IndividualActive
Diana Perez Duran
NPI 1023885662 · Clinical Social Worker · Fontana, CA
Diana Perez Duran is a Clinical Social Worker provider in Fontana, CA (NPI 1023885662).
Provider details
- NPI number
- 1023885662
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(51/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
9961 Sierra Ave
Fontana, CA 92335-6720
Phone: (909) 997-2645
Street-level locationGet directions
Mailing address
9985 Sierra Ave # Mob4
Fontana, CA 92335-6720
Registry dates
- Enumerated
- 2023-12-05
- Last updated
- 2025-12-17
- Certified
- 2025-12-17
Frequently asked questions
- What is Diana Perez Duran's NPI number?
- Diana Perez Duran's National Provider Identifier (NPI) is 1023885662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Perez Duran's specialty?
- Diana Perez Duran is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Diana Perez Duran located?
- Diana Perez Duran's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Diana Perez Duran's phone number?
- The practice phone number listed in the NPPES registry for Diana Perez Duran is (909) 997-2645.
- Is Diana Perez Duran's NPI active?
- Yes — Diana Perez Duran's NPI (1023885662) is active in the NPPES registry as of the last update on 2025-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.