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 / NE

JOHN UM, MD

THORACIC SURGERY

Medical school: WARREN ALPERT MEDICAL SCHOOL OF BROWN UNIVERSITY

Graduated: 1999

NPI: 1134346745

Practice Locations (2)

UNMC PHYSICIANS

987400 NEBRASKA MEDICAL CTR, UNMC PHYSICIANS NEBRASKA MEDICAL CENTER

OMAHA, NE 681987400

4025594000

UNMC PHYSICIANS

EMILE 42ND ST

OMAHA, NE 681980001

4025594015

Source: CMS National Downloadable File, September 2026.

JOHN UM, MD | HealthCareAtlasUSA