Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

Raynard A. Castillo, NP

Sees patients in Claremont, CA · Elk Grove, CA · California

Summary

Raynard A. Castillo, NP (Nurse Practitioner) is enrolled with Medicare at 2 practice locations in Claremont, CA and Elk Grove, CA. NPI 1437586047. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Raynard A. Castillo, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Nurse PractitionerPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
8Years since medical school (graduated 2018)
MaleGender (as listed)
Anthony Benigno Psyd Psychological Services PCGroup practice (+1 more)

Quick answers

Where does Raynard A. Castillo see patients?
Medicare's clinician data lists 2 practice locations, including Claremont, CA and Elk Grove, CA. Call before your visit to confirm the address.
What is Raynard A. Castillo's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does Raynard A. Castillo accept Medicare assignment?
Yes. Medicare's clinician data says Raynard A. Castillo accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Raynard A. Castillo offer telehealth?
Medicare's clinician data says Raynard A. Castillo offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Raynard A. Castillo?
(909) 267-6550, as listed in official Medicare / NPI Registry data.
What is Raynard A. Castillo's NPI number?
1437586047. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Raynard A. Castillo is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Raynard A. Castillo as a member of these groups (CMS data updated 2026-10-02).

  • Anthony Benigno Psyd Psychological Services PC3 clinicians in the group
  • Kalpesh Bhavsar MD Professional Corporation2 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, California →

Other nurse practitioners in Claremont

Clinicians with the same Medicare primary specialty in Claremont, CA — not a recommendation.

All nurse practitioners in Claremont →

Clinician information

CredentialNP
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1437586047
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians