Nan Alvarez-Gray
NPI 1740555796 · Marriage & Family Therapist · Fullerton, CA
Nan Alvarez-Gray is a Marriage & Family Therapist provider in Fullerton, CA (NPI 1740555796).
Provider details
- NPI number
- 1740555796
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- MFC 47510 (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
14 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
- 2012-03-08
- Last updated
- 2012-03-08
Frequently asked questions
- What is Nan Alvarez-Gray's NPI number?
- Nan Alvarez-Gray's National Provider Identifier (NPI) is 1740555796, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nan Alvarez-Gray's specialty?
- Nan Alvarez-Gray is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Nan Alvarez-Gray located?
- Nan Alvarez-Gray's practice location on file with NPPES is 1619 E Chapman Ave, Fullerton, CA 92831-4015.
- What is Nan Alvarez-Gray's phone number?
- The practice phone number listed in the NPPES registry for Nan Alvarez-Gray is (714) 397-6155.
- Is Nan Alvarez-Gray's NPI active?
- Yes — Nan Alvarez-Gray's NPI (1740555796) is active in the NPPES registry as of the last update on 2012-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.