Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

GHC OF BLUE OAKS LLC
NPI 1952279820
Community Based Residential Treatment Facility, Mental Illness in Auburn, CA

Q: What is Ghc Of Blue Oaks LLC's NPI number?

The NPI number for Ghc Of Blue Oaks LLC is 1952279820. It was assigned to this organization in the NPPES registry on October 23, 2025. The provider is doing business as Siena Terraces.

Q: What is Ghc Of Blue Oaks LLC's specialty?

The primary specialty registered for this NPI is Community Based Residential Treatment Facility, Mental Illness with taxonomy code 320800000X.

Active since October 23, 2025

11650 EDUCATION STREET, AUBURN, CA 95602(530) 485-1800 Get Directions Write a Review

NPPES record last updated: July 28, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Ghc Of Blue Oaks Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GHC OF BLUE OAKS LLC (NPI 1952279820), doing business as Siena Terraces, is a healthcare organization registered as a community based residential treatment facility, mental illness in Auburn, California and active in the NPI registry since October 2025. The organization lists Lois Mastrocola, Chief Financial Officer, as its authorized official.

NPPES Registry Identity

NPI1952279820

Entity TypeOrganization

Primary Taxonomy320800000X

Legal Business NameGHC OF BLUE OAKS LLC

Location Address11650 EDUCATION STREETAuburn, CA 95602

Mailing Address11650 Education StreetAuburn, CA 95602 · (530) 485-1800

Phone(530) 485-1800

Organization SubpartNo

Authorized OfficialLois MastrocolaChief Financial Officer · (714) 241-5600

Enumeration DateOctober 23, 2025

Last NPPES UpdateJuly 28, 2026

NPPES CertifiedJuly 28, 2026

✔ NPI 1952279820 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCommunity Based Residential Treatment Facility, Mental IllnessResidential Treatment Facilities

Taxonomy Code320800000X

Definition

A home-like residential facility providing psychiatric treatment and psycho/social rehabilitative services to individuals diagnosed with mental illness.

11650 EDUCATION STREET, Auburn, CA 95602

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Other Names 1

Doing Business AsSiena Terraces

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ghc Of Blue Oaks LLC's NPI number?

The NPI number for Ghc Of Blue Oaks LLC is 1952279820. It was assigned to this organization in the NPPES registry on October 23, 2025. The provider is doing business as Siena Terraces.

Where is Ghc Of Blue Oaks LLC located?

Ghc Of Blue Oaks LLC is located at 11650 Education Street, Auburn, CA 95602. The listed phone number is (530) 485-1800.

What is Ghc Of Blue Oaks LLC's specialty?

The primary specialty registered for this NPI is Community Based Residential Treatment Facility, Mental Illness with taxonomy code 320800000X.

When was this NPI record last updated?

The NPPES record for Ghc Of Blue Oaks LLC was last updated on July 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.