 2006 |
| Last updated in NPPES | Oct 20, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-72602 | 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 - Hospitalist (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 40 |
|---|---|
| Services billed | 40 across 3 procedure codes |
| Paid by Medicare | $3,913 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,039 · 1,055 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $50,036 |
| Generic share | 92% of claims |
Industry payments (Open Payments)
- 2024$32.31 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $32.31 | 1 |
What the 2024 payments were for
- Food and Beverage$32.31 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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