IndividualActive
Mathew Westmark
NPI 1790002244 · Family Medicine Physician · Billings, MT
Mathew Westmark is a Family Medicine Physician provider in Billings, MT (NPI 1790002244).
Provider details
- NPI number
- 1790002244
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 28887 (MT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
123 South 27th Street
Riverstone Heatlh
Billings, MT 59101
Phone: (406) 247-3306
Street-level locationGet directions
Mailing address
123 South 27th Street
Billings, MT 59101
Registry dates
- Enumerated
- 2010-04-23
- Last updated
- 2014-03-18
Frequently asked questions
- What is Mathew Westmark's NPI number?
- Mathew Westmark's National Provider Identifier (NPI) is 1790002244, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mathew Westmark's specialty?
- Mathew Westmark is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mathew Westmark located?
- Mathew Westmark's practice location on file with NPPES is 123 South 27th Street, Billings, MT 59101.
- What is Mathew Westmark's phone number?
- The practice phone number listed in the NPPES registry for Mathew Westmark is (406) 247-3306.
- Is Mathew Westmark's NPI active?
- Yes — Mathew Westmark's NPI (1790002244) is active in the NPPES registry as of the last update on 2014-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.