Sean Chen, MD
NPI 1528485448ActiveIndividual· Dermatology· Denison, TX
Dermatology (MD) in Denison, Texas, trained at Johns Hopkins University School of Medicine (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $403,452 for 589 claims, against $220,646 paid for services in 2024. Botanix Sb Inc was the largest of 11 companies reporting payments in 2025, $623.45 in all, mostly food and beverage.
Overview
| NPI | 1528485448 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 28, 2014 |
| Last updated in NPPES | Oct 6, 2025 |
| Certified by provider | Oct 6, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | R4021 | TX |
| Dermatology | 207N00000X | A159868 | CA |
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 (CA); Practitioner - Dermatology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 609 |
|---|---|
| Services billed | 4,585 across 55 procedure codes |
| Paid by Medicare | $220,646 |
Part D prescriptions in 2024
| Prescriptions (claims) | 589 · 628 30-day fills |
|---|---|
| Patients | 266 |
| Total drug cost | $403,452 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Dermatology |
Medical groups
- Island Dermatology, Inc.Santa Ana, CA · 27 clinicians
- Dermatology Associates of Denison, PLLCDenison, TX · 4 clinicians
Industry payments (Open Payments)
- 2025$623.45 · 14 payments from 11 companies
- 2024$267.16 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Botanix Sb Inc | $190.01 | 1 |
| Incyte Corporation | $126.02 | 2 |
| Janssen Biotech, Inc. | $57.92 | 2 |
| Pfizer Inc. | $57.59 | 1 |
| Ucb, Inc. | $48.10 | 1 |
What the 2025 payments were for
- Food and Beverage$623.45 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other dermatologists in Denison
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