Catherine Madeline Hren, M.D.
NPI 1508851478ActiveIndividual· Dermatology· Cary, NC
Dermatology (M.D.) in Cary, North Carolina, trained at Duke University School of Medicine (class of 1991). Their prescriptions cost Medicare Part D more than their services did: $692,093 for 714 claims, against $110,204 paid for services in 2024. Pfizer Inc. was the largest of 19 companies reporting payments in 2025, $3,465 in all, mostly food and beverage.
Overview
| NPI | 1508851478 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 15, 2005 |
| Last updated in NPPES | Jul 7, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 009400275 | 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 - Dermatology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 845 |
|---|---|
| Services billed | 2,533 across 48 procedure codes |
| Paid by Medicare | $110,204 |
Part D prescriptions in 2024
| Prescriptions (claims) | 714 · 889 30-day fills |
|---|---|
| Patients | 364 |
| Total drug cost | $692,093 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Duke University School of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Dermatology |
Medical group
- Cary Dermatology Center PACary, NC · 9 clinicians
Industry payments (Open Payments)
- 2025$3,465 · 136 payments from 19 companies
- 2024$3,860 · 141 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $421.98 | 20 |
| Sun Pharmaceutical Industries Inc. | $334.43 | 11 |
| Galderma Laboratories, L.P. | $320.38 | 12 |
| Janssen Biotech, Inc. | $318.33 | 17 |
| Ucb, Inc. | $305.88 | 6 |
What the 2025 payments were for
- Food and Beverage$3,465 · 136 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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