Diane Callaghan
NPI 1881788529 · Clinical Social Worker · Santa Ana, CA
Diane Callaghan is a Clinical Social Worker provider in Santa Ana, CA (NPI 1881788529).
Provider details
- NPI number
- 1881788529
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
83% 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
- 2006-10-03
- Last updated
- 2009-03-23
Frequently asked questions
- What is Diane Callaghan's NPI number?
- Diane Callaghan's National Provider Identifier (NPI) is 1881788529, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Callaghan's specialty?
- Diane Callaghan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Diane Callaghan located?
- Diane Callaghan's practice location on file with NPPES is 405 W 5th St, Santa Ana, CA 92701-4519.
- What is Diane Callaghan's phone number?
- The practice phone number listed in the NPPES registry for Diane Callaghan is (714) 834-4707.
- Is Diane Callaghan's NPI active?
- Yes — Diane Callaghan's NPI (1881788529) is active in the NPPES registry as of the last update on 2009-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.