Leanna Castro
NPI 1427933530 · Family Nurse Practitioner · Petaluma, CA
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leanna Castro is a Family Nurse Practitioner provider in Petaluma, CA (NPI 1427933530).
Provider details
- NPI number
- 1427933530
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95036041 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
- 2025-08-07
- Last updated
- 2025-10-13
- Certified
- 2025-10-13
Frequently asked questions
- What is Leanna Castro's NPI number?
- Leanna Castro's National Provider Identifier (NPI) is 1427933530, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leanna Castro's specialty?
- Leanna Castro is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Leanna Castro located?
- Leanna Castro's practice location on file with NPPES is 1179 N Mcdowell Blvd, Petaluma, CA 94954-6559.
- What is Leanna Castro's phone number?
- The practice phone number listed in the NPPES registry for Leanna Castro is (707) 559-7500.
- Does Leanna Castro accept Medicare?
- Leanna Castro is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leanna Castro's NPI active?
- Yes — Leanna Castro's NPI (1427933530) is active in the NPPES registry as of the last update on 2025-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.