Brennan Barrett, D.O.
NPI 1669847307ActiveIndividual· Radiology, Diagnostic Radiology· Chicago, IL
Radiology, Diagnostic Radiology (D.O.) with Mount Sinai Community Foundation and 2 other groups, practicing in Chicago, Illinois. Medicare paid $40,588 for services to 919 patients in 2024. Penumbra, Inc. was the largest of 3 companies reporting payments in 2025, $2,008 in all, mostly travel and lodging. Lists Amita Health Resurrection Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1669847307 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Dec 7, 2015 |
| Last updated in NPPES | Feb 9, 2026 |
| Certified by provider | Feb 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 036157616 | IL |
| Radiology, Diagnostic Radiology | 2085R0202X | UO4530 | FL |
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 - Interventional Radiology (IL); Practitioner - Diagnostic Radiology (NE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 919 |
|---|---|
| Services billed | 1,312 across 115 procedure codes |
| Paid by Medicare | $40,588 |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Interventional Radiology |
Medical groups
- Mount Sinai Community FoundationChicago, IL · 248 clinicians
- St Bernard HospitalChicago, IL · 42 clinicians
- Loretto HospitalChicago, IL · 40 clinicians
Hospital affiliations
- Amita Health Resurrection Medical CenterChicago, IL
- Holy Cross HospitalChicago, IL
- Mt Sinai Hospital Medical CenterChicago, IL
- Presence Saints Mary and Elizabeth Medical CenterChicago, IL
- Saint Joseph Medical CenterJoliet, IL
Industry payments (Open Payments)
- 2025$2,008 · 7 payments from 3 companies
- 2024$556.49 · 21 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $1,898 | 5 |
| Inari Medical, Inc. | $86.17 | 1 |
| Stryker Corporation | $23.94 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,298 · 2 payments
- Food and Beverage$709.80 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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