FOUNTAIN VALLEY REGIONAL SLEEP CENTER LLC
NPI 1447731948
Clinic/Center - Sleep Disorder Diagnostic in Laguna Hills, CA

Q: What is Fountain Valley Regional Sleep Center LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Sleep Disorder Diagnostic, with taxonomy code 261QS1200X.

Active since August 23, 2018

24953 PASEO DE VALENCIA STE 3A, LAGUNA HILLS, CA 92653(888) 861-0909(888) 861-0910 Get Directions Write a Review

NPPES record last updated: February 18, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: May 17, 2021, Oct 23, 2018, Aug 23, 2018 (3 updates tracked since 2018).

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About Fountain Valley Regional Sleep Center Llc NPPES

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

FOUNTAIN VALLEY REGIONAL SLEEP CENTER LLC (NPI 1447731948), doing business as Hsd Sleep Center, is a healthcare organization registered as a sleep disorder diagnostic in Laguna Hills, California and active in the NPI registry since August 2018. The organization lists Andrew Lawrence Arambula, President & Ceo, as its authorized official.

NPPES Registry Identity

NPI1447731948

Entity TypeOrganization

Primary Taxonomy261QS1200X

Legal Business NameFOUNTAIN VALLEY REGIONAL SLEEP CENTER LLC

Location Address24953 PASEO DE VALENCIA STE 3ALaguna Hills, CA 92653-4342

Mailing Address24953 Paseo De Valencia Ste 3aLaguna Hills, CA 92653-4342 · (888) 861-0909 · Fax (888) 861-0910

Phone(888) 861-0909

Fax(888) 861-0910

Organization SubpartYesParent: Fountain Valley Regional Sleep Center, Llc

Authorized OfficialAndrew Lawrence ArambulaPresident & Ceo · (714) 427-5900

Enumeration DateAugust 23, 2018

Last NPPES UpdateFebruary 18, 20263 updates tracked since enumeration

NPPES CertifiedFebruary 18, 2026

✔ NPI 1447731948 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Sleep Disorder DiagnosticAmbulatory Health Care Facilities

Taxonomy Code261QS1200X

24953 PASEO DE VALENCIA STE 3A, Laguna Hills, CA 92653

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Other Names 1

Doing Business AsHsd Sleep Center

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Sleep study in sleep lab with continuous airway pressure (6 years or older) 95811

A sleep study in a sleep lab with continuous airway pressure is a test for individuals aged 6 and above. It monitors your sleep patterns to check for disorders like sleep apnea. Continuous airway pressure helps keep your airways open while you sleep, improving your breathing.

54 services53 patients

Sleep study in sleep lab (6 years or older) 95810

A sleep study in a sleep lab is a non-invasive overnight test that monitors your body while you sleep. It helps doctors understand your sleep patterns and identify any issues like sleep apnea or insomnia. You'll be connected to equipment that tracks your heart rate, brain waves, breathing, and movements.

39 services38 patients

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 Fountain Valley Regional Sleep Center LLC's NPI number?

The NPI number for Fountain Valley Regional Sleep Center LLC is 1447731948. It was assigned to this organization in the NPPES registry on August 23, 2018. The provider is doing business as HSD Sleep Center.

Where is Fountain Valley Regional Sleep Center LLC located?

Fountain Valley Regional Sleep Center LLC is located at 24953 Paseo De Valencia Ste 3A, Laguna Hills, CA 92653. The listed phone number is (888) 861-0909.

What is Fountain Valley Regional Sleep Center LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Sleep Disorder Diagnostic, with taxonomy code 261QS1200X.

When was this NPI record last updated?

The NPPES record for Fountain Valley Regional Sleep Center LLC was last updated on February 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.