Eric D. Challgren, M.D.
NPI 1477508893ActiveIndividual· Dermatology, MOHS-Micrographic Surgery· Raleigh, NC
Dermatology, MOHS-Micrographic Surgery (M.D.) in Raleigh, North Carolina, trained at University of Toledo College of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $777,640 for 1,681 claims, against $367,386 paid for services in 2024. Genzyme Corporation was the largest of 24 companies reporting payments in 2025, $16,940 in all, mostly consulting fees.
Overview
| NPI | 1477508893 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 24, 2006 |
| Last updated in NPPES | Oct 5, 2020 |
| Certified by provider | Oct 5, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology, MOHS-Micrographic Surgery Primary | 207ND0101X | 200200874 | NC |
| Dermatology | 207N00000X | 200200874 | NC |
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 - Micrographic Dermatologic Surgery (Mds) (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 889 |
|---|---|
| Services billed | 5,492 across 104 procedure codes |
| Paid by Medicare | $367,386 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,681 · 1,965 30-day fills |
|---|---|
| Patients | 605 |
| Total drug cost | $777,640 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of Toledo College of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Micrographic Dermatologic Surgery (Mds) |
| Secondary specialties | Dermatology |
Medical group
- Southern Dermatology PAWhiteville, NC · 55 clinicians
Industry payments (Open Payments)
- 2025$16,940 · 251 payments from 24 companies
- 2024$7,391 · 254 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $10,618 | 36 |
| Janssen Scientific Affairs, LLC | $1,582 | 3 |
| Abbvie Inc. | $623.10 | 25 |
| Sun Pharmaceutical Industries Inc. | $580.96 | 20 |
| Regeneron Healthcare Solutions, Inc. | $515.99 | 13 |
What the 2025 payments were for
- Consulting Fee$9,651 · 2 payments
- Food and Beverage$6,236 · 243 payments
- Travel and Lodging$854.49 · 3 payments
- Education$198.16 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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