James Kalyvas, MD
NPI 1811151772ActiveIndividual· Neurological Surgery· New Orleans, LA
Neurological Surgery (MD) with Ochsner Clinic LLC and 1 other group, practicing in New Orleans, Louisiana. Medicare paid $115,749 for services to 97 patients in 2024. Depuy Synthes Sales Inc. was the largest of 3 companies reporting payments in 2025, $93.38 in all, mostly food and beverage. Lists Bozeman Health Deaconess Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1811151772 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 10, 2008 |
| Last updated in NPPES | Nov 12, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | MD.208098 | LA |
| Neurological Surgery | 207T00000X | R70249 | AZ |
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 - Neurosurgery (LA); Practitioner - Neurosurgery (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 97 |
|---|---|
| Services billed | 343 across 60 procedure codes |
| Paid by Medicare | $115,749 |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Medical groups
- Ochsner Clinic LLCNew Orleans, LA · 2,864 clinicians
- Bozeman Health Deaconess HospitalBozeman, MT · 320 clinicians
Hospital affiliations
- Bozeman Health Deaconess HospitalBozeman, MT
- Ochsner Medical Center AcuteNew Orleans, LA
- Ochsner Medical Center-HancockBay Saint Louis, MS
Industry payments (Open Payments)
- 2025$93.38 · 3 payments from 3 companies
- 2024$400.19 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $48.99 | 1 |
| Medtronic, Inc. | $26.41 | 1 |
| Davol Inc. | $17.98 | 1 |
What the 2025 payments were for
- Food and Beverage$93.38 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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