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 / MN

MARK R GUNDERSEN, MD

FAMILY PRACTICE

Medical school: UNIVERSITY OF MINNESOTA MEDICAL SCHOOL

Graduated: 1989

NPI: 1952390106

Practice Locations (5)

AVERA MCKENNAN

941 COUNTY RD, SUITE 9

HERON LAKE, MN 561371408

5077932349

AVERA MCKENNAN

1216 RYANS RD

WORTHINGTON, MN 561871722

5073722921

RURAL HEALTH CARE INC

1216 RYANS RD

WORTHINGTON, MN 561871781

5073726522

AVERA MCKENNAN

1216 RYANS RD, SUITE 1

WORTHINGTON, MN 561871722

5073722921

RURAL HEALTH CARE INC

1216 RYANS RD, SUITE 3

WORTHINGTON, MN 561871781

5073726522

Source: CMS National Downloadable File, September 2026.