Esther Funez Castro
NPI 1396321758 · Student in an Organized Health Care Education/Training Program · Santa Rosa, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Esther Funez Castro is a Student in an Organized Health Care Education/Training Program provider in Santa Rosa, CA (NPI 1396321758).
Provider details
- NPI number
- 1396321758
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 30 | 19 |
| Levothyroxine Sodium | 20 | 11 |
| Amlodipine Besylate | 18 | — |
| Hydrochlorothiazide | 12 | — |
| Lisinopril | 12 | — |
| Losartan Potassium | 11 | — |
| Metformin Hcl | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-24
- Last updated
- 2021-03-24
- Certified
- 2021-03-24
Frequently asked questions
- What is Esther Funez Castro's NPI number?
- Esther Funez Castro's National Provider Identifier (NPI) is 1396321758, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Esther Funez Castro's specialty?
- Esther Funez Castro is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Esther Funez Castro located?
- Esther Funez Castro's practice location on file with NPPES is 401 Bicentennial Way, Santa Rosa, CA 95403-2192.
- What is Esther Funez Castro's phone number?
- The practice phone number listed in the NPPES registry for Esther Funez Castro is (707) 393-4015.
- Does Esther Funez Castro accept Medicare?
- Esther Funez Castro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Esther Funez Castro's NPI active?
- Yes — Esther Funez Castro's NPI (1396321758) is active in the NPPES registry as of the last update on 2021-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.