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

Hillsdale Treatment Center LLC

Organization Mental Health Clinic/Center (Including Community Mental Health Center) · NPI 1336910397

Hillsdale Treatment Center LLC is a Mental Health Clinic/Center (Including Community Mental Health Center) in Oceanside, California. Registered with an NPI since 2024.

In the registry since
2024
Specialties on file
2
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

2215 Mesa Dr
Oceanside, CA 92054-3707
Phone: (949) 635-4437
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Mental Health Clinic/Center (primary) Taxonomy 261QM0850X
Mental Health Clinic/Center (Including Community Mental Health Center) Taxonomy 261QM0801X

Record details

NPI number1336910397
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Eric Niccole — Member · (949) 279-1165
NPI enumeratedJanuary 9, 2024
Last updated in NPPESJanuary 9, 2024
Certification dateJanuary 9, 2024
Mailing address220 Newport Center Dr # 11-583, Newport Beach, CA 92660-7506

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