Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mrs. Esmeralda Castillo Rubi, FNP-C

Individual provider Family Nurse Practitioner · NPI 1417461294

Mrs. Esmeralda Castillo Rubi, FNP-C is a Nurse Practitioner in Rialto, California. Qualified in 2017, 9 years ago. Practices with Apple Urgent Care Inc, an 8-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
9
Licensed in
CA
In the registry since
2017
What do these letters mean?
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

436 S Riverside Ave
Rialto, CA 92376-6523
Phone: (909) 877-8868
Fax: (909) 877-0008
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95007727 (CA)

Record details

NPI number1417461294
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP-C
Sole proprietorNo
NPI enumeratedNovember 30, 2017
Last updated in NPPESNovember 30, 2017

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Apple Urgent Care Inc — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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