David Scott Pezen, M.D.
NPI 1801881313ActiveIndividual· Dermatology· Elmhurst, IL
Dermatology (M.D.) in Elmhurst, Illinois, trained at George Washington University School of Medicine (class of 1991). 254 Medicare patients in 2024, $90,805 paid; nearly all of their 334 Part D prescriptions were generic (98%). Janssen Biotech, Inc. was the largest of 3 companies reporting payments in 2025, $228.93 in all, mostly food and beverage.
Overview
| NPI | 1801881313 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 12, 2005 |
| Last updated in NPPES | May 19, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 036-091039 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 254 |
|---|---|
| Services billed | 1,919 across 42 procedure codes |
| Paid by Medicare | $90,805 |
Part D prescriptions in 2024
| Prescriptions (claims) | 334 · 371 30-day fills |
|---|---|
| Patients | 111 |
| Total drug cost | $18,169 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Dermatology |
Industry payments (Open Payments)
- 2025$228.93 · 7 payments from 3 companies
- 2024$14.19 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $193.08 | 5 |
| Janssen Scientific Affairs, LLC | $18.77 | 1 |
| Ortho Dermatologics, A Division of Bausch Health US, LLC | $17.08 | 1 |
What the 2025 payments were for
- Food and Beverage$128.94 · 6 payments
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Elmhurst
- 1295992295
- 1356298251
- 1023569183
- 1073575627
- 1356095061
- 1821353673
- 1184432973
- 1881756633
- 1629063169
- 1700197811
- 1639674575
- 1538119938