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

Maria E. Castellano-Hsia Marriage Family Therapist, PC

Organization Marriage & Family Therapist · NPI 1831959410

Maria E. Castellano-Hsia Marriage Family Therapist, PC is a Marriage & Family Therapist in San Luis Obispo, California. Registered with an NPI since 2024.

In the registry since
2024
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

1305 Marsh St Ste 105
San Luis Obispo, CA 93401-3315
Phone: (805) 519-7590
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X

Record details

NPI number1831959410
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Maria Castellano-Hsia — Director · (805) 519-7590
Other names Sanarte
NPI enumeratedMarch 20, 2024
Last updated in NPPESMay 6, 2024
Certification dateMay 6, 2024
Mailing address133 Searidge Ct, Pismo Beach, CA 93449-1607

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