Patrick Greiffenstein, M.D.
NPI 1013108174ActiveIndividual· Surgery, Trauma Surgery· New Orleans, LA
Surgery, Trauma Surgery (M.D.) with Louisiana State University School of Medicine in New Orleans Faculty G, practicing in New Orleans, Louisiana. Mostly services rather than prescriptions: Medicare paid $25,838 for 85 patients in 2024, with only 18 Part D claims. Intuitive Surgical, Inc. was the largest of 16 companies reporting payments in 2025, $2,537 in all, mostly food and beverage. Lists University Medical Center New Orleans as a hospital affiliation.
Overview
| NPI | 1013108174 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 5, 2007 |
| Last updated in NPPES | Mar 7, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Trauma Surgery Primary | 2086S0127X | MD.202367 | LA |
| Student in an Organized Health Care Education/Training Program | 390200000X | GETP.LSU.GS | LA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 239 across 30 procedure codes |
| Paid by Medicare | $25,838 |
Part D prescriptions in 2024
| Prescriptions (claims) | 18 · 18 30-day fills |
|---|---|
| Total drug cost | $252.60 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | General Surgery |
Medical group
- Louisiana State University School of Medicine in New Orleans Faculty GNew Orleans, LA · 447 clinicians
Hospital affiliation
- University Medical Center New OrleansNew Orleans, LA
Industry payments (Open Payments)
- 2025$2,537 · 38 payments from 16 companies
- 2024$15,881 · 33 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $940.37 | 4 |
| Aroa Biosurgery Incorporated | $326.93 | 13 |
| Prytime Medical Devices, Inc. | $215.16 | 6 |
| Polynovo North America LLC | $151.18 | 1 |
| Biocomposites Inc | $149.90 | 1 |
What the 2025 payments were for
- Food and Beverage$1,673 · 35 payments
- Travel and Lodging$863.84 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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