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

Alyssa Katherine Castagna, NP

Individual provider Nurse Practitioner · NPI 1083286249

Alyssa Katherine Castagna, NP is a Nurse Practitioner in Arroyo Grande, California. Licensed in California. Registered with an NPI since 2021.

Licensed in
CA
In the registry since
2021
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

260 Station Way Ste A
Arroyo Grande, CA 93420-3359
Phone: (805) 473-6201
Fax: (805) 473-6291
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 95016302 (CA)

Record details

NPI number1083286249
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedJuly 15, 2021
Last updated in NPPESApril 15, 2024
Certification dateApril 15, 2024

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