William Thompson, MFTI
NPI 1184830606 · Marriage & Family Therapist · Yreka, CA
William Thompson, MFTI is a Marriage & Family Therapist provider in Yreka, CA (NPI 1184830606).
Provider details
- NPI number
- 1184830606
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- MFTI
- Sex
- Male
- Sole proprietor
- Yes
- License
- IMF 44174 (CA)
Specialties & taxonomies
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
19 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
- 2007-05-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Thompson's NPI number?
- William Thompson's National Provider Identifier (NPI) is 1184830606, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Thompson's specialty?
- William Thompson is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is William Thompson located?
- William Thompson's practice location on file with NPPES is 2060 Campus Dr, Yreka, CA 96097-9538.
- What is William Thompson's phone number?
- The practice phone number listed in the NPPES registry for William Thompson is (530) 841-4100.
- Is William Thompson's NPI active?
- Yes — William Thompson's NPI (1184830606) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.