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 / MO

MICHELLE M KOESTER, NP

NURSE PRACTITIONER

Graduated: 2011

Offers telehealth

NPI: 1881962843

Practice Locations (3)

PHYSICIAN GROUPS LC

2630 HWY K

O FALLON, MO 633686624

6362405454

ST ANTHONYS PHYSICIAN ORGANIZATION HOSPITALIST SERVICES LC

10010 KENNERLY RD

SAINT LOUIS, MO 631282106

3145251899

ST ANTHONYS PHYSICIAN ORGANIZATION HOSPITALIST SERVICES LC

10018 KENNERLY RD

SAINT LOUIS, MO 631282106

3145253423

Source: CMS National Downloadable File, September 2026.