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

MARK HANNA, MD

COLORECTAL SURGERY (PROCTOLOGY)

Graduated: 2009

Also: GENERAL SURGERY

Offers telehealth

NPI: 1902120439

Practice Locations (1)

CITY OF HOPE MEDICAL FOUNDATION

1000 FIVEPOINT

IRVINE, CA 926182377

9496714673

Source: CMS National Downloadable File, September 2026.

MARK HANNA, MD | HealthCareAtlasUSA