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

ULRIKE H ZIEGNER, MD

PEDIATRIC MEDICINE

Graduated: 1984

Offers telehealth

NPI: 1407867203

Practice Locations (2)

OSO SPECIALTY INFUSION INC

17175 GILLETTE AVE, SUITE B

IRVINE, CA 926145602

9496607126

1970 S PROSPECT AVE, SUITE 3

REDONDO BEACH, CA 902776005

3107929050

Source: CMS National Downloadable File, September 2026.

ULRIKE ZIEGNER, MD | HealthCareAtlasUSA