John Helmiere
NPI 1629950233 · Marriage & Family Therapist · Seattle, WA
John Helmiere is a Marriage & Family Therapist provider in Seattle, WA (NPI 1629950233).
Provider details
- NPI number
- 1629950233
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2025-07-24
- Last updated
- 2025-07-24
- Certified
- 2025-07-24
Frequently asked questions
- What is John Helmiere's NPI number?
- John Helmiere's National Provider Identifier (NPI) is 1629950233, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Helmiere's specialty?
- John Helmiere is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is John Helmiere located?
- John Helmiere's practice location on file with NPPES is 4610 S Ferdinand St, Seattle, WA 98118-2023.
- What is John Helmiere's phone number?
- The practice phone number listed in the NPPES registry for John Helmiere is (206) 799-8428.
- Is John Helmiere's NPI active?
- Yes — John Helmiere's NPI (1629950233) is active in the NPPES registry as of the last update on 2025-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.