Patrick Elie Hallak, M.D
NPI 1770740144ActiveIndividual· Internal Medicine, Nephrology· Chicago, IL
Internal Medicine, Nephrology (M.D) in Chicago, Illinois, licensed in IL, with an NPI issued in May 2008. 52 Medicare patients in 2024, $19,006 paid; nearly all of their 52 Part D prescriptions were generic (94%). Microtransponder, Inc. reported $167.86 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1770740144 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | May 21, 2008 |
| Last updated in NPPES | Jun 18, 2021 |
| Certified by provider | Jun 18, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036123751 | 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 - Nephrology (DC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 52 |
|---|---|
| Services billed | 166 across 4 procedure codes |
| Paid by Medicare | $19,006 |
Part D prescriptions in 2024
| Prescriptions (claims) | 52 · 102 30-day fills |
|---|---|
| Patients | 12 |
| Total drug cost | $1,729 |
| Generic share | 94% of claims |
Industry payments (Open Payments)
- 2025$167.86 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Microtransponder, Inc. | $167.86 | 1 |
What the 2025 payments were for
- Food and Beverage$167.86 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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