Group Health Cooperative
NPI 1114233541 · Health Maintenance Organization · Bremerton, WA
Group Health Cooperative is a Health Maintenance Organization organization in Bremerton, WA (NPI 1114233541).
Provider details
- NPI number
- 1114233541
- Entity type
- Organization
- Primary specialty
- Health Maintenance OrganizationManaged Care Organizations
- Organization subpart
- No
- Authorized official
- Bradley Steinfeld, Chief(360) 782-1700
Specialties & taxonomies
Managed Care Organizations
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
Mailing address
Registry dates
- Enumerated
- 2010-08-23
- Last updated
- 2021-06-23
- Certified
- 2021-06-23
Frequently asked questions
- What is Group Health Cooperative's NPI number?
- Group Health Cooperative's National Provider Identifier (NPI) is 1114233541, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Group Health Cooperative?
- Group Health Cooperative is classified in the NPPES registry as Health Maintenance Organization (Managed Care Organizations).
- Where is Group Health Cooperative located?
- Group Health Cooperative's practice location on file with NPPES is 555 Pacific Ave, Bremerton, WA 98337-1903.
- What is Group Health Cooperative's phone number?
- The practice phone number listed in the NPPES registry for Group Health Cooperative is (306) 782-1700.
- Who is the authorized official for Group Health Cooperative?
- The authorized official listed on Group Health Cooperative's NPPES record is Bradley Steinfeld, Chief. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Group Health Cooperative's NPI active?
- Yes — Group Health Cooperative's NPI (1114233541) is active in the NPPES registry as of the last update on 2021-06-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.