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

DONALD J OSMACK JR., NP

NURSE PRACTITIONER

Graduated: 2012

NPI: 1376889410

Practice Locations (6)

EMERGENCY PHYSICIANS OF ST LUKES LLC

17421 CHESTERFIELD AIRPORT RD

CHESTERFIELD, MO 630051308

6366857720

EMERGENCY PHYSICIANS OF ST LUKES LLC

232 S WOODS MELL RD

CHESTERFIELD, MO 630173417

EMERGENCY PHYSICIANS OF ST LUKES LLC

12304 MANCHESTER RD

DES PERES, MO 631314315

3149656871

EMERGENCY PHYSICIANS OF ST LUKES LLC

233 CLARKSON RD

ELLISVILLE, MO 630112219

6362568644

EMERGENCY PHYSICIANS OF ST LUKES LLC

11550 OLIVE BLVD

SAINT LOUIS, MO 631417111

3145427690

EMERGENCY PHYSICIANS OF ST LUKES LLC

8857 LADUE RD A

SAINT LOUIS, MO 631242045

3145768189

Source: CMS National Downloadable File, September 2026.

DONALD OSMACK, NP | HealthCareAtlasUSA