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

Horizon Services Inc

Organization Substance Use Disorder Rehabilitation Clinic/Center · NPI 1598518680

Horizon Services Inc is a Substance Use Disorder Rehabilitation Clinic/Center in San Mateo, California. Registered with an NPI since 2024.

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

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Practice location Address checks out

2251 Palm Ave
San Mateo, CA 94403-1814
Phone: (650) 513-6500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Substance Use Disorder Rehabilitation Clinic/Center (primary) Taxonomy 261QR0405X

Record details

NPI number1598518680
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Hieu Nguyen — Sud Counselor · (650) 513-6500
NPI enumeratedApril 9, 2024
Last updated in NPPESApril 9, 2024
Certification dateSeptember 7, 2023
Mailing address2251 Palm Ave, San Mateo, CA 94403-1814

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