Estefania Hermosilla
NPI 1699164053 · Clinical Social Worker · Orange, CA
Enrolled with Medicare as Order and Referring Only - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Estefania Hermosilla is a Clinical Social Worker provider in Orange, CA (NPI 1699164053).
Provider details
- NPI number
- 1699164053
- 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
11 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
- 2015-01-22
- Last updated
- 2026-06-02
- Certified
- 2026-06-02
Frequently asked questions
- What is Estefania Hermosilla's NPI number?
- Estefania Hermosilla's National Provider Identifier (NPI) is 1699164053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Estefania Hermosilla's specialty?
- Estefania Hermosilla is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Estefania Hermosilla located?
- Estefania Hermosilla's practice location on file with NPPES is 500 City Pkwy W Ste 200, Orange, CA 92868-2941.
- What is Estefania Hermosilla's phone number?
- The practice phone number listed in the NPPES registry for Estefania Hermosilla is (714) 480-6751.
- Does Estefania Hermosilla accept Medicare?
- Estefania Hermosilla is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Estefania Hermosilla's NPI active?
- Yes — Estefania Hermosilla's NPI (1699164053) is active in the NPPES registry as of the last update on 2026-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.