Xenia Diaz
NPI 1154566842 · Marriage & Family Therapist · Northridge, CA
Xenia Diaz is a Marriage & Family Therapist provider in Northridge, CA (NPI 1154566842).
Provider details
- NPI number
- 1154566842
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFC42950
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
17 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
- 2008-12-09
- Last updated
- 2008-12-09
Frequently asked questions
- What is Xenia Diaz's NPI number?
- Xenia Diaz's National Provider Identifier (NPI) is 1154566842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xenia Diaz's specialty?
- Xenia Diaz is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Xenia Diaz located?
- Xenia Diaz's practice location on file with NPPES is 9650 Zelzah Ave, Northridge, CA 91325-2003.
- What is Xenia Diaz's phone number?
- The practice phone number listed in the NPPES registry for Xenia Diaz is (818) 993-9311.
- Is Xenia Diaz's NPI active?
- Yes — Xenia Diaz's NPI (1154566842) is active in the NPPES registry as of the last update on 2008-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.