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 / WI

JONATHAN R ERNST, MD

FAMILY PRACTICE

Graduated: 2014

Also: INTERNAL MEDICINE, PEDIATRIC MEDICINE

Offers telehealth

NPI: 1548675697

Practice Locations (1)

DEAN HEALTH SYSTEMS INC

1211 FISH HATCHERY RD

MADISON, WI 537151909

6082528000

Source: CMS National Downloadable File, September 2026.

JONATHAN ERNST, MD | HealthCareAtlasUSA