HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / CA

DIANA ESTHER HWANG, PA

PHYSICIAN ASSISTANT

Graduated: 2009

NPI: 1851696595

Practice Locations (4)

PACIFIC DERMATOLOGY INSTITUTE

2140 GRAND AVE, SUITE 260

CHINO HILLS, CA 917096806

9094649800

PACIFIC DERMATOLOGY INSTITUTE

255 TERRACINA BLVD, SUITE 205C

REDLANDS, CA 923734870

9097932323

PACIFIC DERMATOLOGY INSTITUTE

9041 MAGNOLIA AVE, SUITE 206

RIVERSIDE, CA 925033956

9513542220

PACIFIC DERMATOLOGY INSTITUTE

930 E FOOTHILL BLVD, SUITE 1

UPLAND, CA 917864051

9096087546

Source: CMS National Downloadable File, September 2026.

DIANA HWANG, PA | HealthCareAtlasUSA