Alan D. Kogan, M.D.
NPI 1821057498ActiveIndividual· Internal Medicine, Cardiovascular Disease· Evanston, IL
Internal Medicine, Cardiovascular Disease (M.D.) in Evanston, Illinois, licensed in IL, with an NPI issued in March 2006. Their prescriptions cost Medicare Part D more than their services did: $984,254 for 5,024 claims, against $75,088 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 9 companies reporting payments in 2025, $749.39 in all, mostly food and beverage.
Overview
| NPI | 1821057498 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 21, 2006 |
| Last updated in NPPES | Dec 2, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | 036047688 | IL |
| Internal Medicine | 207R00000X | 036047688 | IL |
| Internal Medicine, Interventional Cardiology | 207RI0011X | 036047688 | 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 - Cardiovascular Disease (Cardiology) (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 468 |
|---|---|
| Services billed | 1,311 across 15 procedure codes |
| Paid by Medicare | $75,088 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,024 · 13,158 30-day fills |
|---|---|
| Patients | 446 |
| Total drug cost | $984,254 |
| Generic share | 83% of claims |
Industry payments (Open Payments)
- 2025$749.39 · 34 payments from 9 companies
- 2024$341.77 · 12 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $231.64 | 10 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $135.55 | 6 |
| Alnylam Pharmaceuticals Inc. | $104.63 | 5 |
| Pfizer Inc. | $100.71 | 5 |
| Astrazeneca Pharmaceuticals LP | $51.78 | 2 |
What the 2025 payments were for
- Food and Beverage$749.39 · 34 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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