Nathalie Zeitouni, MD
NPI 1164403010ActiveIndividual· Dermatology· Phoenix, AZ
Dermatology (MD) with Southwest Skin Specialists LLC, practicing in Phoenix, Arizona. 340 Medicare patients in 2024, $355,854 paid; nearly all of their 523 Part D prescriptions were generic (99%). Regeneron Pharmaceuticals, Inc. was the largest of 13 companies reporting payments in 2025, $100,179 in all, mostly consulting fees.
Overview
| NPI | 1164403010 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 8, 2005 |
| Last updated in NPPES | Feb 15, 2021 |
| Certified by provider | Feb 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 213284 | NY |
| Dermatology | 207N00000X | 48274 | AZ |
| Dermatology, MOHS-Micrographic Surgery | 207ND0101X | 48274 | AZ |
| Dermatology, Procedural Dermatology | 207NS0135X | 48274 | 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 - Dermatology (AZ); Practitioner - Dermatology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 340 |
|---|---|
| Services billed | 1,696 across 72 procedure codes |
| Paid by Medicare | $355,854 |
Part D prescriptions in 2024
| Prescriptions (claims) | 523 · 535 30-day fills |
|---|---|
| Patients | 337 |
| Total drug cost | $7,651 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Dermatology |
Medical group
- Southwest Skin Specialists LLCScottsdale, AZ · 52 clinicians
Industry payments (Open Payments)
- 2025$100,179 · 75 payments from 13 companies
- 2024$84,126 · 95 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Pharmaceuticals, Inc. | $52,906 | 18 |
| Regeneron Healthcare Solutions, Inc. | $29,873 | 23 |
| Sun Pharmaceutical Industries Inc. | $15,818 | 15 |
| Kerecis Limited | $1,223 | 5 |
| Abbvie Inc. | $79.41 | 3 |
What the 2025 payments were for
- Consulting Fee$60,245 · 11 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$31,690 · 6 payments
- Travel and Lodging$6,517 · 20 payments
- Food and Beverage$1,727 · 38 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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