George Z. Han, MD, PHD
NPI 1912296963ActiveIndividual· Dermatology· New York, NY
Dermatology (MD, PHD) with Icahn School of Medicine at Mount Sinai, practicing in New York, New York. Their prescriptions cost Medicare Part D more than their services did: $479,997 for 242 claims, against $1,831 paid for services in 2024. Regeneron Healthcare Solutions, Inc. was the largest of 19 companies reporting payments in 2025, $333,492 in all, mostly speaking and faculty fees. Lists Elmhurst Hospital Center as a hospital affiliation.
Overview
| NPI | 1912296963 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | Yes |
| NPI issued | Mar 30, 2011 |
| Last updated in NPPES | Jul 14, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 279090 | 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 - Dermatology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 27 |
|---|---|
| Services billed | 30 across 9 procedure codes |
| Paid by Medicare | $1,831 |
Part D prescriptions in 2024
| Prescriptions (claims) | 242 · 282 30-day fills |
|---|---|
| Patients | 63 |
| Total drug cost | $479,997 |
| Generic share | 61% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Dermatology |
Medical group
- Icahn School of Medicine at Mount SinaiElmhurst, NY · 316 clinicians
Hospital affiliation
- Elmhurst Hospital CenterElmhurst, NY
Industry payments (Open Payments)
- 2025$333,492 · 222 payments from 19 companies
- 2024$270,307 · 201 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $92,706 | 42 |
| Janssen Biotech, Inc. | $81,736 | 70 |
| Genzyme Corporation | $54,850 | 16 |
| Ucb, Inc. | $47,361 | 36 |
| E.R. Squibb & Sons, L.L.C. | $23,244 | 17 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$249,325 · 64 payments
- Consulting Fee$69,705 · 17 payments
- Travel and Lodging$9,437 · 52 payments
- Food and Beverage$4,997 · 88 payments
- Education$28.95 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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