Christiane Querfeld, MD, PHD
NPI 1467772533ActiveIndividual· Dermatology, Dermatopathology· Duarte, CA
Dermatology, Dermatopathology (MD, PHD) with City of Hope Medical Foundation, practicing in Duarte, California. Their prescriptions cost Medicare Part D more than their services did: $721,367 for 236 claims, against $84,811 paid for services in 2024. Helsinn Healthcare Sa was the largest of 8 companies reporting payments in 2025, $16,500 in all, mostly consulting fees. Lists Uci Health-Orange as a hospital affiliation.
Overview
| NPI | 1467772533 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | Yes |
| NPI issued | Jun 10, 2010 |
| Last updated in NPPES | Jun 27, 2022 |
| Certified by provider | Jun 27, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology, Dermatopathology Primary | 207ND0900X | A131668 | CA |
| Dermatology | 207N00000X | A131668 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 466 |
|---|---|
| Services billed | 2,098 across 38 procedure codes |
| Paid by Medicare | $84,811 |
Part D prescriptions in 2024
| Prescriptions (claims) | 236 · 288 30-day fills |
|---|---|
| Patients | 60 |
| Total drug cost | $721,367 |
| Generic share | 70% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Dermatology |
| Telehealth | Offers telehealth |
Medical group
- City of Hope Medical FoundationDuarte, CA · 982 clinicians
Hospital affiliation
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$16,500 · 23 payments from 8 companies
- 2024$12,353 · 18 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Helsinn Healthcare Sa | $6,399 | 4 |
| Kyowa Kirin, Inc. | $5,512 | 9 |
| Helsinn Therapeutics (U.S.), Inc. | $4,399 | 4 |
| Genentech USA, Inc. | $110.95 | 2 |
| Secura Bio, Inc. | $26.10 | 1 |
What the 2025 payments were for
- Consulting Fee$15,129 · 4 payments
- Food and Beverage$1,079 · 17 payments
- Travel and Lodging$292.87 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records