HealthcareDiscovery.AI / Doctors / California / Upland / Procedural Dermatology

Procedural Dermatology in Upland, California

Data updated monthly · Last refresh September 2026

5 Procedural Dermatology providers practice in Upland. Listings are drawn from federal public records and are not endorsements.

Procedural Dermatology providers in Upland

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Andrea Passalacqua, DO

Upland, CA · $436 in drug and device payments (2025) · (909) 949-6500

Dr. Charles Tran, D.O.

Upland, CA · No drug or device payments recorded (2025) · (909) 946-2228

Dr. Gloria Stevens, M.D.

Upland, CA · $3,471 in drug and device payments (2025) · (909) 949-7500

Dr. Ronald Liskanich, D.O.

Upland, CA · $3,370 in drug and device payments (2025) · (909) 949-7500

Dr. Tan Nguyen, M.D.

Upland, CA · $1,533 in drug and device payments (2025) · (909) 946-8600

Common questions

How many Procedural Dermatology providers are in Upland, California?

There are 5 Procedural Dermatology providers with active NPI records practicing in Upland, according to federal NPPES data refreshed monthly.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Upland Procedural Dermatology across California

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.