Judith Joinville, LMFT
NPI 1659447407 · Marriage & Family Therapist · Fairfield, CA
Enrolled with Medicare as Practitioner - Marriage and Family Therapist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Judith Joinville, LMFT is a Marriage & Family Therapist provider in Fairfield, CA (NPI 1659447407).
Provider details
- NPI number
- 1659447407
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFT31799 (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
- 2006-11-24
- Last updated
- 2014-03-26
Frequently asked questions
- What is Judith Joinville's NPI number?
- Judith Joinville's National Provider Identifier (NPI) is 1659447407, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Judith Joinville's specialty?
- Judith Joinville is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Judith Joinville located?
- Judith Joinville's practice location on file with NPPES is 744 Empire St, Fairfield, CA 94533-5510.
- What is Judith Joinville's phone number?
- The practice phone number listed in the NPPES registry for Judith Joinville is (707) 775-1281.
- Does Judith Joinville accept Medicare?
- Judith Joinville is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Judith Joinville's NPI active?
- Yes — Judith Joinville's NPI (1659447407) is active in the NPPES registry as of the last update on 2014-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.