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 / IA

PATRICK MARK O'BRIEN, MD

ORTHOPEDIC SURGERY

Medical school: CREIGHTON UNIVERSITY SCHOOL OF MEDICINE

Graduated: 2007

NPI: 1861615155

Practice Locations (4)

AVERA MCKENNAN

1100 S 10TH AVE

ROCK RAPIDS, IA 512462020

AVERA MCKENNAN

1200 1ST AVE E

SPENCER, IA 513014342

AVERA MCKENNAN

901 E VIRGIL AVE

MILBANK, SD 572522124

6054324538

AVERA MCKENNAN

6100 S LOUISE AVE

SIOUX FALLS, SD 571086029

Source: CMS National Downloadable File, September 2026.