Mathew Westmark
About this NPIWhat this record shows.
NPI 1790002244 is registered to Mathew Westmark, a Family Medicine practising at 123 South 27th Street, Riverstone Heatlh in Billings, Montana. Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment. Mathew Westmark has been enumerated in the National Provider Identifier (NPI) registry since 2010.
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Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mathew Westmark accepts. To confirm in-network status with your specific health plan, contact Mathew Westmark directly at (406) 247-3306.
Frequently asked
Yes. NPI 1790002244 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (406) 247-3306.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mathew Westmark is a Type-1 individual NPI.