Sandra Arreola
NPI 1639367626 · Clinical Social Worker · Rancho Cucamonga, CA
Sandra Arreola is a Clinical Social Worker provider in Rancho Cucamonga, CA (NPI 1639367626).
Provider details
- NPI number
- 1639367626
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 121878 (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
18 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
- 2007-10-04
- Last updated
- 2026-01-20
- Certified
- 2026-01-20
Frequently asked questions
- What is Sandra Arreola's NPI number?
- Sandra Arreola's National Provider Identifier (NPI) is 1639367626, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Arreola's specialty?
- Sandra Arreola is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sandra Arreola located?
- Sandra Arreola's practice location on file with NPPES is Po Box 4352, Rancho Cucamonga, CA 91729-4352.
- What is Sandra Arreola's phone number?
- The practice phone number listed in the NPPES registry for Sandra Arreola is (909) 570-7626.
- Is Sandra Arreola's NPI active?
- Yes — Sandra Arreola's NPI (1639367626) is active in the NPPES registry as of the last update on 2026-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.