Gail B. Hajjar, MD
NPI 1780764530ActiveIndividual· Anesthesiology· Chicago, IL
Anesthesiology (MD) in Chicago, Illinois, trained at Wayne State University School of Medicine (class of 1984). Medicare paid $15,627 for services to 117 patients in 2024. Pacira Pharmaceuticals Incorporated reported $51.29 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1780764530 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 16, 2006 |
| Last updated in NPPES | Jul 29, 2025 |
| Certified by provider | Jul 29, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 036-079287 | 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 - Anesthesiology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 117 |
|---|---|
| Services billed | 124 across 42 procedure codes |
| Paid by Medicare | $15,627 |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Anesthesiology |
Medical groups
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
- Midwest Anesthesiologists, Ltd.Hazel Crest, IL · 28 clinicians
Hospital affiliation
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
Industry payments (Open Payments)
- 2025$51.29 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pacira Pharmaceuticals Incorporated | $51.29 | 2 |
What the 2025 payments were for
- Food and Beverage$51.29 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 1,192 anesthesiologists in Chicago · All anesthesiologists in Illinois