Dominic Gaziano, MD
NPI 1275699209ActiveIndividual· Internal Medicine· Chicago, IL
Internal Medicine (MD) in Chicago, Illinois, trained at West Virginia University School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $1,638,930 for 26,440 claims, against $260,000 paid for services in 2024. Pfizer Inc. was the largest of 5 companies reporting payments in 2025, $332.51 in all, mostly food and beverage.
Overview
| NPI | 1275699209 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Dec 27, 2006 |
| Last updated in NPPES | Oct 15, 2026 |
| Certified by provider | Oct 15, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 36091770 | 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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 393 |
|---|---|
| Services billed | 3,243 across 17 procedure codes |
| Paid by Medicare | $260,000 |
Part D prescriptions in 2024
| Prescriptions (claims) | 26,440 · 27,311 30-day fills |
|---|---|
| Patients | 593 |
| Total drug cost | $1,638,930 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | West Virginia University School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Community First Medical CenterChicago, IL
- Humboldt Park HealthChicago, IL
- Presence Saints Mary and Elizabeth Medical CenterChicago, IL
- Saint Francis Hospital-EvanstonEvanston, IL
- Thorek Memorial HospitalChicago, IL
Other facilities
- New Haven Home Health Care, IncHome health agency · Rosemont, IL
- Capital Hospice & Palliative Care LLCHospice · Oakbrook Terrace, IL
- Unity Hospice of Chicagoland, LLCHospice · Chicago, IL
- Elevate Care Chicago NorthNursing home · Chicago, IL
- La Bella of EdwardsvilleNursing home · Edwardsville, IL
- Landmark of Lincoln Park Rehabilitation and NursinNursing home · Chicago, IL
- Park View Rehab CenterNursing home · Chicago, IL
- Westwood Vlge Nrsg and Rhb CtrNursing home · Chicago, IL
Industry payments (Open Payments)
- 2025$332.51 · 14 payments from 5 companies
- 2024$1,085 · 32 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $236.37 | 10 |
| Janssen Biotech, Inc. | $35.59 | 1 |
| Neurocrine Biosciences, Inc. | $21.37 | 1 |
| Xeris Pharmaceuticals, Inc. | $19.94 | 1 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $19.24 | 1 |
What the 2025 payments were for
- Food and Beverage$332.51 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 3,299 internal medicine physicians in Chicago · All internal medicine physicians in Illinois