Michael J. O'Brien, MD
NPI 1720168172ActiveIndividual· Radiology, Vascular & Interventional Radiology· Lakewood, CO
Radiology, Vascular & Interventional Radiology (MD) in Lakewood, Colorado, trained at University of Vermont College of Medicine (class of 1997). Medicare paid $51,611 for services to 1,135 patients in 2024. Inari Medical, Inc. was the largest of 4 companies reporting payments in 2025, $376.62 in all, mostly food and beverage.
Overview
| NPI | 1720168172 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 17, 2006 |
| Last updated in NPPES | Jun 12, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Vascular & Interventional Radiology Primary | 2085R0204X | DR.0046816 | CO |
| Radiology, Diagnostic Radiology | 2085R0202X | DR.0046816 | CO |
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 - Diagnostic Radiology (CO); Practitioner - Interventional Radiology (KS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,135 |
|---|---|
| Services billed | 1,462 across 129 procedure codes |
| Paid by Medicare | $51,611 |
Education and affiliations
| Medical school | University of Vermont College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Diagnostic Radiology |
| Secondary specialties | Interventional Radiology |
Medical groups
- Colorado Imaging Associates P CLakewood, CO · 62 clinicians
- Colorado Advanced Endovascular, LLCLakewood, CO · 13 clinicians
Hospital affiliations
- Centura Health-St Anthony HospitalLakewood, CO
- Centura Health-St Anthony North Health CampusWestminster, CO
- Longmont United HospitalLongmont, CO
- St Anthony Summit Medical CenterFrisco, CO
- St. Catherine Hospital - Garden CityGarden City, KS
Industry payments (Open Payments)
- 2025$376.62 · 6 payments from 4 companies
- 2024$555.78 · 10 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inari Medical, Inc. | $131.82 | 1 |
| Stryker Corporation | $126.72 | 1 |
| Medtronic, Inc. | $89.03 | 3 |
| W. L. Gore & Associates, Inc. | $29.05 | 1 |
What the 2025 payments were for
- Food and Beverage$376.62 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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