Nestor M. Ivkov, M.D.
NPI 1023028750ActiveIndividual· Psychiatry & Neurology, Neurology· Chicago, IL
Psychiatry & Neurology, Neurology (M.D.) with Advocate Health and Hospitals Corporation, practicing in Chicago, Illinois. Their prescriptions cost Medicare Part D more than their services did: $1,008,001 for 1,772 claims, against $71,409 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 14 companies reporting payments in 2025, $1,492 in all, mostly food and beverage. Lists Advocate Christ Hospital & Medical Center as a hospital affiliation.
Overview
| NPI | 1023028750 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 8, 2006 |
| Last updated in NPPES | May 9, 2025 |
| Certified by provider | May 9, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 036085403 | 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 - Neurology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 450 |
|---|---|
| Services billed | 925 across 25 procedure codes |
| Paid by Medicare | $71,409 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,772 · 3,259 30-day fills |
|---|---|
| Patients | 250 |
| Total drug cost | $1,008,001 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | Neurology |
Medical group
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
Hospital affiliation
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
Industry payments (Open Payments)
- 2025$1,492 · 68 payments from 14 companies
- 2024$1,768 · 65 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $267.48 | 21 |
| Emd Serono, Inc. | $265.03 | 13 |
| Abbvie Inc. | $227.36 | 8 |
| Argenx US, Inc. | $207.62 | 5 |
| Aucta Pharmaceuticals, Inc. | $159.88 | 9 |
What the 2025 payments were for
- Food and Beverage$1,492 · 68 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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