OrganizationActive
Master Group LLC
NPI 1386976918 · Chiropractor · Bellevue, WA
Master Group LLC is a Chiropractor organization in Bellevue, WA (NPI 1386976918).
Provider details
- NPI number
- 1386976918
- Entity type
- Organization
- Primary specialty
- ChiropractorChiropractic Providers
- Organization subpart
- No
- Authorized official
- Kevin Polzin, Owner(425) 999-9633
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(84/100 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
10650 Ne 9th Pl
Unit 1821
Bellevue, WA 98004-5012
Phone: (425) 999-9633
Fax: (888) 899-4360
Street-level locationGet directions
Mailing address
10650 Ne 9th Pl
Bellevue, WA 98004-5012
Other names (DBA / former)
- Doing business as
- The Center for Chronic Pain
Registry dates
- Enumerated
- 2010-02-08
- Last updated
- 2010-02-08
Frequently asked questions
- What is Master Group LLC's NPI number?
- Master Group LLC's National Provider Identifier (NPI) is 1386976918, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Master Group LLC?
- Master Group LLC is classified in the NPPES registry as Chiropractor (Chiropractic Providers).
- Where is Master Group LLC located?
- Master Group LLC's practice location on file with NPPES is 10650 Ne 9th Pl, Bellevue, WA 98004-5012.
- What is Master Group LLC's phone number?
- The practice phone number listed in the NPPES registry for Master Group LLC is (425) 999-9633.
- Who is the authorized official for Master Group LLC?
- The authorized official listed on Master Group LLC's NPPES record is Kevin Polzin, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Master Group LLC's NPI active?
- Yes — Master Group LLC's NPI (1386976918) is active in the NPPES registry as of the last update on 2010-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.