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

GREGORY S SIEGEL, CH

CHIROPRACTIC

Graduated: 1983

NPI: 1801800297

Practice Locations (1)

566 N DIAMOND BAR BLVD

DIAMOND BAR, CA 917651007

9098612611

Source: CMS National Downloadable File, September 2026.

GREGORY SIEGEL, CH | HealthCareAtlasUSA