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

Regina Castillo

Individual provider Registered Nurse · NPI 1043038664

Regina Castillo is a Registered Nurse in Thousand Oaks, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2024

Practice location Address checks out

125 W Thousand Oaks Blvd Ste 500
Thousand Oaks, CA 91360-4462
Phone: (805) 777-3500
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 776371 (CA)

Record details

NPI number1043038664
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedOctober 2, 2024
Last updated in NPPESOctober 2, 2024
Certification dateOctober 2, 2024
Mailing address4651 Adam Rd, Simi Valley, CA 93063-2429

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