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 / MT

SIERRA DON SLAY, CSW

CLINICAL SOCIAL WORKER

Graduated: 2020

NPI: 1346195443

Practice Locations (2)

PO BOX, SUITE 1557

MILES CITY, MT 59301

3773 LINCOLN DR

Ontario, OR 979148713

Source: CMS National Downloadable File, September 2026.

SIERRA SLAY, CSW | HealthCareAtlasUSA