John Peter Karageorgiou, MD
NPI 1861789778ActiveIndividual· Radiology, Vascular & Interventional Radiology· Saint Louis, MO
Radiology, Vascular & Interventional Radiology (MD) in Saint Louis, Missouri, trained at Vanderbilt University School of Medicine (class of 2011). Mostly services rather than prescriptions: Medicare paid $59,256 for 253 patients in 2024, with only 32 Part D claims. Boston Scientific Corporation was the largest of 6 companies reporting payments in 2025, $22,704 in all, mostly consulting fees.
Overview
| NPI | 1861789778 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 30, 2011 |
| Last updated in NPPES | Apr 25, 2024 |
| Certified by provider | Jul 13, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Vascular & Interventional Radiology Primary | 2085R0204X | 2015025794 | MO |
| Radiology, Diagnostic Radiology | 2085R0202X | 2015025794 | MO |
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 (MO); Practitioner - Diagnostic Radiology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 253 |
|---|---|
| Services billed | 792 across 121 procedure codes |
| Paid by Medicare | $59,256 |
Part D prescriptions in 2024
| Prescriptions (claims) | 32 · 32 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $311.52 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Vanderbilt University School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Interventional Radiology |
| Secondary specialties | Diagnostic Radiology |
Medical groups
- Vanderbilt University Medical CenterNashville, TN · 3,567 clinicians
- West County Radiological Group IncSaint Louis, MO · 102 clinicians
Hospital affiliations
- Mercy Hospital JeffersonCrystal City, MO
- Mercy Hospital LincolnTroy, MO
- Mercy Hospital SouthSaint Louis, MO
- Mercy Hospital St LouisSaint Louis, MO
- Mercy Hospital WashingtonWashington, MO
Industry payments (Open Payments)
- 2025$22,704 · 51 payments from 6 companies
- 2024$17,878 · 52 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $8,887 | 18 |
| Angiodynamics, Inc. | $6,668 | 6 |
| Bard Peripheral Vascular, Inc. | $3,750 | 4 |
| Medtronic, Inc. | $1,853 | 16 |
| Penumbra, Inc. | $1,529 | 6 |
What the 2025 payments were for
- Consulting Fee$9,038 · 7 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7,500 · 6 payments
- Travel and Lodging$4,929 · 16 payments
- Food and Beverage$1,238 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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