Naiem Nassiri, MD
NPI 1033366745ActiveIndividual· Surgery, Vascular Surgery· Darien, CT
Surgery, Vascular Surgery (MD) in Darien, Connecticut, trained at Oregon Health Sciences University School of Medicine (class of 2008). In 2024 Medicare paid $196,904 for 71 patients, and Part D covered 119 of their prescriptions, 87% of them generic. Vesalio, Inc. was the largest of 13 companies reporting payments in 2025, $12,302 in all, mostly consulting fees.
Overview
| NPI | 1033366745 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 25, 2008 |
| Last updated in NPPES | Mar 4, 2026 |
| Certified by provider | Mar 4, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | 56696 | CT |
| Surgery, Vascular Surgery | 2086S0129X | 25MA09308000 | NJ |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Vascular Surgery (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 71 |
|---|---|
| Services billed | 485 across 64 procedure codes |
| Paid by Medicare | $196,904 |
Part D prescriptions in 2024
| Prescriptions (claims) | 119 · 209 30-day fills |
|---|---|
| Patients | 41 |
| Total drug cost | $15,398 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Oregon Health Sciences University School of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Vascular Surgery |
| Telehealth | Offers telehealth |
Medical group
- Vascular CT PLLCDarien, CT · 5 clinicians
Hospital affiliations
- Danbury HospitalDanbury, CT
- Greenwich Hospital Association -Greenwich, CT
- Norwalk HospitalNorwalk, CT
- Stamford HospitalStamford, CT
Industry payments (Open Payments)
- 2025$12,302 · 43 payments from 13 companies
- 2024$36,328 · 85 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Vesalio, Inc. | $5,750 | 3 |
| Endologix LLC | $4,395 | 8 |
| Bolton Medical Inc | $1,012 | 8 |
| Medtronic, Inc. | $536.77 | 12 |
| Veryan Medical Incorporated | $149.61 | 2 |
What the 2025 payments were for
- Consulting Fee$9,350 · 7 payments
- Food and Beverage$2,746 · 35 payments
- Travel and Lodging$206.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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