Konstantinos Alifieris, MD, PHD
NPI 1881459923ActiveIndividual· Student in an Organized Health Care Education/Training Program· New York, NY
Student in an Organized Health Care Education/Training Program (MD, PHD) with Icahn School of Medicine at Mount Sinai, practicing in New York, New York. Enrolled in Medicare as practitioner - general surgery. Organox Ltd reported $296.16 in payments in 2025, mostly food and beverage. Lists Mount Sinai Hospital as a hospital affiliation.
Overview
| NPI | 1881459923 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Feb 19, 2024 |
| Last updated in NPPES | Dec 4, 2025 |
| Certified by provider | Dec 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Student in an Organized Health Care Education/Training Program Primary | 390200000X | — | — |
| Surgery | 208600000X | 332963 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (NY) |
|---|
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | General Surgery |
Medical group
- Icahn School of Medicine at Mount SinaiNew York, NY · 2,843 clinicians
Hospital affiliation
- Mount Sinai HospitalNew York, NY
Industry payments (Open Payments)
- 2025$296.16 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organox Ltd | $296.16 | 2 |
What the 2025 payments were for
- Food and Beverage$296.16 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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