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

WILLIAM WEI-MING CHANG, DO

PULMONARY DISEASE

Medical school: MICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE

Graduated: 2000

Also: CRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE

Offers telehealth

NPI: 1417902149

Practice Locations (2)

PALOMA MEDICAL GROUP INC

23141 MOULTON PKWY, SUITE 108

LAGUNA HILLS, CA 926531241

9494434303

PALOMA MEDICAL GROUP INC

30230 RANCHO VIEJO RD, SUITE 200

SAN JUAN CAPISTRANO, CA 926751585

9494434303

Source: CMS National Downloadable File, September 2026.

WILLIAM CHANG, DO | HealthCareAtlasUSA