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

MACKENZIE MERTZ, DO

PSYCHIATRY

Graduated: 2014

NPI: 1023426806

Practice Locations (1)

PO BOX, SUITE 35100

BILLINGS, MT 59107

Source: CMS National Downloadable File, September 2026.

MACKENZIE MERTZ, DO | HealthCareAtlasUSA