IndividualActive
Margaret Diaz, LCSW
NPI 1205234044 · Clinical Social Worker · Tustin, CA
Margaret Diaz, LCSW is a Clinical Social Worker provider in Tustin, CA (NPI 1205234044).
Provider details
- NPI number
- 1205234044
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- LCS26902 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(74/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
17461 Irvine Blvd
Suite D
Tustin, CA 92780-3034
Phone: (940) 303-9015
Fax: (714) 200-0571
Street-level locationGet directions
Mailing address
360 E 1st St # 310
Tustin, CA 92780-3211
Registry dates
- Enumerated
- 2014-12-10
- Last updated
- 2014-12-10
Frequently asked questions
- What is Margaret Diaz's NPI number?
- Margaret Diaz's National Provider Identifier (NPI) is 1205234044, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Diaz's specialty?
- Margaret Diaz is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Margaret Diaz located?
- Margaret Diaz's practice location on file with NPPES is 17461 Irvine Blvd, Tustin, CA 92780-3034.
- What is Margaret Diaz's phone number?
- The practice phone number listed in the NPPES registry for Margaret Diaz is (940) 303-9015.
- Is Margaret Diaz's NPI active?
- Yes — Margaret Diaz's NPI (1205234044) is active in the NPPES registry as of the last update on 2014-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.