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 / SD

HEIDI A MCKEAN, MD

HEMATOLOGY/ONCOLOGY

Graduated: 2005

Offers telehealth

NPI: 1992714281

Practice Locations (6)

AVERA ST MARYS

801 E SIOUX AVE

PIERRE, SD 575013323

6052245901

AVERA MCKENNAN

801 E SIOUX AVE

PIERRE, SD 575013323

6053226930

AVERA MCKENNAN

801 E SIOUX AVE, SUITE 2

PIERRE, SD 575013323

6056455202

AVERA MCKENNAN

1000 E 23RD ST

SIOUX FALLS, SD 571052122

AVERA MCKENNAN

1325 S CLIFF AVE

SIOUX FALLS, SD 571051007

AVERA MCKENNAN

1325 S CLIFF AVE, RADIOLOGY

SIOUX FALLS, SD 571051007

6053224878

Source: CMS National Downloadable File, September 2026.