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

ASHLEY A MARTINMAAS, PA

PHYSICIAN ASSISTANT

Graduated: 2016

NPI: 1134578289

Practice Locations (1)

AVERA MCKENNAN

1000 E 23RD ST

SIOUX FALLS, SD 571052122

Source: CMS National Downloadable File, September 2026.